Commit 5ce22bac authored by Vladislav Vaintroub's avatar Vladislav Vaintroub

MDEV-9077 - sysschema test suite.

parent f6bb1c11
...@@ -7,4 +7,5 @@ plugins,^ ...@@ -7,4 +7,5 @@ plugins,^
mariabackup,^ mariabackup,^
roles,^ roles,^
auth_gssapi,^ auth_gssapi,^
rocksdb rocksdb,^
sysschema
...@@ -211,6 +211,7 @@ my @DEFAULT_SUITES= qw( ...@@ -211,6 +211,7 @@ my @DEFAULT_SUITES= qw(
vcol- vcol-
versioning- versioning-
period- period-
sysschema-
); );
my $opt_suites; my $opt_suites;
......
# Reset the performance_schema.setup_actors table
TRUNCATE TABLE performance_schema.setup_actors;
INSERT INTO performance_schema.setup_actors VALUES ('%', '%', '%', 'YES', 'YES');
# Reset the performance_schema.setup_consumers table
UPDATE performance_schema.setup_consumers SET enabled = 'YES';
# Reset the performance_schema.setup_instruments table
UPDATE performance_schema.setup_instruments SET enabled = 'YES', timed = 'YES';
# Reset all Performance Schema configuration
--source ./ps_setup_instruments_cleanup.inc
--source ./ps_setup_actors_cleanup.inc
--source ./ps_setup_consumers_cleanup.inc
--source ./ps_threads_cleanup.inc
# Reset the performance_schema.setup_consumers table
UPDATE performance_schema.threads SET instrumented = 'YES';
# Reset all underlying Performance Schema data
--disable_result_log
--disable_query_log ONCE
CALL sys.ps_truncate_all_tables(FALSE);
--enable_result_log
# Reset the sys.sys_config table
# Note, we have to disable the triggers to reset the set_by column back to NULL
# as the sys.sys_config_update_set_user trigger will overwrite it to the current user
SET @sys.ignore_sys_config_triggers := true;
DELETE FROM sys.sys_config;
INSERT IGNORE INTO sys.sys_config (variable, value) VALUES
('statement_truncate_len', 64),
('statement_performance_analyzer.limit', 100),
('statement_performance_analyzer.view', NULL),
('diagnostics.allow_i_s_tables', 'OFF'),
('diagnostics.include_raw', 'OFF'),
('ps_thread_trx_info.max_length', 65535);
SET @sys.ignore_sys_config_triggers := NULL;
USE sys;
SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA = 'sys' ORDER BY TABLE_NAME;
TABLE_NAME
host_summary
host_summary_by_file_io
host_summary_by_file_io_type
host_summary_by_stages
host_summary_by_statement_latency
host_summary_by_statement_type
innodb_buffer_stats_by_schema
innodb_buffer_stats_by_table
innodb_lock_waits
io_by_thread_by_latency
io_global_by_file_by_bytes
io_global_by_file_by_latency
io_global_by_wait_by_bytes
io_global_by_wait_by_latency
latest_file_io
memory_by_host_by_current_bytes
memory_by_thread_by_current_bytes
memory_by_user_by_current_bytes
memory_global_by_current_bytes
memory_global_total
metrics
processlist
ps_check_lost_instrumentation
schema_auto_increment_columns
schema_index_statistics
schema_object_overview
schema_redundant_indexes
schema_tables_with_full_table_scans
schema_table_lock_waits
schema_table_statistics
schema_table_statistics_with_buffer
schema_unused_indexes
session
session_ssl_status
statements_with_errors_or_warnings
statements_with_full_table_scans
statements_with_runtimes_in_95th_percentile
statements_with_sorting
statements_with_temp_tables
statement_analysis
sys_config
user_summary
user_summary_by_file_io
user_summary_by_file_io_type
user_summary_by_stages
user_summary_by_statement_latency
user_summary_by_statement_type
version
waits_by_host_by_latency
waits_by_user_by_latency
waits_global_by_latency
wait_classes_global_by_avg_latency
wait_classes_global_by_latency
x$host_summary
x$host_summary_by_file_io
x$host_summary_by_file_io_type
x$host_summary_by_stages
x$host_summary_by_statement_latency
x$host_summary_by_statement_type
x$innodb_buffer_stats_by_schema
x$innodb_buffer_stats_by_table
x$innodb_lock_waits
x$io_by_thread_by_latency
x$io_global_by_file_by_bytes
x$io_global_by_file_by_latency
x$io_global_by_wait_by_bytes
x$io_global_by_wait_by_latency
x$latest_file_io
x$memory_by_host_by_current_bytes
x$memory_by_thread_by_current_bytes
x$memory_by_user_by_current_bytes
x$memory_global_by_current_bytes
x$memory_global_total
x$processlist
x$ps_digest_95th_percentile_by_avg_us
x$ps_digest_avg_latency_distribution
x$ps_schema_table_statistics_io
x$schema_flattened_keys
x$schema_index_statistics
x$schema_tables_with_full_table_scans
x$schema_table_lock_waits
x$schema_table_statistics
x$schema_table_statistics_with_buffer
x$session
x$statements_with_errors_or_warnings
x$statements_with_full_table_scans
x$statements_with_runtimes_in_95th_percentile
x$statements_with_sorting
x$statements_with_temp_tables
x$statement_analysis
x$user_summary
x$user_summary_by_file_io
x$user_summary_by_file_io_type
x$user_summary_by_stages
x$user_summary_by_statement_latency
x$user_summary_by_statement_type
x$waits_by_host_by_latency
x$waits_by_user_by_latency
x$waits_global_by_latency
x$wait_classes_global_by_avg_latency
x$wait_classes_global_by_latency
SELECT ROUTINE_NAME, ROUTINE_TYPE FROM INFORMATION_SCHEMA.ROUTINES WHERE ROUTINE_SCHEMA = 'sys' ORDER BY ROUTINE_TYPE, ROUTINE_NAME;
ROUTINE_NAME ROUTINE_TYPE
extract_schema_from_file_name FUNCTION
extract_table_from_file_name FUNCTION
format_bytes FUNCTION
format_path FUNCTION
format_statement FUNCTION
format_time FUNCTION
list_add FUNCTION
list_drop FUNCTION
ps_is_account_enabled FUNCTION
ps_is_consumer_enabled FUNCTION
ps_is_instrument_default_enabled FUNCTION
ps_is_instrument_default_timed FUNCTION
ps_is_thread_instrumented FUNCTION
ps_thread_account FUNCTION
ps_thread_id FUNCTION
ps_thread_stack FUNCTION
ps_thread_trx_info FUNCTION
quote_identifier FUNCTION
sys_get_config FUNCTION
version_major FUNCTION
version_minor FUNCTION
version_patch FUNCTION
create_synonym_db PROCEDURE
diagnostics PROCEDURE
execute_prepared_stmt PROCEDURE
ps_setup_disable_background_threads PROCEDURE
ps_setup_disable_consumer PROCEDURE
ps_setup_disable_instrument PROCEDURE
ps_setup_disable_thread PROCEDURE
ps_setup_enable_background_threads PROCEDURE
ps_setup_enable_consumer PROCEDURE
ps_setup_enable_instrument PROCEDURE
ps_setup_enable_thread PROCEDURE
ps_setup_reload_saved PROCEDURE
ps_setup_reset_to_default PROCEDURE
ps_setup_save PROCEDURE
ps_setup_show_disabled PROCEDURE
ps_setup_show_disabled_consumers PROCEDURE
ps_setup_show_disabled_instruments PROCEDURE
ps_setup_show_enabled PROCEDURE
ps_setup_show_enabled_consumers PROCEDURE
ps_setup_show_enabled_instruments PROCEDURE
ps_statement_avg_latency_histogram PROCEDURE
ps_trace_statement_digest PROCEDURE
ps_trace_thread PROCEDURE
ps_truncate_all_tables PROCEDURE
statement_performance_analyzer PROCEDURE
table_exists PROCEDURE
SELECT TRIGGER_NAME FROM INFORMATION_SCHEMA.TRIGGERS WHERE TRIGGER_SCHEMA = 'sys' ORDER BY TRIGGER_NAME;
TRIGGER_NAME
sys_config_insert_set_user
sys_config_update_set_user
SELECT sys_version FROM sys.version;
sys_version
1.5.1
SELECT sys.extract_schema_from_file_name(NULL);
sys.extract_schema_from_file_name(NULL)
NULL
SELECT sys.extract_schema_from_file_name('/var/lib/mysql/employees/employee.ibd');
sys.extract_schema_from_file_name('/var/lib/mysql/employees/employee.ibd')
employees
SELECT sys.extract_table_from_file_name(NULL);
sys.extract_table_from_file_name(NULL)
NULL
SELECT sys.extract_table_from_file_name('/var/lib/mysql/employees/employee.ibd');
sys.extract_table_from_file_name('/var/lib/mysql/employees/employee.ibd')
employee
SELECT sys.format_bytes(NULL);
sys.format_bytes(NULL)
NULL
SELECT sys.format_bytes(1);
sys.format_bytes(1)
1 bytes
SELECT sys.format_bytes(1023);
sys.format_bytes(1023)
1023 bytes
SELECT sys.format_bytes(1024);
sys.format_bytes(1024)
1.00 KiB
SELECT sys.format_bytes(1048575);
sys.format_bytes(1048575)
1024.00 KiB
SELECT sys.format_bytes(1048576);
sys.format_bytes(1048576)
1.00 MiB
SELECT sys.format_bytes(1073741823);
sys.format_bytes(1073741823)
1024.00 MiB
SELECT sys.format_bytes(1073741824);
sys.format_bytes(1073741824)
1.00 GiB
SELECT sys.format_bytes(1099511627775);
sys.format_bytes(1099511627775)
1024.00 GiB
SELECT sys.format_bytes(1099511627776);
sys.format_bytes(1099511627776)
1.00 TiB
SELECT sys.format_bytes(1125899906842623);
sys.format_bytes(1125899906842623)
1024.00 TiB
SELECT sys.format_bytes(1125899906842624);
sys.format_bytes(1125899906842624)
1.00 PiB
SELECT sys.format_bytes(1125899906842624238947293);
sys.format_bytes(1125899906842624238947293)
1000000000.00 PiB
SELECT sys.format_path(NULL);
sys.format_path(NULL)
NULL
SET @mypath := CONCAT(@@global.datadir, 'foo/bar.foo');
SELECT sys.format_path(@mypath);
sys.format_path(@mypath)
@@datadir/foo/bar.foo
SET @mypath := CONCAT(@@global.tmpdir, '/foo/bar.foo');
SELECT sys.format_path(@mypath);
sys.format_path(@mypath)
@@tmpdir/foo/bar.foo
SELECT sys.format_path('/foo/bar/baz.foo');
sys.format_path('/foo/bar/baz.foo')
/foo/bar/baz.foo
SELECT sys.format_statement(NULL);
sys.format_statement(NULL)
NULL
SELECT sys.format_statement('SELECT foo, bar, baz, foobar, foobaz FROM foo JOIN bar USING (foobar) JOIN baz USING (foobar) WHERE foo = \'foo\' AND bar = \'bar\'') AS statement;
statement
SELECT foo, bar, baz, foobar, ... RE foo = 'foo' AND bar = 'bar'
SET @sys.statement_truncate_len = 80;
SELECT sys.format_statement('SELECT foo, bar, baz, foobar, foobaz FROM foo JOIN bar USING (foobar) JOIN baz USING (foobar) WHERE foo = \'foo\' AND bar = \'bar\'') AS statement;
statement
SELECT foo, bar, baz, foobar, foobaz F ... bar) WHERE foo = 'foo' AND bar = 'bar'
SELECT sys.format_time(NULL);
sys.format_time(NULL)
NULL
SELECT sys.format_time(1);
sys.format_time(1)
1 ps
SELECT sys.format_time(999);
sys.format_time(999)
999 ps
SELECT sys.format_time(1000);
sys.format_time(1000)
1.00 ns
SELECT sys.format_time(999999);
sys.format_time(999999)
1000.00 ns
SELECT sys.format_time(1000000);
sys.format_time(1000000)
1.00 us
SELECT sys.format_time(999999999);
sys.format_time(999999999)
1000.00 us
SELECT sys.format_time(1000000000);
sys.format_time(1000000000)
1.00 ms
SELECT sys.format_time(999999999999);
sys.format_time(999999999999)
1000.00 ms
SELECT sys.format_time(1000000000000);
sys.format_time(1000000000000)
1.00 s
SELECT sys.format_time(59999999999999);
sys.format_time(59999999999999)
60.00 s
SELECT sys.format_time(60000000000000);
sys.format_time(60000000000000)
1.00 m
SELECT sys.format_time(3599999999999999);
sys.format_time(3599999999999999)
60.00 m
SELECT sys.format_time(3600000000000000);
sys.format_time(3600000000000000)
1.00 h
SELECT sys.format_time(86399999999999988);
sys.format_time(86399999999999988)
24.00 h
SELECT sys.format_time(86400000000000000);
sys.format_time(86400000000000000)
1.00 d
SELECT sys.format_time(604799999999999888);
sys.format_time(604799999999999888)
7.00 d
SELECT sys.format_time(604800000000000000);
sys.format_time(604800000000000000)
1.00 w
SELECT sys.format_time(2389472398472389748237429837423984728374);
sys.format_time(2389472398472389748237429837423984728374)
3950847219696411300000.00 w
SELECT sys.list_add(NULL, 'foo');
sys.list_add(NULL, 'foo')
foo
SELECT sys.list_add('', 'foo');
sys.list_add('', 'foo')
foo
SELECT sys.list_add('bar', 'foo');
sys.list_add('bar', 'foo')
bar,foo
SELECT sys.list_add('bar, ', 'foo');
sys.list_add('bar, ', 'foo')
bar,foo
SELECT sys.list_add('foo', NULL);
ERROR 02200: Function sys.list_add: in_add_value input variable should not be NULL
SET @sqlmode := @@sql_mode;
SELECT @@sql_mode;
@@sql_mode
STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
SET SESSION sql_mode = sys.list_add(@@sql_mode, 'ANSI_QUOTES');
SELECT @@sql_mode;
@@sql_mode
ANSI_QUOTES,STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
SET SESSION sql_mode = @sqlmode;
SET @sqlmode := NULL;
SET @input := REPEAT('a', 4194304);
SELECT sys.list_add(@input, 'foo');
ERROR 22001: Data too long for column 'in_list' at row 1
SET @input := NULL;
SELECT sys.list_drop('1,2,3,4,5', '1');
sys.list_drop('1,2,3,4,5', '1')
2,3,4,5
SELECT sys.list_drop('1,2,3,4,5', '3');
sys.list_drop('1,2,3,4,5', '3')
1,2,4,5
SELECT sys.list_drop('1,2,3,4,5', '5');
sys.list_drop('1,2,3,4,5', '5')
1,2,3,4
SELECT sys.list_drop('1, 2, 3, 4, 5', '1');
sys.list_drop('1, 2, 3, 4, 5', '1')
2, 3, 4, 5
SELECT sys.list_drop('1, 2, 3, 4, 5', '3');
sys.list_drop('1, 2, 3, 4, 5', '3')
1, 2, 4, 5
SELECT sys.list_drop('1, 2, 3, 4, 5', '5');
sys.list_drop('1, 2, 3, 4, 5', '5')
1, 2, 3, 4
SELECT sys.list_drop('1,2,3,4,5', NULL);
ERROR 02200: Function sys.list_drop: in_drop_value input variable should not be NULL
SET @sqlmode := @@sql_mode;
SELECT @@sql_mode;
@@sql_mode
STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
SET SESSION sql_mode = sys.list_drop(@@sql_mode, 'STRICT_TRANS_TABLES');
SELECT @@sql_mode;
@@sql_mode
ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
SET SESSION sql_mode = @sqlmode;
SET @sqlmode := NULL;
SELECT sys.ps_is_account_enabled('foo', 'bar');
sys.ps_is_account_enabled('foo', 'bar')
YES
DELETE FROM performance_schema.setup_actors;
INSERT INTO performance_schema.setup_actors VALUES
('test', 'test', '%', 'YES', 'NO');
SELECT sys.ps_is_account_enabled('foo', 'bar');
sys.ps_is_account_enabled('foo', 'bar')
NO
SELECT sys.ps_is_account_enabled('test', 'test');
sys.ps_is_account_enabled('test', 'test')
YES
TRUNCATE TABLE performance_schema.setup_actors;
INSERT INTO performance_schema.setup_actors VALUES ('%', '%', '%', 'YES', 'YES');
UPDATE performance_schema.setup_consumers SET enabled = 'NO' WHERE name = 'events_stages_history';
SELECT sys.ps_is_consumer_enabled('events_stages_history');
sys.ps_is_consumer_enabled('events_stages_history')
NO
SELECT sys.ps_is_consumer_enabled('global_instrumentation');
sys.ps_is_consumer_enabled('global_instrumentation')
YES
UPDATE performance_schema.setup_consumers SET enabled = 'NO' WHERE name = 'events_stages_current';
UPDATE performance_schema.setup_consumers SET enabled = 'YES' WHERE name = 'events_stages_history';
SELECT sys.ps_is_consumer_enabled('events_stages_history');
sys.ps_is_consumer_enabled('events_stages_history')
NO
UPDATE performance_schema.setup_consumers SET enabled = 'YES' WHERE name = 'events_stages_current';
SELECT sys.ps_is_consumer_enabled('events_stages_history');
sys.ps_is_consumer_enabled('events_stages_history')
YES
UPDATE performance_schema.setup_consumers SET enabled = 'NO' WHERE name = 'global_instrumentation';
SELECT sys.ps_is_consumer_enabled('thread_instrumentation');
sys.ps_is_consumer_enabled('thread_instrumentation')
NO
SELECT sys.ps_is_consumer_enabled('statements_digest');
sys.ps_is_consumer_enabled('statements_digest')
NO
SELECT sys.ps_is_consumer_enabled('events_stages_current');
sys.ps_is_consumer_enabled('events_stages_current')
NO
SELECT sys.ps_is_consumer_enabled('events_stages_history');
sys.ps_is_consumer_enabled('events_stages_history')
NO
SELECT sys.ps_is_consumer_enabled('events_stages_history_long');
sys.ps_is_consumer_enabled('events_stages_history_long')
NO
SELECT sys.ps_is_consumer_enabled('events_statements_current');
sys.ps_is_consumer_enabled('events_statements_current')
NO
SELECT sys.ps_is_consumer_enabled('events_statements_history');
sys.ps_is_consumer_enabled('events_statements_history')
NO
SELECT sys.ps_is_consumer_enabled('events_statements_history_long');
sys.ps_is_consumer_enabled('events_statements_history_long')
NO
UPDATE performance_schema.setup_consumers SET enabled = 'YES';
SELECT sys.ps_is_instrument_default_enabled('memory/performance_schema/internal_buffers');
sys.ps_is_instrument_default_enabled('memory/performance_schema/internal_buffers')
YES
SELECT sys.ps_is_instrument_default_enabled('statement/sql/select');
sys.ps_is_instrument_default_enabled('statement/sql/select')
YES
SELECT sys.ps_is_instrument_default_enabled('statement/sp/error');
sys.ps_is_instrument_default_enabled('statement/sp/error')
YES
SELECT sys.ps_is_instrument_default_enabled('statement/com/Prepare');
sys.ps_is_instrument_default_enabled('statement/com/Prepare')
YES
SELECT sys.ps_is_instrument_default_enabled('wait/io/file/sql/binlog');
sys.ps_is_instrument_default_enabled('wait/io/file/sql/binlog')
YES
SELECT sys.ps_is_instrument_default_enabled('wait/io/table/sql/handler');
sys.ps_is_instrument_default_enabled('wait/io/table/sql/handler')
YES
SELECT sys.ps_is_instrument_default_enabled('wait/lock/table/sql/handler');
sys.ps_is_instrument_default_enabled('wait/lock/table/sql/handler')
YES
SELECT sys.ps_is_instrument_default_enabled('idle');
sys.ps_is_instrument_default_enabled('idle')
YES
SELECT sys.ps_is_instrument_default_enabled('wait/synch/mutex/sql/LOCK_plugin');
sys.ps_is_instrument_default_enabled('wait/synch/mutex/sql/LOCK_plugin')
NO
SELECT sys.ps_is_instrument_default_enabled('wait/synch/rwlock/sql/LOCK_grant');
sys.ps_is_instrument_default_enabled('wait/synch/rwlock/sql/LOCK_grant')
NO
SELECT sys.ps_is_instrument_default_enabled('wait/synch/sxlock/innodb/btr_search_latch');
sys.ps_is_instrument_default_enabled('wait/synch/sxlock/innodb/btr_search_latch')
NO
SELECT sys.ps_is_instrument_default_enabled('wait/synch/cond/sql/MYSQL_BIN_LOG::update_cond');
sys.ps_is_instrument_default_enabled('wait/synch/cond/sql/MYSQL_BIN_LOG::update_cond')
NO
SELECT sys.ps_is_instrument_default_enabled('stage/sql/end');
sys.ps_is_instrument_default_enabled('stage/sql/end')
NO
SELECT sys.ps_is_instrument_default_enabled('transaction');
sys.ps_is_instrument_default_enabled('transaction')
NO
SELECT sys.ps_is_instrument_default_enabled('wait/io/socket/sql/server_tcpip_socket');
sys.ps_is_instrument_default_enabled('wait/io/socket/sql/server_tcpip_socket')
NO
SELECT sys.ps_is_instrument_default_enabled('wait/lock/metadata/sql/mdl');
sys.ps_is_instrument_default_enabled('wait/lock/metadata/sql/mdl')
NO
SELECT sys.ps_is_instrument_default_timed('wait/io/file/sql/binlog');
sys.ps_is_instrument_default_timed('wait/io/file/sql/binlog')
YES
SELECT sys.ps_is_instrument_default_timed('statement/sql/select');
sys.ps_is_instrument_default_timed('statement/sql/select')
YES
SELECT sys.ps_is_instrument_default_timed('statement/sp/error');
sys.ps_is_instrument_default_timed('statement/sp/error')
YES
SELECT sys.ps_is_instrument_default_timed('statement/com/Prepare');
sys.ps_is_instrument_default_timed('statement/com/Prepare')
YES
SELECT sys.ps_is_instrument_default_timed('wait/io/table/sql/handler');
sys.ps_is_instrument_default_timed('wait/io/table/sql/handler')
YES
SELECT sys.ps_is_instrument_default_timed('wait/lock/table/sql/handler');
sys.ps_is_instrument_default_timed('wait/lock/table/sql/handler')
YES
SELECT sys.ps_is_instrument_default_timed('idle');
sys.ps_is_instrument_default_timed('idle')
YES
SELECT sys.ps_is_instrument_default_timed('wait/synch/mutex/sql/LOCK_plugin');
sys.ps_is_instrument_default_timed('wait/synch/mutex/sql/LOCK_plugin')
NO
SELECT sys.ps_is_instrument_default_timed('wait/synch/rwlock/sql/LOCK_grant');
sys.ps_is_instrument_default_timed('wait/synch/rwlock/sql/LOCK_grant')
NO
SELECT sys.ps_is_instrument_default_timed('wait/synch/sxlock/innodb/btr_search_latch');
sys.ps_is_instrument_default_timed('wait/synch/sxlock/innodb/btr_search_latch')
NO
SELECT sys.ps_is_instrument_default_timed('wait/synch/cond/sql/MYSQL_BIN_LOG::update_cond');
sys.ps_is_instrument_default_timed('wait/synch/cond/sql/MYSQL_BIN_LOG::update_cond')
NO
SELECT sys.ps_is_instrument_default_timed('stage/sql/end');
sys.ps_is_instrument_default_timed('stage/sql/end')
NO
SELECT sys.ps_is_instrument_default_timed('transaction');
sys.ps_is_instrument_default_timed('transaction')
NO
SELECT sys.ps_is_instrument_default_timed('wait/io/socket/sql/server_tcpip_socket');
sys.ps_is_instrument_default_timed('wait/io/socket/sql/server_tcpip_socket')
NO
SELECT sys.ps_is_instrument_default_timed('memory/performance_schema/internal_buffers');
sys.ps_is_instrument_default_timed('memory/performance_schema/internal_buffers')
NO
SELECT sys.ps_is_instrument_default_timed('wait/lock/metadata/sql/mdl');
sys.ps_is_instrument_default_timed('wait/lock/metadata/sql/mdl')
NO
SELECT sys.ps_is_thread_instrumented(NULL);
sys.ps_is_thread_instrumented(NULL)
NULL
SELECT sys.ps_is_thread_instrumented(CONNECTION_ID());
sys.ps_is_thread_instrumented(CONNECTION_ID())
YES
UPDATE performance_schema.threads SET instrumented = 'NO' WHERE processlist_id = CONNECTION_ID();
SELECT sys.ps_is_thread_instrumented(CONNECTION_ID());
sys.ps_is_thread_instrumented(CONNECTION_ID())
NO
SELECT sys.ps_is_thread_instrumented(234623462376);
sys.ps_is_thread_instrumented(234623462376)
UNKNOWN
UPDATE performance_schema.threads SET instrumented = 'YES';
SELECT sys.ps_thread_account(NULL);
sys.ps_thread_account(NULL)
NULL
SELECT sys.ps_thread_account(234623462376);
sys.ps_thread_account(234623462376)
NULL
SELECT sys.ps_thread_account(sys.ps_thread_id(NULL));
sys.ps_thread_account(sys.ps_thread_id(NULL))
root@localhost
SELECT sys.ps_thread_id(234623462376);
sys.ps_thread_id(234623462376)
NULL
SELECT sys.ps_thread_id(CONNECTION_ID()) = @ps_thread_id;
sys.ps_thread_id(CONNECTION_ID()) = @ps_thread_id
1
SELECT sys.ps_thread_id(NULL) = @ps_thread_id;
sys.ps_thread_id(NULL) = @ps_thread_id
1
SELECT sys.ps_thread_trx_info(234623462376);
sys.ps_thread_trx_info(234623462376)
NULL
SELECT JSON_VALID(sys.ps_thread_trx_info(sys.ps_thread_id(NULL)));
JSON_VALID(sys.ps_thread_trx_info(sys.ps_thread_id(NULL)))
1
CREATE DATABASE trx;
CREATE TABLE trx.info (id INT PRIMARY KEY, info VARCHAR(20));
connect con1,localhost,root,,;
connection con1;
USE trx;
START TRANSACTION;
INSERT INTO info VALUES (1, 'foo');
COMMIT;
START TRANSACTION;
INSERT INTO info VALUES (2, 'bar');
COMMIT;
connection default;
SET @json_doc := sys.ps_thread_trx_info(@ps_thread_id);
SELECT JSON_VALID(@json_doc);
JSON_VALID(@json_doc)
1
SELECT JSON_LENGTH(@json_doc);
JSON_LENGTH(@json_doc)
2
SELECT JSON_KEYS(JSON_EXTRACT(@json_doc, '$[0]'));
JSON_KEYS(JSON_EXTRACT(@json_doc, '$[0]'))
["time", "state", "mode", "autocommitted", "gtid", "isolation", "statements_executed"]
SELECT JSON_CONTAINS_PATH(@json_doc, 'one', '$[0].time');
JSON_CONTAINS_PATH(@json_doc, 'one', '$[0].time')
1
SELECT JSON_CONTAINS(@json_doc, '"COMMITTED"', '$[0].state');
JSON_CONTAINS(@json_doc, '"COMMITTED"', '$[0].state')
1
SELECT JSON_CONTAINS(@json_doc, '"READ WRITE"', '$[0].mode');
JSON_CONTAINS(@json_doc, '"READ WRITE"', '$[0].mode')
1
SELECT JSON_CONTAINS(@json_doc, '"NO"', '$[0].autocommitted');
JSON_CONTAINS(@json_doc, '"NO"', '$[0].autocommitted')
1
SELECT JSON_CONTAINS(@json_doc, '"AUTOMATIC"', '$[0].gtid');
JSON_CONTAINS(@json_doc, '"AUTOMATIC"', '$[0].gtid')
0
SELECT JSON_CONTAINS(@json_doc, '"REPEATABLE READ"', '$[0].isolation');
JSON_CONTAINS(@json_doc, '"REPEATABLE READ"', '$[0].isolation')
1
SELECT JSON_KEYS(JSON_EXTRACT(@json_doc, '$[0].statements_executed[0]'));
JSON_KEYS(JSON_EXTRACT(@json_doc, '$[0].statements_executed[0]'))
["sql_text", "time", "schema", "rows_examined", "rows_affected", "rows_sent", "tmp_tables", "tmp_disk_tables", "sort_rows", "sort_merge_passes"]
SELECT JSON_CONTAINS_PATH(@json_doc, 'one', '$[0].statements_executed[0].time');
JSON_CONTAINS_PATH(@json_doc, 'one', '$[0].statements_executed[0].time')
1
SELECT JSON_CONTAINS(@json_doc, '"INSERT INTO info VALUES (1, \'foo\')"', '$[0].statements_executed[0].sql_text');
JSON_CONTAINS(@json_doc, '"INSERT INTO info VALUES (1, \'foo\')"', '$[0].statements_executed[0].sql_text')
1
SELECT JSON_CONTAINS(@json_doc, '"trx"', '$[0].statements_executed[0].schema');
JSON_CONTAINS(@json_doc, '"trx"', '$[0].statements_executed[0].schema')
1
SELECT JSON_CONTAINS(@json_doc, '0', '$[0].statements_executed[0].rows_examined');
JSON_CONTAINS(@json_doc, '0', '$[0].statements_executed[0].rows_examined')
1
SELECT JSON_CONTAINS(@json_doc, '1', '$[0].statements_executed[0].rows_affected');
JSON_CONTAINS(@json_doc, '1', '$[0].statements_executed[0].rows_affected')
1
SELECT JSON_CONTAINS(@json_doc, '0', '$[0].statements_executed[0].rows_sent');
JSON_CONTAINS(@json_doc, '0', '$[0].statements_executed[0].rows_sent')
1
SELECT JSON_CONTAINS(@json_doc, '0', '$[0].statements_executed[0].tmp_tables');
JSON_CONTAINS(@json_doc, '0', '$[0].statements_executed[0].tmp_tables')
1
SELECT JSON_CONTAINS(@json_doc, '0', '$[0].statements_executed[0].tmp_disk_tables');
JSON_CONTAINS(@json_doc, '0', '$[0].statements_executed[0].tmp_disk_tables')
1
SELECT JSON_CONTAINS(@json_doc, '0', '$[0].statements_executed[0].sort_rows');
JSON_CONTAINS(@json_doc, '0', '$[0].statements_executed[0].sort_rows')
1
SELECT JSON_CONTAINS(@json_doc, '0', '$[0].statements_executed[0].sort_merge_passes');
JSON_CONTAINS(@json_doc, '0', '$[0].statements_executed[0].sort_merge_passes')
1
SELECT JSON_CONTAINS(@json_doc, '"COMMIT"', '$[0].statements_executed[1].sql_text');
JSON_CONTAINS(@json_doc, '"COMMIT"', '$[0].statements_executed[1].sql_text')
1
SET @sys.ps_thread_trx_info.max_length = 100;
SELECT sys.ps_thread_trx_info(@ps_thread_id);
sys.ps_thread_trx_info(@ps_thread_id)
{ "error": "Trx info truncated: Row 1X was cut by GROUP_CONCAT()" }
SET @sys.ps_thread_trx_info.max_length = NULL;
SELECT JSON_VALID(sys.ps_thread_trx_info(@ps_thread_id));
JSON_VALID(sys.ps_thread_trx_info(@ps_thread_id))
1
disconnect con1;
DROP DATABASE trx;
SELECT sys.quote_identifier(NULL);
sys.quote_identifier(NULL)
NULL
SELECT sys.quote_identifier('abc');
sys.quote_identifier('abc')
`abc`
SELECT sys.quote_identifier('ab`c');
sys.quote_identifier('ab`c')
`ab``c`
SELECT sys.quote_identifier('ab``c');
sys.quote_identifier('ab``c')
`ab````c`
SELECT sys.quote_identifier('ab```c');
sys.quote_identifier('ab```c')
`ab``````c`
SELECT sys.quote_identifier('a`b`c');
sys.quote_identifier('a`b`c')
`a``b``c`
SELECT sys.quote_identifier('a`b``c');
sys.quote_identifier('a`b``c')
`a``b````c`
SET @sys.statement_truncate_len := IFNULL(@sys.statement_truncate_len, sys.sys_get_config('statement_truncate_len', 128));
SELECT @sys.statement_truncate_len;
@sys.statement_truncate_len
64
SET @sys.foo := IFNULL(@sys.foo, sys.sys_get_config('foo', 'foobar'));
SELECT @sys.foo;
@sys.foo
foobar
CREATE TEMPORARY TABLE tmp_global_priv AS SELECT * FROM mysql.global_priv;
CREATE TEMPORARY TABLE tmp_tables_priv AS SELECT * FROM mysql.tables_priv;
DROP DATABASE sys;
SHOW DATABASES;
Database
information_schema
mtr
mysql
performance_schema
test
SHOW DATABASES;
Database
information_schema
mtr
mysql
performance_schema
sys
test
TRUNCATE TABLE mysql.global_priv;
INSERT INTO mysql.global_priv (SELECT * FROM tmp_global_priv);
DROP TEMPORARY TABLE tmp_global_priv;
TRUNCATE TABLE mysql.tables_priv;
INSERT INTO mysql.tables_priv (SELECT * FROM tmp_tables_priv);
DROP TEMPORARY TABLE tmp_tables_priv;
FLUSH PRIVILEGES;
CREATE TABLE t1 (t1_id int PRIMARY KEY, t1_val varchar(10));
CREATE TABLE t2 (t2_id int PRIMARY KEY, t1_id int, t2_val int, INDEX (t1_id));
CREATE TABLE `is` (t1_id int PRIMARY KEY, t1_val varchar(10));
CREATE TABLE `ab``c` (t1_id int PRIMARY KEY, t1_val varchar(10));
CREATE SQL SECURITY INVOKER VIEW myview AS SELECT * FROM t1 NATURAL JOIN t2;
CALL sys.create_synonym_db('test', 'test1');
summary
Created 5 views in the `test1` database
SELECT TABLE_NAME, SECURITY_TYPE FROM information_schema.VIEWS WHERE TABLE_SCHEMA = 'test1' ORDER BY TABLE_NAME;
TABLE_NAME SECURITY_TYPE
ab`c INVOKER
is INVOKER
myview INVOKER
t1 INVOKER
t2 INVOKER
CALL sys.create_synonym_db('test', 'test1');
ERROR HY000: Can't create database test1; database exists
CREATE SCHEMA test2;
CALL sys.create_synonym_db('test', 'test2');
ERROR HY000: Can't create database test2; database exists
SELECT COUNT(*) FROM information_schema.TABLES WHERE TABLE_SCHEMA = 'test2';
COUNT(*)
0
CALL sys.create_synonym_db('test', 'is');
summary
Created 5 views in the `is` database
SELECT TABLE_NAME, SECURITY_TYPE FROM information_schema.VIEWS WHERE TABLE_SCHEMA = 'is' ORDER BY TABLE_NAME;
TABLE_NAME SECURITY_TYPE
ab`c INVOKER
is INVOKER
myview INVOKER
t1 INVOKER
t2 INVOKER
CALL sys.create_synonym_db('is', 'i`s');
summary
Created 5 views in the `i``s` database
SELECT TABLE_NAME, SECURITY_TYPE FROM information_schema.VIEWS WHERE TABLE_SCHEMA = 'i`s' ORDER BY TABLE_NAME;
TABLE_NAME SECURITY_TYPE
ab`c INVOKER
is INVOKER
myview INVOKER
t1 INVOKER
t2 INVOKER
DROP SCHEMA test1;
DROP SCHEMA test2;
DROP SCHEMA `is`;
DROP SCHEMA `i``s`;
DROP VIEW test.myview;
DROP TABLE test.t1;
DROP TABLE test.t2;
DROP TABLE `is`;
DROP TABLE `ab``c`;
SET @sys.debug = 'ON',
@sys.diagnostics.allow_i_s_tables = 'ON',
@sys.diagnostics.include_raw = 'ON';
CALL sys.diagnostics(4, 2, 'full');
SET @sys.debug = 'OFF',
@sys.diagnostics.allow_i_s_tables = 'OFF',
@sys.diagnostics.include_raw = 'OFF';
CALL sys.diagnostics(0, 0, 'full');
summary
Disabled 1 thread
ERROR 45000: in_max_runtime must be greater than 0
CALL sys.diagnostics(2, 0, 'full');
ERROR 45000: in_interval must be greater than 0
CALL sys.diagnostics(1, 2, 'full');
ERROR 45000: in_max_runtime must be greater than or equal to in_interval
SET @sql := "CREATE TABLE test.t1 (i INT) Engine=MEMORY";
CALL sys.execute_prepared_stmt(@sql);
SHOW CREATE TABLE test.t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` int(11) DEFAULT NULL
) ENGINE=MEMORY DEFAULT CHARSET=latin1
SET @sql := CONCAT('INSERT INTO test.t1 VALUES (', 1, ')');
CALL sys.execute_prepared_stmt(@sql);
SELECT * FROM test.t1;
i
1
SET @sql := "DROP TABLE test.t1";
CALL sys.execute_prepared_stmt(@sql);
SHOW TABLES;
Tables_in_test
SET @sql = NULL;
CALL sys.execute_prepared_stmt(NULL);
ERROR 45000: The @sys.execute_prepared_stmt.sql must contain a query
CALL sys.execute_prepared_stmt('foo');
ERROR 45000: The @sys.execute_prepared_stmt.sql must contain a query
CALL sys.ps_setup_reset_to_default(TRUE);
status
Resetting: setup_actors
DELETE
FROM performance_schema.setup_actors
WHERE NOT (HOST = '%' AND USER = '%' AND ROLE = '%')
status
Resetting: setup_actors
INSERT IGNORE INTO performance_schema.setup_actors
VALUES ('%', '%', '%', 'YES', 'YES')
status
Resetting: setup_instruments
UPDATE performance_schema.setup_instruments
SET ENABLED = sys.ps_is_instrument_default_enabled(NAME),
TIMED = sys.ps_is_instrument_default_timed(NAME)
status
Resetting: setup_consumers
UPDATE performance_schema.setup_consumers
SET ENABLED = IF(NAME IN ('events_statements_current', 'events_transactions_current', 'global_instrumentation', 'thread_instrumentation', 'statements_digest'), 'YES', 'NO')
status
Resetting: setup_objects
DELETE
FROM performance_schema.setup_objects
WHERE NOT (OBJECT_TYPE IN ('EVENT', 'FUNCTION', 'PROCEDURE', 'TABLE', 'TRIGGER') AND OBJECT_NAME = '%'
AND (OBJECT_SCHEMA = 'mysql'AND ENABLED = 'NO'AND TIMED = 'NO' )
OR (OBJECT_SCHEMA = 'performance_schema' AND ENABLED = 'NO'AND TIMED = 'NO' )
OR (OBJECT_SCHEMA = 'information_schema' AND ENABLED = 'NO'AND TIMED = 'NO' )
OR (OBJECT_SCHEMA = '%'AND ENABLED = 'YES' AND TIMED = 'YES'))
status
Resetting: setup_objects
INSERT IGNORE INTO performance_schema.setup_objects
VALUES ('EVENT', 'mysql' , '%', 'NO' , 'NO' ),
('EVENT', 'performance_schema', '%', 'NO' , 'NO' ),
('EVENT', 'information_schema', '%', 'NO' , 'NO' ),
('EVENT', '%' , '%', 'YES', 'YES'),
('FUNCTION' , 'mysql' , '%', 'NO' , 'NO' ),
('FUNCTION' , 'performance_schema', '%', 'NO' , 'NO' ),
('FUNCTION' , 'information_schema', '%', 'NO' , 'NO' ),
('FUNCTION' , '%' , '%', 'YES', 'YES'),
('PROCEDURE', 'mysql' , '%', 'NO' , 'NO' ),
('PROCEDURE', 'performance_schema', '%', 'NO' , 'NO' ),
('PROCEDURE', 'information_schema', '%', 'NO' , 'NO' ),
('PROCEDURE', '%' , '%', 'YES', 'YES'),
('TABLE', 'mysql' , '%', 'NO' , 'NO' ),
('TABLE', 'performance_schema', '%', 'NO' , 'NO' ),
('TABLE', 'information_schema', '%', 'NO' , 'NO' ),
('TABLE', '%' , '%', 'YES', 'YES'),
('TRIGGER', 'mysql' , '%', 'NO' , 'NO' ),
('TRIGGER', 'performance_schema', '%', 'NO' , 'NO' ),
('TRIGGER', 'information_schema', '%', 'NO' , 'NO' ),
('TRIGGER', '%' , '%', 'YES', 'YES')
status
Resetting: threads
UPDATE performance_schema.threads
SET INSTRUMENTED = 'YES'
UPDATE performance_schema.setup_instruments SET enabled = 'YES', timed = 'YES';
TRUNCATE TABLE performance_schema.setup_actors;
INSERT INTO performance_schema.setup_actors VALUES ('%', '%', '%', 'YES', 'YES');
UPDATE performance_schema.setup_consumers SET enabled = 'YES';
UPDATE performance_schema.threads SET instrumented = 'YES';
INSERT INTO performance_schema.setup_actors
VALUES ('localhost', 'foo', '%', 'YES', 'YES'),
('localhost', 'bar', '%', 'NO', 'NO');
UPDATE performance_schema.setup_instruments
SET ENABLED = 'NO'
WHERE NAME LIKE 'stage/innodb/%'
OR NAME LIKE 'statement/com/%'
OR NAME = 'idle';
UPDATE performance_schema.setup_consumers
SET ENABLED = 'NO'
WHERE NAME LIKE '%\_history\_long';
UPDATE performance_schema.threads SET INSTRUMENTED = 'NO' WHERE NAME LIKE 'thread/innodb/srv\_%';
CALL sys.ps_setup_show_disabled(FALSE, FALSE);
performance_schema_enabled
1
object_type objects enabled timed
EVENT information_schema.% NO NO
EVENT mysql.% NO NO
EVENT performance_schema.% NO NO
FUNCTION information_schema.% NO NO
FUNCTION mysql.% NO NO
FUNCTION performance_schema.% NO NO
PROCEDURE information_schema.% NO NO
PROCEDURE mysql.% NO NO
PROCEDURE performance_schema.% NO NO
TABLE information_schema.% NO NO
TABLE mysql.% NO NO
TABLE performance_schema.% NO NO
TRIGGER information_schema.% NO NO
TRIGGER mysql.% NO NO
TRIGGER performance_schema.% NO NO
disabled_consumers
events_stages_history_long
events_statements_history_long
events_transactions_history_long
events_waits_history_long
CALL sys.ps_setup_show_disabled(TRUE, FALSE);
performance_schema_enabled
1
object_type objects enabled timed
EVENT information_schema.% NO NO
EVENT mysql.% NO NO
EVENT performance_schema.% NO NO
FUNCTION information_schema.% NO NO
FUNCTION mysql.% NO NO
FUNCTION performance_schema.% NO NO
PROCEDURE information_schema.% NO NO
PROCEDURE mysql.% NO NO
PROCEDURE performance_schema.% NO NO
TABLE information_schema.% NO NO
TABLE mysql.% NO NO
TABLE performance_schema.% NO NO
TRIGGER information_schema.% NO NO
TRIGGER mysql.% NO NO
TRIGGER performance_schema.% NO NO
disabled_consumers
events_stages_history_long
events_statements_history_long
events_transactions_history_long
events_waits_history_long
disabled_instruments timed
idle YES
stage/innodb/alter table (end) YES
stage/innodb/alter table (insert) YES
stage/innodb/alter table (log apply index) YES
stage/innodb/alter table (log apply table) YES
stage/innodb/alter table (merge sort) YES
stage/innodb/alter table (read PK and internal sort) YES
stage/innodb/buffer pool load YES
statement/com/Binlog Dump YES
statement/com/Bulk_execute YES
statement/com/Change user YES
statement/com/Close stmt YES
statement/com/Connect YES
statement/com/Connect Out YES
statement/com/Create DB YES
statement/com/Daemon YES
statement/com/Debug YES
statement/com/Delayed insert YES
statement/com/Drop DB YES
statement/com/Error YES
statement/com/Execute YES
statement/com/Fetch YES
statement/com/Field List YES
statement/com/Init DB YES
statement/com/Kill YES
statement/com/Long Data YES
statement/com/Ping YES
statement/com/Prepare YES
statement/com/Processlist YES
statement/com/Quit YES
statement/com/Refresh YES
statement/com/Register Slave YES
statement/com/Reset connection YES
statement/com/Reset stmt YES
statement/com/Set option YES
statement/com/Shutdown YES
statement/com/Slave_IO YES
statement/com/Slave_SQL YES
statement/com/Slave_worker YES
statement/com/Sleep YES
statement/com/Statistics YES
statement/com/Table Dump YES
statement/com/Time YES
statement/com/Unimpl get tid YES
CALL sys.ps_setup_show_disabled(FALSE, TRUE);
performance_schema_enabled
1
object_type objects enabled timed
EVENT information_schema.% NO NO
EVENT mysql.% NO NO
EVENT performance_schema.% NO NO
FUNCTION information_schema.% NO NO
FUNCTION mysql.% NO NO
FUNCTION performance_schema.% NO NO
PROCEDURE information_schema.% NO NO
PROCEDURE mysql.% NO NO
PROCEDURE performance_schema.% NO NO
TABLE information_schema.% NO NO
TABLE mysql.% NO NO
TABLE performance_schema.% NO NO
TRIGGER information_schema.% NO NO
TRIGGER mysql.% NO NO
TRIGGER performance_schema.% NO NO
disabled_consumers
events_stages_history_long
events_statements_history_long
events_transactions_history_long
events_waits_history_long
disabled_threads thread_type
CALL sys.ps_setup_show_disabled(TRUE, TRUE);
performance_schema_enabled
1
object_type objects enabled timed
EVENT information_schema.% NO NO
EVENT mysql.% NO NO
EVENT performance_schema.% NO NO
FUNCTION information_schema.% NO NO
FUNCTION mysql.% NO NO
FUNCTION performance_schema.% NO NO
PROCEDURE information_schema.% NO NO
PROCEDURE mysql.% NO NO
PROCEDURE performance_schema.% NO NO
TABLE information_schema.% NO NO
TABLE mysql.% NO NO
TABLE performance_schema.% NO NO
TRIGGER information_schema.% NO NO
TRIGGER mysql.% NO NO
TRIGGER performance_schema.% NO NO
disabled_consumers
events_stages_history_long
events_statements_history_long
events_transactions_history_long
events_waits_history_long
disabled_threads thread_type
disabled_instruments timed
idle YES
stage/innodb/alter table (end) YES
stage/innodb/alter table (insert) YES
stage/innodb/alter table (log apply index) YES
stage/innodb/alter table (log apply table) YES
stage/innodb/alter table (merge sort) YES
stage/innodb/alter table (read PK and internal sort) YES
stage/innodb/buffer pool load YES
statement/com/Binlog Dump YES
statement/com/Bulk_execute YES
statement/com/Change user YES
statement/com/Close stmt YES
statement/com/Connect YES
statement/com/Connect Out YES
statement/com/Create DB YES
statement/com/Daemon YES
statement/com/Debug YES
statement/com/Delayed insert YES
statement/com/Drop DB YES
statement/com/Error YES
statement/com/Execute YES
statement/com/Fetch YES
statement/com/Field List YES
statement/com/Init DB YES
statement/com/Kill YES
statement/com/Long Data YES
statement/com/Ping YES
statement/com/Prepare YES
statement/com/Processlist YES
statement/com/Quit YES
statement/com/Refresh YES
statement/com/Register Slave YES
statement/com/Reset connection YES
statement/com/Reset stmt YES
statement/com/Set option YES
statement/com/Shutdown YES
statement/com/Slave_IO YES
statement/com/Slave_SQL YES
statement/com/Slave_worker YES
statement/com/Sleep YES
statement/com/Statistics YES
statement/com/Table Dump YES
statement/com/Time YES
statement/com/Unimpl get tid YES
UPDATE performance_schema.setup_instruments SET enabled = 'YES', timed = 'YES';
TRUNCATE TABLE performance_schema.setup_actors;
INSERT INTO performance_schema.setup_actors VALUES ('%', '%', '%', 'YES', 'YES');
UPDATE performance_schema.setup_consumers SET enabled = 'YES';
UPDATE performance_schema.threads SET instrumented = 'YES';
UPDATE performance_schema.setup_consumers
SET ENABLED = 'NO'
WHERE NAME LIKE '%\_history\_long';
CALL sys.ps_setup_show_disabled_consumers();
disabled_consumers
events_stages_history_long
events_statements_history_long
events_transactions_history_long
events_waits_history_long
UPDATE performance_schema.setup_instruments SET enabled = 'YES', timed = 'YES';
TRUNCATE TABLE performance_schema.setup_actors;
INSERT INTO performance_schema.setup_actors VALUES ('%', '%', '%', 'YES', 'YES');
UPDATE performance_schema.setup_consumers SET enabled = 'YES';
UPDATE performance_schema.threads SET instrumented = 'YES';
UPDATE performance_schema.setup_instruments
SET ENABLED = 'NO'
WHERE NAME LIKE 'stage/innodb/%'
OR NAME LIKE 'statement/com/%'
OR NAME = 'idle';
CALL sys.ps_setup_show_disabled_instruments();
disabled_instruments timed
idle YES
stage/innodb/alter table (end) YES
stage/innodb/alter table (insert) YES
stage/innodb/alter table (log apply index) YES
stage/innodb/alter table (log apply table) YES
stage/innodb/alter table (merge sort) YES
stage/innodb/alter table (read PK and internal sort) YES
stage/innodb/buffer pool load YES
statement/com/Binlog Dump YES
statement/com/Bulk_execute YES
statement/com/Change user YES
statement/com/Close stmt YES
statement/com/Connect YES
statement/com/Connect Out YES
statement/com/Create DB YES
statement/com/Daemon YES
statement/com/Debug YES
statement/com/Delayed insert YES
statement/com/Drop DB YES
statement/com/Error YES
statement/com/Execute YES
statement/com/Fetch YES
statement/com/Field List YES
statement/com/Init DB YES
statement/com/Kill YES
statement/com/Long Data YES
statement/com/Ping YES
statement/com/Prepare YES
statement/com/Processlist YES
statement/com/Quit YES
statement/com/Refresh YES
statement/com/Register Slave YES
statement/com/Reset connection YES
statement/com/Reset stmt YES
statement/com/Set option YES
statement/com/Shutdown YES
statement/com/Slave_IO YES
statement/com/Slave_SQL YES
statement/com/Slave_worker YES
statement/com/Sleep YES
statement/com/Statistics YES
statement/com/Table Dump YES
statement/com/Time YES
statement/com/Unimpl get tid YES
UPDATE performance_schema.setup_instruments SET enabled = 'YES', timed = 'YES';
TRUNCATE TABLE performance_schema.setup_actors;
INSERT INTO performance_schema.setup_actors VALUES ('%', '%', '%', 'YES', 'YES');
UPDATE performance_schema.setup_consumers SET enabled = 'YES';
UPDATE performance_schema.threads SET instrumented = 'YES';
This diff is collapsed.
UPDATE performance_schema.setup_consumers
SET ENABLED = 'NO'
WHERE NAME LIKE '%\_history\_long';
CALL sys.ps_setup_show_enabled_consumers();
enabled_consumers
events_stages_current
events_stages_history
events_statements_current
events_statements_history
events_transactions_current
events_transactions_history
events_waits_current
events_waits_history
global_instrumentation
statements_digest
thread_instrumentation
UPDATE performance_schema.setup_instruments SET enabled = 'YES', timed = 'YES';
TRUNCATE TABLE performance_schema.setup_actors;
INSERT INTO performance_schema.setup_actors VALUES ('%', '%', '%', 'YES', 'YES');
UPDATE performance_schema.setup_consumers SET enabled = 'YES';
UPDATE performance_schema.threads SET instrumented = 'YES';
UPDATE performance_schema.setup_instruments
SET ENABLED = 'NO'
WHERE NAME NOT LIKE 'memory/performance_schema/%'
AND NAME NOT LIKE 'stage/innodb/%'
AND NAME NOT LIKE 'statement/com/%'
AND NAME <> 'idle';
CALL sys.ps_setup_show_enabled_instruments();
enabled_instruments timed
idle YES
memory/performance_schema/accounts NO
memory/performance_schema/cond_class NO
memory/performance_schema/cond_instances NO
memory/performance_schema/events_stages_history NO
memory/performance_schema/events_stages_history_long NO
memory/performance_schema/events_stages_summary_by_account_by_event_name NO
memory/performance_schema/events_stages_summary_by_host_by_event_name NO
memory/performance_schema/events_stages_summary_by_thread_by_event_name NO
memory/performance_schema/events_stages_summary_by_user_by_event_name NO
memory/performance_schema/events_stages_summary_global_by_event_name NO
memory/performance_schema/events_statements_current NO
memory/performance_schema/events_statements_current.sqltext NO
memory/performance_schema/events_statements_current.tokens NO
memory/performance_schema/events_statements_history NO
memory/performance_schema/events_statements_history.sqltext NO
memory/performance_schema/events_statements_history.tokens NO
memory/performance_schema/events_statements_history_long NO
memory/performance_schema/events_statements_history_long.sqltext NO
memory/performance_schema/events_statements_history_long.tokens NO
memory/performance_schema/events_statements_summary_by_account_by_event_name NO
memory/performance_schema/events_statements_summary_by_digest NO
memory/performance_schema/events_statements_summary_by_digest.tokens NO
memory/performance_schema/events_statements_summary_by_host_by_event_name NO
memory/performance_schema/events_statements_summary_by_program NO
memory/performance_schema/events_statements_summary_by_thread_by_event_name NO
memory/performance_schema/events_statements_summary_by_user_by_event_name NO
memory/performance_schema/events_statements_summary_global_by_event_name NO
memory/performance_schema/events_transactions_history NO
memory/performance_schema/events_transactions_history_long NO
memory/performance_schema/events_transactions_summary_by_account_by_event_name NO
memory/performance_schema/events_transactions_summary_by_host_by_event_name NO
memory/performance_schema/events_transactions_summary_by_thread_by_event_name NO
memory/performance_schema/events_transactions_summary_by_user_by_event_name NO
memory/performance_schema/events_waits_history NO
memory/performance_schema/events_waits_history_long NO
memory/performance_schema/events_waits_summary_by_account_by_event_name NO
memory/performance_schema/events_waits_summary_by_host_by_event_name NO
memory/performance_schema/events_waits_summary_by_thread_by_event_name NO
memory/performance_schema/events_waits_summary_by_user_by_event_name NO
memory/performance_schema/file_class NO
memory/performance_schema/file_handle NO
memory/performance_schema/file_instances NO
memory/performance_schema/hosts NO
memory/performance_schema/memory_class NO
memory/performance_schema/memory_summary_by_account_by_event_name NO
memory/performance_schema/memory_summary_by_host_by_event_name NO
memory/performance_schema/memory_summary_by_thread_by_event_name NO
memory/performance_schema/memory_summary_by_user_by_event_name NO
memory/performance_schema/memory_summary_global_by_event_name NO
memory/performance_schema/metadata_locks NO
memory/performance_schema/mutex_class NO
memory/performance_schema/mutex_instances NO
memory/performance_schema/prepared_statements_instances NO
memory/performance_schema/rwlock_class NO
memory/performance_schema/rwlock_instances NO
memory/performance_schema/scalable_buffer NO
memory/performance_schema/session_connect_attrs NO
memory/performance_schema/setup_actors NO
memory/performance_schema/setup_objects NO
memory/performance_schema/socket_class NO
memory/performance_schema/socket_instances NO
memory/performance_schema/stage_class NO
memory/performance_schema/statement_class NO
memory/performance_schema/table_handles NO
memory/performance_schema/table_io_waits_summary_by_index_usage NO
memory/performance_schema/table_lock_waits_summary_by_table NO
memory/performance_schema/table_shares NO
memory/performance_schema/threads NO
memory/performance_schema/thread_class NO
memory/performance_schema/users NO
stage/innodb/alter table (end) YES
stage/innodb/alter table (insert) YES
stage/innodb/alter table (log apply index) YES
stage/innodb/alter table (log apply table) YES
stage/innodb/alter table (merge sort) YES
stage/innodb/alter table (read PK and internal sort) YES
stage/innodb/buffer pool load YES
statement/com/Binlog Dump YES
statement/com/Bulk_execute YES
statement/com/Change user YES
statement/com/Close stmt YES
statement/com/Connect YES
statement/com/Connect Out YES
statement/com/Create DB YES
statement/com/Daemon YES
statement/com/Debug YES
statement/com/Delayed insert YES
statement/com/Drop DB YES
statement/com/Error YES
statement/com/Execute YES
statement/com/Fetch YES
statement/com/Field List YES
statement/com/Init DB YES
statement/com/Kill YES
statement/com/Long Data YES
statement/com/Ping YES
statement/com/Prepare YES
statement/com/Processlist YES
statement/com/Quit YES
statement/com/Refresh YES
statement/com/Register Slave YES
statement/com/Reset connection YES
statement/com/Reset stmt YES
statement/com/Set option YES
statement/com/Shutdown YES
statement/com/Slave_IO YES
statement/com/Slave_SQL YES
statement/com/Slave_worker YES
statement/com/Sleep YES
statement/com/Statistics YES
statement/com/Table Dump YES
statement/com/Time YES
statement/com/Unimpl get tid YES
UPDATE performance_schema.setup_instruments SET enabled = 'YES', timed = 'YES';
TRUNCATE TABLE performance_schema.setup_actors;
INSERT INTO performance_schema.setup_actors VALUES ('%', '%', '%', 'YES', 'YES');
UPDATE performance_schema.setup_consumers SET enabled = 'YES';
UPDATE performance_schema.threads SET instrumented = 'YES';
use test;
SET @threadid = sys.ps_thread_id(NULL);
CREATE TABLE t1 (id INT PRIMARY KEY, val int) ENGINE=MEMORY;
INSERT INTO test.t1 VALUES (1, 9);
SET @digest.insert = (SELECT DIGEST FROM performance_schema.events_statements_history WHERE THREAD_ID = @threadid AND SQL_TEXT LIKE 'INSERT INTO test.t1 VALUES (1, 9)');
SELECT * FROM t1;
id val
1 9
SET @digest.select = (SELECT DIGEST FROM performance_schema.events_statements_history WHERE THREAD_ID = @threadid AND SQL_TEXT LIKE 'SELECT * FROM t1');
SHOW CREATE TABLE test.t1;
Table Create Table
t1 CREATE TABLE `t1` (
`id` int(11) NOT NULL,
`val` int(11) DEFAULT NULL,
PRIMARY KEY (`id`)
) ENGINE=MEMORY DEFAULT CHARSET=latin1
SET @digest.show = (SELECT DIGEST FROM performance_schema.events_statements_history WHERE THREAD_ID = @threadid AND SQL_TEXT LIKE 'SHOW CREATE TABLE test.t1');
CREATE SCHEMA test_sys;
use test_sys;
CALL sys.ps_trace_statement_digest(@digest.insert, 0.5, 0.1, FALSE, FALSE);
CALL sys.ps_trace_statement_digest(@digest.select, 0.5, 0.1, FALSE, FALSE);
CALL sys.ps_trace_statement_digest(@digest.show , 0.5, 0.1, FALSE, FALSE);
CALL sys.ps_trace_statement_digest(@digest.insert, 0.5, 0.1, TRUE , FALSE);
use test;
DROP SCHEMA test_sys;
DROP TABLE t1;
SET @threadid = NULL,
@digest.insert = NULL,
@digest.select = NULL,
@digest.show = NULL;
DROP TABLE IF EXISTS t1, t2;
DROP VIEW IF EXISTS v_t1;
CREATE TABLE t1 (id INT PRIMARY KEY);
CREATE view v_t1 AS SELECT * FROM t1;
CALL sys.table_exists('test', 't1', @exists);
SELECT @exists;
@exists
BASE TABLE
CALL sys.table_exists('test', 'v_t1', @exists);
SELECT @exists;
@exists
VIEW
CREATE TEMPORARY TABLE t1 (id INT PRIMARY KEY);
CALL sys.table_exists('test', 't1', @exists);
SELECT @exists;
@exists
TEMPORARY
CALL sys.table_exists('test', 't2', @exists);
SELECT @exists;
@exists
SET @identifier := REPEAT('a', 65);
CALL sys.table_exists(@identifier, 't1', @exists);
ERROR 22001: Data too long for column 'in_db' at row 1
CALL sys.table_exists('test', @identifier, @exists);
ERROR 22001: Data too long for column 'in_table' at row 1
DROP TEMPORARY TABLE t1;
DROP TABLE t1;
DROP VIEW v_t1;
SET @identifier := NULL;
DESC sys.sys_config;
Field Type Null Key Default Extra
variable varchar(128) NO PRI NULL
value varchar(128) YES NULL
set_time timestamp NO current_timestamp() on update current_timestamp()
set_by varchar(128) YES NULL
SELECT variable, value, set_by FROM sys.sys_config ORDER BY 1;
variable value set_by
diagnostics.allow_i_s_tables OFF NULL
diagnostics.include_raw OFF NULL
ps_thread_trx_info.max_length 65535 NULL
statement_performance_analyzer.limit 100 NULL
statement_performance_analyzer.view NULL NULL
statement_truncate_len 64 NULL
UPDATE sys.sys_config SET value = 128 WHERE variable = 'statement_truncate_len';
SELECT variable, value, set_by FROM sys.sys_config ORDER BY 1;
variable value set_by
diagnostics.allow_i_s_tables OFF NULL
diagnostics.include_raw OFF NULL
ps_thread_trx_info.max_length 65535 NULL
statement_performance_analyzer.limit 100 NULL
statement_performance_analyzer.view NULL NULL
statement_truncate_len 128 NULL
INSERT INTO sys.sys_config (variable, value) VALUES ('foo', 'bar');
SELECT variable, value, set_by FROM sys.sys_config ORDER BY 1;
variable value set_by
diagnostics.allow_i_s_tables OFF NULL
diagnostics.include_raw OFF NULL
foo bar NULL
ps_thread_trx_info.max_length 65535 NULL
statement_performance_analyzer.limit 100 NULL
statement_performance_analyzer.view NULL NULL
statement_truncate_len 128 NULL
SET @sys.ignore_sys_config_triggers := true;
DELETE FROM sys.sys_config;
INSERT IGNORE INTO sys.sys_config (variable, value) VALUES
('statement_truncate_len', 64),
('statement_performance_analyzer.limit', 100),
('statement_performance_analyzer.view', NULL),
('diagnostics.allow_i_s_tables', 'OFF'),
('diagnostics.include_raw', 'OFF'),
('ps_thread_trx_info.max_length', 65535);
SET @sys.ignore_sys_config_triggers := NULL;
DESC sys.host_summary;
Field Type Null Key Default Extra
host varchar(60) YES NULL
statements decimal(64,0) YES NULL
statement_latency text YES NULL
statement_avg_latency text YES NULL
table_scans decimal(65,0) YES NULL
file_ios decimal(64,0) YES NULL
file_io_latency text YES NULL
current_connections decimal(41,0) YES NULL
total_connections decimal(41,0) YES NULL
unique_users bigint(21) NO 0
current_memory text YES NULL
total_memory_allocated text YES NULL
SELECT * FROM sys.host_summary;
DESC sys.x$host_summary;
Field Type Null Key Default Extra
host varchar(60) YES NULL
statements decimal(64,0) YES NULL
statement_latency decimal(64,0) YES NULL
statement_avg_latency decimal(65,4) YES NULL
table_scans decimal(65,0) YES NULL
file_ios decimal(64,0) YES NULL
file_io_latency decimal(64,0) YES NULL
current_connections decimal(41,0) YES NULL
total_connections decimal(41,0) YES NULL
unique_users bigint(21) NO 0
current_memory decimal(63,0) YES NULL
total_memory_allocated decimal(64,0) YES NULL
SELECT * FROM sys.x$host_summary;
DESC sys.host_summary_by_file_io;
Field Type Null Key Default Extra
host varchar(60) YES NULL
ios decimal(42,0) YES NULL
io_latency text YES NULL
SELECT * FROM sys.host_summary_by_file_io;
DESC sys.x$host_summary_by_file_io;
Field Type Null Key Default Extra
host varchar(60) YES NULL
ios decimal(42,0) YES NULL
io_latency decimal(42,0) YES NULL
SELECT * FROM sys.x$host_summary_by_file_io;
DESC sys.host_summary_by_file_io_type;
Field Type Null Key Default Extra
host varchar(60) YES NULL
event_name varchar(128) NO NULL
total bigint(20) unsigned NO NULL
total_latency text YES NULL
max_latency text YES NULL
SELECT * FROM sys.host_summary_by_file_io_type;
DESC sys.x$host_summary_by_file_io_type;
Field Type Null Key Default Extra
host varchar(60) YES NULL
event_name varchar(128) NO NULL
total bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
max_latency bigint(20) unsigned NO NULL
SELECT * FROM sys.x$host_summary_by_file_io_type;
DESC sys.host_summary_by_stages;
Field Type Null Key Default Extra
host varchar(60) YES NULL
event_name varchar(128) NO NULL
total bigint(20) unsigned NO NULL
total_latency text YES NULL
avg_latency text YES NULL
SELECT * FROM sys.host_summary_by_stages;
DESC sys.x$host_summary_by_stages;
Field Type Null Key Default Extra
host varchar(60) YES NULL
event_name varchar(128) NO NULL
total bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
avg_latency bigint(20) unsigned NO NULL
SELECT * FROM sys.x$host_summary_by_stages;
DESC sys.host_summary_by_statement_latency;
Field Type Null Key Default Extra
host varchar(60) YES NULL
total decimal(42,0) YES NULL
total_latency text YES NULL
max_latency text YES NULL
lock_latency text YES NULL
rows_sent decimal(42,0) YES NULL
rows_examined decimal(42,0) YES NULL
rows_affected decimal(42,0) YES NULL
full_scans decimal(43,0) YES NULL
SELECT * FROM sys.host_summary_by_statement_latency;
DESC sys.x$host_summary_by_statement_latency;
Field Type Null Key Default Extra
host varchar(60) YES NULL
total decimal(42,0) YES NULL
total_latency decimal(42,0) YES NULL
max_latency bigint(20) unsigned YES NULL
lock_latency decimal(42,0) YES NULL
rows_sent decimal(42,0) YES NULL
rows_examined decimal(42,0) YES NULL
rows_affected decimal(42,0) YES NULL
full_scans decimal(43,0) YES NULL
SELECT * FROM sys.x$host_summary_by_statement_latency;
DESC sys.host_summary_by_statement_type;
Field Type Null Key Default Extra
host varchar(60) YES NULL
statement varchar(128) YES NULL
total bigint(20) unsigned NO NULL
total_latency text YES NULL
max_latency text YES NULL
lock_latency text YES NULL
rows_sent bigint(20) unsigned NO NULL
rows_examined bigint(20) unsigned NO NULL
rows_affected bigint(20) unsigned NO NULL
full_scans bigint(21) unsigned NO 0
SELECT * FROM sys.host_summary_by_statement_type;
DESC sys.x$host_summary_by_statement_type;
Field Type Null Key Default Extra
host varchar(60) YES NULL
statement varchar(128) YES NULL
total bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
max_latency bigint(20) unsigned NO NULL
lock_latency bigint(20) unsigned NO NULL
rows_sent bigint(20) unsigned NO NULL
rows_examined bigint(20) unsigned NO NULL
rows_affected bigint(20) unsigned NO NULL
full_scans bigint(21) unsigned NO 0
SELECT * FROM sys.x$host_summary_by_statement_type;
DESC sys.innodb_buffer_stats_by_schema;
Field Type Null Key Default Extra
object_schema text YES NULL
allocated text YES NULL
data text YES NULL
pages bigint(21) NO 0
pages_hashed bigint(21) NO 0
pages_old bigint(21) NO 0
rows_cached decimal(44,0) YES NULL
SELECT * FROM sys.innodb_buffer_stats_by_schema;
DESC sys.x$innodb_buffer_stats_by_schema;
Field Type Null Key Default Extra
object_schema text YES NULL
allocated decimal(43,0) YES NULL
data decimal(43,0) YES NULL
pages bigint(21) NO 0
pages_hashed bigint(21) NO 0
pages_old bigint(21) NO 0
rows_cached decimal(44,0) NO 0
SELECT * FROM sys.x$innodb_buffer_stats_by_schema;
DESC sys.innodb_buffer_stats_by_table;
Field Type Null Key Default Extra
object_schema text YES NULL
object_name text YES NULL
allocated text YES NULL
data text YES NULL
pages bigint(21) NO 0
pages_hashed bigint(21) NO 0
pages_old bigint(21) NO 0
rows_cached decimal(44,0) YES NULL
SELECT * FROM sys.innodb_buffer_stats_by_table;
DESC sys.x$innodb_buffer_stats_by_table;
Field Type Null Key Default Extra
object_schema text YES NULL
object_name text YES NULL
allocated decimal(43,0) YES NULL
data decimal(43,0) YES NULL
pages bigint(21) NO 0
pages_hashed bigint(21) NO 0
pages_old bigint(21) NO 0
rows_cached decimal(44,0) NO 0
SELECT * FROM sys.x$innodb_buffer_stats_by_table;
DESC sys.innodb_lock_waits;
Field Type Null Key Default Extra
wait_started datetime YES NULL
wait_age time /* mariadb-5.3 */ YES NULL
wait_age_secs bigint(21) YES NULL
locked_table varchar(1024) NO
locked_index varchar(1024) YES NULL
locked_type enum('RECORD','TABLE') NO NULL
waiting_trx_id bigint(21) unsigned NO 0
waiting_trx_started datetime NO 0000-00-00 00:00:00
waiting_trx_age time /* mariadb-5.3 */ YES NULL
waiting_trx_rows_locked bigint(21) unsigned NO 0
waiting_trx_rows_modified bigint(21) unsigned NO 0
waiting_pid bigint(21) unsigned NO 0
waiting_query longtext YES NULL
waiting_lock_id varchar(81) NO
waiting_lock_mode enum('S','S,GAP','X','X,GAP','IS','IS,GAP','IX','IX,GAP','AUTO_INC') NO NULL
blocking_trx_id bigint(21) unsigned NO 0
blocking_pid bigint(21) unsigned NO 0
blocking_query longtext YES NULL
blocking_lock_id varchar(81) NO
blocking_lock_mode enum('S','S,GAP','X','X,GAP','IS','IS,GAP','IX','IX,GAP','AUTO_INC') NO NULL
blocking_trx_started datetime NO 0000-00-00 00:00:00
blocking_trx_age time /* mariadb-5.3 */ YES NULL
blocking_trx_rows_locked bigint(21) unsigned NO 0
blocking_trx_rows_modified bigint(21) unsigned NO 0
sql_kill_blocking_query varchar(32) YES NULL
sql_kill_blocking_connection varchar(26) YES NULL
SELECT * FROM sys.innodb_lock_waits;
DESC sys.x$innodb_lock_waits;
Field Type Null Key Default Extra
wait_started datetime YES NULL
wait_age time /* mariadb-5.3 */ YES NULL
wait_age_secs bigint(21) YES NULL
locked_table varchar(1024) NO
locked_index varchar(1024) YES NULL
locked_type enum('RECORD','TABLE') NO NULL
waiting_trx_id bigint(21) unsigned NO 0
waiting_trx_started datetime NO 0000-00-00 00:00:00
waiting_trx_age time /* mariadb-5.3 */ YES NULL
waiting_trx_rows_locked bigint(21) unsigned NO 0
waiting_trx_rows_modified bigint(21) unsigned NO 0
waiting_pid bigint(21) unsigned NO 0
waiting_query varchar(1024) YES NULL
waiting_lock_id varchar(81) NO
waiting_lock_mode enum('S','S,GAP','X','X,GAP','IS','IS,GAP','IX','IX,GAP','AUTO_INC') NO NULL
blocking_trx_id bigint(21) unsigned NO 0
blocking_pid bigint(21) unsigned NO 0
blocking_query varchar(1024) YES NULL
blocking_lock_id varchar(81) NO
blocking_lock_mode enum('S','S,GAP','X','X,GAP','IS','IS,GAP','IX','IX,GAP','AUTO_INC') NO NULL
blocking_trx_started datetime NO 0000-00-00 00:00:00
blocking_trx_age time /* mariadb-5.3 */ YES NULL
blocking_trx_rows_locked bigint(21) unsigned NO 0
blocking_trx_rows_modified bigint(21) unsigned NO 0
sql_kill_blocking_query varchar(32) YES NULL
sql_kill_blocking_connection varchar(26) YES NULL
SELECT * FROM sys.x$innodb_lock_waits;
DESC sys.io_by_thread_by_latency;
Field Type Null Key Default Extra
user varchar(189) YES NULL
total decimal(42,0) YES NULL
total_latency text YES NULL
min_latency text YES NULL
avg_latency text YES NULL
max_latency text YES NULL
thread_id bigint(20) unsigned NO NULL
processlist_id bigint(20) unsigned YES NULL
SELECT * FROM sys.io_by_thread_by_latency;
DESC sys.x$io_by_thread_by_latency;
Field Type Null Key Default Extra
user varchar(189) YES NULL
total decimal(42,0) YES NULL
total_latency decimal(42,0) YES NULL
min_latency bigint(20) unsigned YES NULL
avg_latency decimal(24,4) YES NULL
max_latency bigint(20) unsigned YES NULL
thread_id bigint(20) unsigned NO NULL
processlist_id bigint(20) unsigned YES NULL
SELECT * FROM sys.x$io_by_thread_by_latency;
DESC sys.io_global_by_file_by_bytes;
Field Type Null Key Default Extra
file varchar(512) YES NULL
count_read bigint(20) unsigned NO NULL
total_read text YES NULL
avg_read text YES NULL
count_write bigint(20) unsigned NO NULL
total_written text YES NULL
avg_write text YES NULL
total text YES NULL
write_pct decimal(26,2) NO 0.00
SELECT * FROM sys.io_global_by_file_by_bytes;
DESC sys.x$io_global_by_file_by_bytes;
Field Type Null Key Default Extra
file varchar(512) NO NULL
count_read bigint(20) unsigned NO NULL
total_read bigint(20) NO NULL
avg_read decimal(23,4) NO 0.0000
count_write bigint(20) unsigned NO NULL
total_written bigint(20) NO NULL
avg_write decimal(23,4) NO 0.0000
total bigint(21) NO 0
write_pct decimal(26,2) NO 0.00
SELECT * FROM sys.x$io_global_by_file_by_bytes;
DESC sys.io_global_by_file_by_latency;
Field Type Null Key Default Extra
file varchar(512) YES NULL
total bigint(20) unsigned NO NULL
total_latency text YES NULL
count_read bigint(20) unsigned NO NULL
read_latency text YES NULL
count_write bigint(20) unsigned NO NULL
write_latency text YES NULL
count_misc bigint(20) unsigned NO NULL
misc_latency text YES NULL
SELECT * FROM sys.io_global_by_file_by_latency;
DESC sys.x$io_global_by_file_by_latency;
Field Type Null Key Default Extra
file varchar(512) NO NULL
total bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
count_read bigint(20) unsigned NO NULL
read_latency bigint(20) unsigned NO NULL
count_write bigint(20) unsigned NO NULL
write_latency bigint(20) unsigned NO NULL
count_misc bigint(20) unsigned NO NULL
misc_latency bigint(20) unsigned NO NULL
SELECT * FROM sys.x$io_global_by_file_by_latency;
DESC sys.io_global_by_wait_by_bytes;
Field Type Null Key Default Extra
event_name varchar(128) YES NULL
total bigint(20) unsigned NO NULL
total_latency text YES NULL
min_latency text YES NULL
avg_latency text YES NULL
max_latency text YES NULL
count_read bigint(20) unsigned NO NULL
total_read text YES NULL
avg_read text YES NULL
count_write bigint(20) unsigned NO NULL
total_written text YES NULL
avg_written text YES NULL
total_requested text YES NULL
SELECT * FROM sys.io_global_by_wait_by_bytes;
DESC sys.x$io_global_by_wait_by_bytes;
Field Type Null Key Default Extra
event_name varchar(128) YES NULL
total bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
min_latency bigint(20) unsigned NO NULL
avg_latency bigint(20) unsigned NO NULL
max_latency bigint(20) unsigned NO NULL
count_read bigint(20) unsigned NO NULL
total_read bigint(20) NO NULL
avg_read decimal(23,4) NO 0.0000
count_write bigint(20) unsigned NO NULL
total_written bigint(20) NO NULL
avg_written decimal(23,4) NO 0.0000
total_requested bigint(21) NO 0
SELECT * FROM sys.x$io_global_by_wait_by_bytes;
DESC sys.io_global_by_wait_by_latency;
Field Type Null Key Default Extra
event_name varchar(128) YES NULL
total bigint(20) unsigned NO NULL
total_latency text YES NULL
avg_latency text YES NULL
max_latency text YES NULL
read_latency text YES NULL
write_latency text YES NULL
misc_latency text YES NULL
count_read bigint(20) unsigned NO NULL
total_read text YES NULL
avg_read text YES NULL
count_write bigint(20) unsigned NO NULL
total_written text YES NULL
avg_written text YES NULL
SELECT * FROM sys.io_global_by_wait_by_latency;
DESC sys.x$io_global_by_wait_by_latency;
Field Type Null Key Default Extra
event_name varchar(128) YES NULL
total bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
avg_latency bigint(20) unsigned NO NULL
max_latency bigint(20) unsigned NO NULL
read_latency bigint(20) unsigned NO NULL
write_latency bigint(20) unsigned NO NULL
misc_latency bigint(20) unsigned NO NULL
count_read bigint(20) unsigned NO NULL
total_read bigint(20) NO NULL
avg_read decimal(23,4) NO 0.0000
count_write bigint(20) unsigned NO NULL
total_written bigint(20) NO NULL
avg_written decimal(23,4) NO 0.0000
SELECT * FROM sys.x$io_global_by_wait_by_latency;
DESC sys.latest_file_io;
Field Type Null Key Default Extra
thread varchar(214) YES NULL
file varchar(512) YES NULL
latency text YES NULL
operation varchar(32) NO NULL
requested text YES NULL
SELECT * FROM sys.latest_file_io;
DESC sys.x$latest_file_io;
Field Type Null Key Default Extra
thread varchar(214) YES NULL
file varchar(512) YES NULL
latency bigint(20) unsigned YES NULL
operation varchar(32) NO NULL
requested bigint(20) YES NULL
SELECT * FROM sys.x$latest_file_io;
DESC sys.memory_by_host_by_current_bytes;
Field Type Null Key Default Extra
host varchar(60) YES NULL
current_count_used decimal(41,0) YES NULL
current_allocated text YES NULL
current_avg_alloc text YES NULL
current_max_alloc text YES NULL
total_allocated text YES NULL
SELECT * FROM sys.memory_by_host_by_current_bytes;
DESC sys.x$memory_by_host_by_current_bytes;
Field Type Null Key Default Extra
host varchar(60) YES NULL
current_count_used decimal(41,0) YES NULL
current_allocated decimal(41,0) YES NULL
current_avg_alloc decimal(45,4) NO 0.0000
current_max_alloc bigint(20) YES NULL
total_allocated decimal(42,0) YES NULL
SELECT * FROM sys.x$memory_by_host_by_current_bytes;
DESC sys.memory_by_thread_by_current_bytes;
Field Type Null Key Default Extra
thread_id bigint(20) unsigned NO NULL
user varchar(189) YES NULL
current_count_used decimal(41,0) YES NULL
current_allocated text YES NULL
current_avg_alloc text YES NULL
current_max_alloc text YES NULL
total_allocated text YES NULL
SELECT * FROM sys.memory_by_thread_by_current_bytes;
DESC sys.x$memory_by_thread_by_current_bytes;
Field Type Null Key Default Extra
thread_id bigint(20) unsigned NO NULL
user varchar(189) YES NULL
current_count_used decimal(41,0) YES NULL
current_allocated decimal(41,0) YES NULL
current_avg_alloc decimal(45,4) NO 0.0000
current_max_alloc bigint(20) YES NULL
total_allocated decimal(42,0) YES NULL
SELECT * FROM sys.x$memory_by_thread_by_current_bytes;
DESC sys.memory_by_user_by_current_bytes;
Field Type Null Key Default Extra
user varchar(32) YES NULL
current_count_used decimal(41,0) YES NULL
current_allocated text YES NULL
current_avg_alloc text YES NULL
current_max_alloc text YES NULL
total_allocated text YES NULL
SELECT * FROM sys.memory_by_user_by_current_bytes;
DESC sys.x$memory_by_user_by_current_bytes;
Field Type Null Key Default Extra
user varchar(32) YES NULL
current_count_used decimal(41,0) YES NULL
current_allocated decimal(41,0) YES NULL
current_avg_alloc decimal(45,4) NO 0.0000
current_max_alloc bigint(20) YES NULL
total_allocated decimal(42,0) YES NULL
SELECT * FROM sys.x$memory_by_user_by_current_bytes;
DESC sys.memory_global_by_current_bytes;
Field Type Null Key Default Extra
event_name varchar(128) NO NULL
current_count bigint(20) NO NULL
current_alloc text YES NULL
current_avg_alloc text YES NULL
high_count bigint(20) NO NULL
high_alloc text YES NULL
high_avg_alloc text YES NULL
SELECT * FROM sys.memory_global_by_current_bytes;
DESC sys.x$memory_global_by_current_bytes;
Field Type Null Key Default Extra
event_name varchar(128) NO NULL
current_count bigint(20) NO NULL
current_alloc bigint(20) NO NULL
current_avg_alloc decimal(23,4) NO 0.0000
high_count bigint(20) NO NULL
high_alloc bigint(20) NO NULL
high_avg_alloc decimal(23,4) NO 0.0000
SELECT * FROM sys.x$memory_global_by_current_bytes;
DESC sys.memory_global_total;
Field Type Null Key Default Extra
total_allocated text YES NULL
SELECT * FROM sys.memory_global_total;
DESC sys.x$memory_global_total;
Field Type Null Key Default Extra
total_allocated decimal(41,0) YES NULL
SELECT * FROM sys.x$memory_global_total;
DESC sys.metrics;
Field Type Null Key Default Extra
Variable_name varchar(193) YES NULL
Variable_value varchar(1024) YES NULL
Type varchar(210) YES NULL
Enabled varchar(3) NO
SELECT * FROM sys.metrics;
DESC sys.processlist;
Field Type Null Key Default Extra
thd_id bigint(20) unsigned NO NULL
conn_id bigint(20) unsigned YES NULL
user varchar(189) YES NULL
db varchar(64) YES NULL
command varchar(16) YES NULL
state varchar(64) YES NULL
time bigint(20) YES NULL
current_statement longtext YES NULL
statement_latency mediumtext YES NULL
progress decimal(26,2) YES NULL
lock_latency text YES NULL
rows_examined bigint(20) unsigned YES NULL
rows_sent bigint(20) unsigned YES NULL
rows_affected bigint(20) unsigned YES NULL
tmp_tables bigint(20) unsigned YES NULL
tmp_disk_tables bigint(20) unsigned YES NULL
full_scan varchar(3) YES NULL
last_statement longtext YES NULL
last_statement_latency mediumtext YES NULL
current_memory text YES NULL
last_wait varchar(128) YES NULL
last_wait_latency mediumtext YES NULL
source varchar(64) YES NULL
trx_latency text YES NULL
trx_state enum('ACTIVE','COMMITTED','ROLLED BACK') YES NULL
trx_autocommit enum('YES','NO') YES NULL
pid varchar(1024) YES NULL
program_name varchar(1024) YES NULL
SELECT * FROM sys.processlist;
DESC sys.x$processlist;
Field Type Null Key Default Extra
thd_id bigint(20) unsigned NO NULL
conn_id bigint(20) unsigned YES NULL
user varchar(189) YES NULL
db varchar(64) YES NULL
command varchar(16) YES NULL
state varchar(64) YES NULL
time bigint(20) YES NULL
current_statement longtext YES NULL
statement_latency bigint(20) unsigned YES NULL
progress decimal(26,2) YES NULL
lock_latency bigint(20) unsigned YES NULL
rows_examined bigint(20) unsigned YES NULL
rows_sent bigint(20) unsigned YES NULL
rows_affected bigint(20) unsigned YES NULL
tmp_tables bigint(20) unsigned YES NULL
tmp_disk_tables bigint(20) unsigned YES NULL
full_scan varchar(3) YES NULL
last_statement longtext YES NULL
last_statement_latency bigint(20) unsigned YES NULL
current_memory decimal(41,0) YES NULL
last_wait varchar(128) YES NULL
last_wait_latency varchar(20) YES NULL
source varchar(64) YES NULL
trx_latency bigint(20) unsigned YES NULL
trx_state enum('ACTIVE','COMMITTED','ROLLED BACK') YES NULL
trx_autocommit enum('YES','NO') YES NULL
pid varchar(1024) YES NULL
program_name varchar(1024) YES NULL
SELECT * FROM sys.x$processlist;
DESC sys.ps_check_lost_instrumentation;
Field Type Null Key Default Extra
variable_name varchar(64) NO NULL
variable_value varchar(1024) YES NULL
SELECT * FROM sys.ps_check_lost_instrumentation;
DESC sys.x$ps_digest_95th_percentile_by_avg_us;
Field Type Null Key Default Extra
avg_us decimal(21,0) YES NULL
percentile decimal(46,4) NO 0.0000
DESC sys.x$ps_digest_95th_percentile_by_avg_us;
Field Type Null Key Default Extra
avg_us decimal(21,0) YES NULL
percentile decimal(46,4) NO 0.0000
DESC sys.x$ps_digest_95th_percentile_by_avg_us;
Field Type Null Key Default Extra
avg_us decimal(21,0) YES NULL
percentile decimal(46,4) NO 0.0000
SELECT * FROM sys.x$ps_digest_95th_percentile_by_avg_us;
DESC sys.x$ps_digest_95th_percentile_by_avg_us;
Field Type Null Key Default Extra
avg_us decimal(21,0) YES NULL
percentile decimal(46,4) NO 0.0000
SELECT * FROM sys.x$ps_digest_95th_percentile_by_avg_us;
DESC sys.x$ps_digest_avg_latency_distribution;
Field Type Null Key Default Extra
cnt bigint(21) NO 0
avg_us decimal(21,0) YES NULL
DESC sys.x$ps_digest_avg_latency_distribution;
Field Type Null Key Default Extra
cnt bigint(21) NO 0
avg_us decimal(21,0) YES NULL
DESC sys.x$ps_digest_avg_latency_distribution;
Field Type Null Key Default Extra
cnt bigint(21) NO 0
avg_us decimal(21,0) YES NULL
SELECT * FROM sys.x$ps_digest_avg_latency_distribution;
DESC sys.x$ps_digest_avg_latency_distribution;
Field Type Null Key Default Extra
cnt bigint(21) NO 0
avg_us decimal(21,0) YES NULL
SELECT * FROM sys.x$ps_digest_avg_latency_distribution;
DESC sys.x$ps_schema_table_statistics_io;
Field Type Null Key Default Extra
table_schema varchar(64) YES NULL
table_name varchar(64) YES NULL
count_read decimal(42,0) YES NULL
sum_number_of_bytes_read decimal(41,0) YES NULL
sum_timer_read decimal(42,0) YES NULL
count_write decimal(42,0) YES NULL
sum_number_of_bytes_write decimal(41,0) YES NULL
sum_timer_write decimal(42,0) YES NULL
count_misc decimal(42,0) YES NULL
sum_timer_misc decimal(42,0) YES NULL
DESC sys.x$ps_schema_table_statistics_io;
Field Type Null Key Default Extra
table_schema varchar(64) YES NULL
table_name varchar(64) YES NULL
count_read decimal(42,0) YES NULL
sum_number_of_bytes_read decimal(41,0) YES NULL
sum_timer_read decimal(42,0) YES NULL
count_write decimal(42,0) YES NULL
sum_number_of_bytes_write decimal(41,0) YES NULL
sum_timer_write decimal(42,0) YES NULL
count_misc decimal(42,0) YES NULL
sum_timer_misc decimal(42,0) YES NULL
DESC sys.x$ps_schema_table_statistics_io;
Field Type Null Key Default Extra
table_schema varchar(64) YES NULL
table_name varchar(64) YES NULL
count_read decimal(42,0) YES NULL
sum_number_of_bytes_read decimal(41,0) YES NULL
sum_timer_read decimal(42,0) YES NULL
count_write decimal(42,0) YES NULL
sum_number_of_bytes_write decimal(41,0) YES NULL
sum_timer_write decimal(42,0) YES NULL
count_misc decimal(42,0) YES NULL
sum_timer_misc decimal(42,0) YES NULL
SELECT * FROM sys.x$ps_schema_table_statistics_io;
DESC sys.x$ps_schema_table_statistics_io;
Field Type Null Key Default Extra
table_schema varchar(64) YES NULL
table_name varchar(64) YES NULL
count_read decimal(42,0) YES NULL
sum_number_of_bytes_read decimal(41,0) YES NULL
sum_timer_read decimal(42,0) YES NULL
count_write decimal(42,0) YES NULL
sum_number_of_bytes_write decimal(41,0) YES NULL
sum_timer_write decimal(42,0) YES NULL
count_misc decimal(42,0) YES NULL
sum_timer_misc decimal(42,0) YES NULL
SELECT * FROM sys.x$ps_schema_table_statistics_io;
DESC sys.schema_auto_increment_columns;
Field Type Null Key Default Extra
table_schema varchar(64) NO
table_name varchar(64) NO
column_name varchar(64) NO
data_type varchar(64) NO
column_type longtext NO NULL
is_signed int(1) NO 0
is_unsigned int(1) NO 0
max_value bigint(21) unsigned YES NULL
auto_increment bigint(21) unsigned YES NULL
auto_increment_ratio decimal(25,4) unsigned YES NULL
SELECT * FROM sys.schema_auto_increment_columns;
CREATE DATABASE auto_incs;
CREATE TABLE auto_incs.tinyintcol (
id TINYINT AUTO_INCREMENT PRIMARY KEY,
foo INT
);
INSERT INTO auto_incs.tinyintcol (foo) VALUES (100);
INSERT INTO auto_incs.tinyintcol (foo) (SELECT foo FROM auto_incs.tinyintcol);
INSERT INTO auto_incs.tinyintcol (foo) (SELECT foo FROM auto_incs.tinyintcol);
INSERT INTO auto_incs.tinyintcol (foo) (SELECT foo FROM auto_incs.tinyintcol);
INSERT INTO auto_incs.tinyintcol (foo) (SELECT foo FROM auto_incs.tinyintcol);
CREATE TABLE auto_incs.tinyintcolunsigned (
id TINYINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
foo INT
);
INSERT INTO auto_incs.tinyintcolunsigned (foo) (SELECT foo FROM auto_incs.tinyintcol);
CREATE TABLE auto_incs.smallintcol (
id SMALLINT AUTO_INCREMENT PRIMARY KEY,
foo INT
);
INSERT INTO auto_incs.smallintcol (foo) VALUES (200);
INSERT INTO auto_incs.smallintcol (foo) (SELECT foo FROM auto_incs.smallintcol);
INSERT INTO auto_incs.smallintcol (foo) (SELECT foo FROM auto_incs.smallintcol);
INSERT INTO auto_incs.smallintcol (foo) (SELECT foo FROM auto_incs.smallintcol);
INSERT INTO auto_incs.smallintcol (foo) (SELECT foo FROM auto_incs.smallintcol);
INSERT INTO auto_incs.smallintcol (foo) (SELECT foo FROM auto_incs.smallintcol);
INSERT INTO auto_incs.smallintcol (foo) (SELECT foo FROM auto_incs.smallintcol);
INSERT INTO auto_incs.smallintcol (foo) (SELECT foo FROM auto_incs.smallintcol);
INSERT INTO auto_incs.smallintcol (foo) (SELECT foo FROM auto_incs.smallintcol);
INSERT INTO auto_incs.smallintcol (foo) (SELECT foo FROM auto_incs.smallintcol);
INSERT INTO auto_incs.smallintcol (foo) (SELECT foo FROM auto_incs.smallintcol);
INSERT INTO auto_incs.smallintcol (foo) (SELECT foo FROM auto_incs.smallintcol);
CREATE TABLE auto_incs.smallintcolunsigned (
id SMALLINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
foo INT
);
INSERT INTO auto_incs.smallintcolunsigned (foo) (SELECT foo FROM auto_incs.smallintcol);
CREATE TABLE auto_incs.mediumintcol (
id MEDIUMINT AUTO_INCREMENT PRIMARY KEY,
foo INT
);
INSERT INTO auto_incs.mediumintcol (foo) VALUES (300);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
INSERT INTO auto_incs.mediumintcol (foo) (SELECT foo FROM auto_incs.mediumintcol);
CREATE TABLE auto_incs.mediumintcolunsigned (
id MEDIUMINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
foo INT
);
INSERT INTO auto_incs.mediumintcolunsigned (foo) (SELECT foo FROM auto_incs.mediumintcol);
CREATE TABLE auto_incs.intcol (
id INT AUTO_INCREMENT PRIMARY KEY,
foo INT
);
INSERT INTO auto_incs.intcol (foo) VALUES (400);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
INSERT INTO auto_incs.intcol (foo) (SELECT foo FROM auto_incs.intcol);
CREATE TABLE auto_incs.intcolunsigned (
id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
foo INT
);
INSERT INTO auto_incs.intcolunsigned (foo) (SELECT foo FROM auto_incs.intcol);
CREATE TABLE auto_incs.bigintcol (
id BIGINT AUTO_INCREMENT PRIMARY KEY,
foo INT
);
INSERT INTO auto_incs.bigintcol (foo) VALUES (500);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
INSERT INTO auto_incs.bigintcol (foo) (SELECT foo FROM auto_incs.bigintcol);
CREATE TABLE auto_incs.bigintcolunsigned (
id BIGINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
foo INT
);
INSERT INTO auto_incs.bigintcolunsigned (foo) (SELECT foo FROM auto_incs.bigintcol);
SELECT * FROM sys.schema_auto_increment_columns;
table_schema table_name column_name data_type column_type is_signed is_unsigned max_value auto_increment auto_increment_ratio
auto_incs tinyintcol id tinyint tinyint(4) 1 0 127 28 0.2205
auto_incs tinyintcolunsigned id tinyint tinyint(3) unsigned 0 1 255 32 0.1255
auto_incs smallintcol id smallint smallint(6) 1 0 32767 4085 0.1247
auto_incs smallintcolunsigned id smallint smallint(5) unsigned 0 1 65535 4096 0.0625
auto_incs mediumintcol id mediumint mediumint(9) 1 0 8388607 262126 0.0312
auto_incs mediumintcolunsigned id mediumint mediumint(8) unsigned 0 1 16777215 196606 0.0117
auto_incs intcol id int int(11) 1 0 2147483647 262126 0.0001
auto_incs intcolunsigned id int int(10) unsigned 0 1 4294967295 196606 0.0000
auto_incs bigintcol id bigint bigint(20) 1 0 9223372036854775807 262126 0.0000
auto_incs bigintcolunsigned id bigint bigint(20) unsigned 0 1 18446744073709551615 196606 0.0000
DROP DATABASE auto_incs;
DESC sys.schema_index_statistics;
Field Type Null Key Default Extra
table_schema varchar(64) YES NULL
table_name varchar(64) YES NULL
index_name varchar(64) YES NULL
rows_selected bigint(20) unsigned NO NULL
select_latency text YES NULL
rows_inserted bigint(20) unsigned NO NULL
insert_latency text YES NULL
rows_updated bigint(20) unsigned NO NULL
update_latency text YES NULL
rows_deleted bigint(20) unsigned NO NULL
delete_latency text YES NULL
SELECT * FROM sys.schema_index_statistics;
DESC sys.x$schema_index_statistics;
Field Type Null Key Default Extra
table_schema varchar(64) YES NULL
table_name varchar(64) YES NULL
index_name varchar(64) YES NULL
rows_selected bigint(20) unsigned NO NULL
select_latency bigint(20) unsigned NO NULL
rows_inserted bigint(20) unsigned NO NULL
insert_latency bigint(20) unsigned NO NULL
rows_updated bigint(20) unsigned NO NULL
update_latency bigint(20) unsigned NO NULL
rows_deleted bigint(20) unsigned NO NULL
delete_latency bigint(20) unsigned NO NULL
SELECT * FROM sys.x$schema_index_statistics;
DESC sys.schema_object_overview;
Field Type Null Key Default Extra
db varchar(64) NO
object_type varchar(64) YES NULL
count bigint(21) NO 0
SELECT * FROM sys.schema_object_overview;
DESC sys.schema_redundant_indexes;
Field Type Null Key Default Extra
table_schema varchar(64) NO
table_name varchar(64) NO
redundant_index_name varchar(64) NO
redundant_index_columns mediumtext YES NULL
redundant_index_non_unique bigint(1) YES NULL
dominant_index_name varchar(64) NO
dominant_index_columns mediumtext YES NULL
dominant_index_non_unique bigint(1) YES NULL
subpart_exists int(1) YES NULL
sql_drop_index varchar(223) YES NULL
SELECT * FROM sys.schema_redundant_indexes;
DESC sys.x$schema_flattened_keys;
Field Type Null Key Default Extra
table_schema varchar(64) NO
table_name varchar(64) NO
index_name varchar(64) NO
non_unique bigint(1) YES NULL
subpart_exists bigint(1) YES NULL
index_columns mediumtext YES NULL
SELECT * FROM sys.x$schema_flattened_keys;
CREATE DATABASE rkey;
CREATE TABLE rkey.rkey (
i INT,
j INT,
k INT,
PRIMARY KEY (i),
KEY (j),
KEY (j, k),
KEY (i, j, k)
);
SELECT * FROM sys.schema_redundant_indexes;
table_schema table_name redundant_index_name redundant_index_columns redundant_index_non_unique dominant_index_name dominant_index_columns dominant_index_non_unique subpart_exists sql_drop_index
rkey rkey j j 1 j_2 j,k 1 0 ALTER TABLE `rkey`.`rkey` DROP INDEX `j`
rkey rkey i i,j,k 1 PRIMARY i 0 0 ALTER TABLE `rkey`.`rkey` DROP INDEX `i`
DROP DATABASE rkey;
DESC sys.schema_table_lock_waits;
Field Type Null Key Default Extra
object_schema varchar(64) YES NULL
object_name varchar(64) YES NULL
waiting_thread_id bigint(20) unsigned NO NULL
waiting_pid bigint(20) unsigned YES NULL
waiting_account text YES NULL
waiting_lock_type varchar(32) NO NULL
waiting_lock_duration varchar(32) NO NULL
waiting_query longtext YES NULL
waiting_query_secs bigint(20) YES NULL
waiting_query_rows_affected bigint(20) unsigned YES NULL
waiting_query_rows_examined bigint(20) unsigned YES NULL
blocking_thread_id bigint(20) unsigned NO NULL
blocking_pid bigint(20) unsigned YES NULL
blocking_account text YES NULL
blocking_lock_type varchar(32) NO NULL
blocking_lock_duration varchar(32) NO NULL
sql_kill_blocking_query varchar(31) YES NULL
sql_kill_blocking_connection varchar(25) YES NULL
SELECT * FROM sys.schema_table_lock_waits;
DESC sys.x$schema_table_lock_waits;
Field Type Null Key Default Extra
object_schema varchar(64) YES NULL
object_name varchar(64) YES NULL
waiting_thread_id bigint(20) unsigned NO NULL
waiting_pid bigint(20) unsigned YES NULL
waiting_account text YES NULL
waiting_lock_type varchar(32) NO NULL
waiting_lock_duration varchar(32) NO NULL
waiting_query longtext YES NULL
waiting_query_secs bigint(20) YES NULL
waiting_query_rows_affected bigint(20) unsigned YES NULL
waiting_query_rows_examined bigint(20) unsigned YES NULL
blocking_thread_id bigint(20) unsigned NO NULL
blocking_pid bigint(20) unsigned YES NULL
blocking_account text YES NULL
blocking_lock_type varchar(32) NO NULL
blocking_lock_duration varchar(32) NO NULL
sql_kill_blocking_query varchar(31) YES NULL
sql_kill_blocking_connection varchar(25) YES NULL
SELECT * FROM sys.x$schema_table_lock_waits;
connect con1,localhost,root,,;
connect con2,localhost,root,,;
connection con1;
CREATE TABLE test.lock_waits (i INT PRIMARY KEY, j INT) ENGINE = InnoDB;
LOCK TABLE lock_waits WRITE;
connection con2;
ALTER TABLE test.lock_waits ADD k VARCHAR(20);
connection default;
SELECT object_schema, object_name,
waiting_account, waiting_lock_type, waiting_query,
blocking_account, blocking_lock_type, blocking_lock_duration
FROM sys.schema_table_lock_waits;
object_schema object_name waiting_account waiting_lock_type waiting_query blocking_account blocking_lock_type blocking_lock_duration
test lock_waits root@localhost SHARED_UPGRADABLE ALTER TABLE test.lock_waits ADD k VARCHAR(20) root@localhost SHARED_NO_READ_WRITE TRANSACTION
disconnect con1;
connection default;
disconnect con2;
connection default;
DROP TABLE test.lock_waits;
DESC sys.schema_table_statistics;
Field Type Null Key Default Extra
table_schema varchar(64) YES NULL
table_name varchar(64) YES NULL
total_latency text YES NULL
rows_fetched bigint(20) unsigned NO NULL
fetch_latency text YES NULL
rows_inserted bigint(20) unsigned NO NULL
insert_latency text YES NULL
rows_updated bigint(20) unsigned NO NULL
update_latency text YES NULL
rows_deleted bigint(20) unsigned NO NULL
delete_latency text YES NULL
io_read_requests decimal(42,0) YES NULL
io_read text YES NULL
io_read_latency text YES NULL
io_write_requests decimal(42,0) YES NULL
io_write text YES NULL
io_write_latency text YES NULL
io_misc_requests decimal(42,0) YES NULL
io_misc_latency text YES NULL
SELECT * FROM sys.schema_table_statistics;
DESC sys.x$schema_table_statistics;
Field Type Null Key Default Extra
table_schema varchar(64) YES NULL
table_name varchar(64) YES NULL
total_latency bigint(20) unsigned NO NULL
rows_fetched bigint(20) unsigned NO NULL
fetch_latency bigint(20) unsigned NO NULL
rows_inserted bigint(20) unsigned NO NULL
insert_latency bigint(20) unsigned NO NULL
rows_updated bigint(20) unsigned NO NULL
update_latency bigint(20) unsigned NO NULL
rows_deleted bigint(20) unsigned NO NULL
delete_latency bigint(20) unsigned NO NULL
io_read_requests decimal(42,0) YES NULL
io_read decimal(41,0) YES NULL
io_read_latency decimal(42,0) YES NULL
io_write_requests decimal(42,0) YES NULL
io_write decimal(41,0) YES NULL
io_write_latency decimal(42,0) YES NULL
io_misc_requests decimal(42,0) YES NULL
io_misc_latency decimal(42,0) YES NULL
SELECT * FROM sys.x$schema_table_statistics;
DESC sys.schema_table_statistics_with_buffer;
Field Type Null Key Default Extra
table_schema varchar(64) YES NULL
table_name varchar(64) YES NULL
rows_fetched bigint(20) unsigned NO NULL
fetch_latency text YES NULL
rows_inserted bigint(20) unsigned NO NULL
insert_latency text YES NULL
rows_updated bigint(20) unsigned NO NULL
update_latency text YES NULL
rows_deleted bigint(20) unsigned NO NULL
delete_latency text YES NULL
io_read_requests decimal(42,0) YES NULL
io_read text YES NULL
io_read_latency text YES NULL
io_write_requests decimal(42,0) YES NULL
io_write text YES NULL
io_write_latency text YES NULL
io_misc_requests decimal(42,0) YES NULL
io_misc_latency text YES NULL
innodb_buffer_allocated text YES NULL
innodb_buffer_data text YES NULL
innodb_buffer_free text YES NULL
innodb_buffer_pages bigint(21) YES 0
innodb_buffer_pages_hashed bigint(21) YES 0
innodb_buffer_pages_old bigint(21) YES 0
innodb_buffer_rows_cached decimal(44,0) YES 0
SELECT * FROM sys.schema_table_statistics_with_buffer;
DESC sys.x$schema_table_statistics_with_buffer;
Field Type Null Key Default Extra
table_schema varchar(64) YES NULL
table_name varchar(64) YES NULL
rows_fetched bigint(20) unsigned NO NULL
fetch_latency bigint(20) unsigned NO NULL
rows_inserted bigint(20) unsigned NO NULL
insert_latency bigint(20) unsigned NO NULL
rows_updated bigint(20) unsigned NO NULL
update_latency bigint(20) unsigned NO NULL
rows_deleted bigint(20) unsigned NO NULL
delete_latency bigint(20) unsigned NO NULL
io_read_requests decimal(42,0) YES NULL
io_read decimal(41,0) YES NULL
io_read_latency decimal(42,0) YES NULL
io_write_requests decimal(42,0) YES NULL
io_write decimal(41,0) YES NULL
io_write_latency decimal(42,0) YES NULL
io_misc_requests decimal(42,0) YES NULL
io_misc_latency decimal(42,0) YES NULL
innodb_buffer_allocated decimal(43,0) YES NULL
innodb_buffer_data decimal(43,0) YES NULL
innodb_buffer_free decimal(44,0) YES NULL
innodb_buffer_pages bigint(21) YES 0
innodb_buffer_pages_hashed bigint(21) YES 0
innodb_buffer_pages_old bigint(21) YES 0
innodb_buffer_rows_cached decimal(44,0) YES 0
SELECT * FROM sys.x$schema_table_statistics_with_buffer;
DESC sys.schema_tables_with_full_table_scans;
Field Type Null Key Default Extra
object_schema varchar(64) YES NULL
object_name varchar(64) YES NULL
rows_full_scanned bigint(20) unsigned NO NULL
latency text YES NULL
SELECT * FROM sys.schema_tables_with_full_table_scans;
DESC sys.x$schema_tables_with_full_table_scans;
Field Type Null Key Default Extra
object_schema varchar(64) YES NULL
object_name varchar(64) YES NULL
rows_full_scanned bigint(20) unsigned NO NULL
latency bigint(20) unsigned NO NULL
SELECT * FROM sys.x$schema_tables_with_full_table_scans;
CREATE TABLE test.t (i BIGINT AUTO_INCREMENT PRIMARY KEY, j BIGINT) ENGINE = innodb;
INSERT INTO test.t (j) VALUES (1), (2), (3);
INSERT INTO test.t (j) (SELECT j*2 FROM test.t);
INSERT INTO test.t (j) (SELECT j*2 FROM test.t);
INSERT INTO test.t (j) (SELECT j*2 FROM test.t);
INSERT INTO test.t (j) (SELECT j*2 FROM test.t);
INSERT INTO test.t (j) (SELECT j*2 FROM test.t);
INSERT INTO test.t (j) (SELECT j*2 FROM test.t);
INSERT INTO test.t (j) (SELECT j*2 FROM test.t);
INSERT INTO test.t (j) (SELECT j*2 FROM test.t);
CALL sys.ps_truncate_all_tables(false);
summary
Truncated 44 tables
SELECT i, j, RAND() FROM test.t WHERE j = 12;
SELECT object_schema, object_name, rows_full_scanned FROM sys.schema_tables_with_full_table_scans;
object_schema object_name rows_full_scanned
test t 768
SELECT object_schema, object_name, rows_full_scanned FROM sys.x$schema_tables_with_full_table_scans;
object_schema object_name rows_full_scanned
test t 768
SELECT i, j, RAND() FROM test.t WHERE j = 12;
SELECT object_schema, object_name, rows_full_scanned FROM sys.schema_tables_with_full_table_scans;
object_schema object_name rows_full_scanned
test t 1536
SELECT object_schema, object_name, rows_full_scanned FROM sys.x$schema_tables_with_full_table_scans;
object_schema object_name rows_full_scanned
test t 1536
SELECT * FROM test.t WHERE i = 10;
i j
10 4
SELECT object_schema, object_name, rows_full_scanned FROM sys.schema_tables_with_full_table_scans;
object_schema object_name rows_full_scanned
test t 1536
SELECT object_schema, object_name, rows_full_scanned FROM sys.x$schema_tables_with_full_table_scans;
object_schema object_name rows_full_scanned
test t 1536
DROP TABLE test.t;
DESC sys.schema_unused_indexes;
Field Type Null Key Default Extra
object_schema varchar(64) YES NULL
object_name varchar(64) YES NULL
index_name varchar(64) YES NULL
SELECT * FROM sys.schema_unused_indexes;
DESC sys.session;
Field Type Null Key Default Extra
thd_id bigint(20) unsigned NO NULL
conn_id bigint(20) unsigned YES NULL
user varchar(189) YES NULL
db varchar(64) YES NULL
command varchar(16) YES NULL
state varchar(64) YES NULL
time bigint(20) YES NULL
current_statement longtext YES NULL
statement_latency mediumtext YES NULL
progress decimal(26,2) YES NULL
lock_latency text YES NULL
rows_examined bigint(20) unsigned YES NULL
rows_sent bigint(20) unsigned YES NULL
rows_affected bigint(20) unsigned YES NULL
tmp_tables bigint(20) unsigned YES NULL
tmp_disk_tables bigint(20) unsigned YES NULL
full_scan varchar(3) YES NULL
last_statement longtext YES NULL
last_statement_latency mediumtext YES NULL
current_memory text YES NULL
last_wait varchar(128) YES NULL
last_wait_latency mediumtext YES NULL
source varchar(64) YES NULL
trx_latency text YES NULL
trx_state enum('ACTIVE','COMMITTED','ROLLED BACK') YES NULL
trx_autocommit enum('YES','NO') YES NULL
pid varchar(1024) YES NULL
program_name varchar(1024) YES NULL
SELECT * FROM sys.session;
DESC sys.x$session;
Field Type Null Key Default Extra
thd_id bigint(20) unsigned NO NULL
conn_id bigint(20) unsigned YES NULL
user varchar(189) YES NULL
db varchar(64) YES NULL
command varchar(16) YES NULL
state varchar(64) YES NULL
time bigint(20) YES NULL
current_statement longtext YES NULL
statement_latency bigint(20) unsigned YES NULL
progress decimal(26,2) YES NULL
lock_latency bigint(20) unsigned YES NULL
rows_examined bigint(20) unsigned YES NULL
rows_sent bigint(20) unsigned YES NULL
rows_affected bigint(20) unsigned YES NULL
tmp_tables bigint(20) unsigned YES NULL
tmp_disk_tables bigint(20) unsigned YES NULL
full_scan varchar(3) YES NULL
last_statement longtext YES NULL
last_statement_latency bigint(20) unsigned YES NULL
current_memory decimal(41,0) YES NULL
last_wait varchar(128) YES NULL
last_wait_latency varchar(20) YES NULL
source varchar(64) YES NULL
trx_latency bigint(20) unsigned YES NULL
trx_state enum('ACTIVE','COMMITTED','ROLLED BACK') YES NULL
trx_autocommit enum('YES','NO') YES NULL
pid varchar(1024) YES NULL
program_name varchar(1024) YES NULL
SELECT * FROM sys.x$session;
DESC sys.session_ssl_status;
Field Type Null Key Default Extra
thread_id bigint(20) unsigned NO NULL
ssl_version varchar(1024) YES NULL
ssl_cipher varchar(1024) YES NULL
ssl_sessions_reused varchar(1024) YES NULL
SELECT * FROM sys.session_ssl_status;
DESC sys.statement_analysis;
Field Type Null Key Default Extra
query longtext YES NULL
db varchar(64) YES NULL
full_scan varchar(1) NO
exec_count bigint(20) unsigned NO NULL
err_count bigint(20) unsigned NO NULL
warn_count bigint(20) unsigned NO NULL
total_latency text YES NULL
max_latency text YES NULL
avg_latency text YES NULL
lock_latency text YES NULL
rows_sent bigint(20) unsigned NO NULL
rows_sent_avg decimal(21,0) NO 0
rows_examined bigint(20) unsigned NO NULL
rows_examined_avg decimal(21,0) NO 0
rows_affected bigint(20) unsigned NO NULL
rows_affected_avg decimal(21,0) NO 0
tmp_tables bigint(20) unsigned NO NULL
tmp_disk_tables bigint(20) unsigned NO NULL
rows_sorted bigint(20) unsigned NO NULL
sort_merge_passes bigint(20) unsigned NO NULL
digest varchar(32) YES NULL
first_seen timestamp NO 0000-00-00 00:00:00
last_seen timestamp NO 0000-00-00 00:00:00
SELECT * FROM sys.statement_analysis;
DESC sys.x$statement_analysis;
Field Type Null Key Default Extra
query longtext YES NULL
db varchar(64) YES NULL
full_scan varchar(1) NO
exec_count bigint(20) unsigned NO NULL
err_count bigint(20) unsigned NO NULL
warn_count bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
max_latency bigint(20) unsigned NO NULL
avg_latency bigint(20) unsigned NO NULL
lock_latency bigint(20) unsigned NO NULL
rows_sent bigint(20) unsigned NO NULL
rows_sent_avg decimal(21,0) NO 0
rows_examined bigint(20) unsigned NO NULL
rows_examined_avg decimal(21,0) NO 0
rows_affected bigint(20) unsigned NO NULL
rows_affected_avg decimal(21,0) NO 0
tmp_tables bigint(20) unsigned NO NULL
tmp_disk_tables bigint(20) unsigned NO NULL
rows_sorted bigint(20) unsigned NO NULL
sort_merge_passes bigint(20) unsigned NO NULL
digest varchar(32) YES NULL
first_seen timestamp NO 0000-00-00 00:00:00
last_seen timestamp NO 0000-00-00 00:00:00
SELECT * FROM sys.x$statement_analysis;
DESC sys.statements_with_errors_or_warnings;
Field Type Null Key Default Extra
query longtext YES NULL
db varchar(64) YES NULL
exec_count bigint(20) unsigned NO NULL
errors bigint(20) unsigned NO NULL
error_pct decimal(27,4) NO 0.0000
warnings bigint(20) unsigned NO NULL
warning_pct decimal(27,4) NO 0.0000
first_seen timestamp NO 0000-00-00 00:00:00
last_seen timestamp NO 0000-00-00 00:00:00
digest varchar(32) YES NULL
SELECT * FROM sys.statements_with_errors_or_warnings;
DESC sys.x$statements_with_errors_or_warnings;
Field Type Null Key Default Extra
query longtext YES NULL
db varchar(64) YES NULL
exec_count bigint(20) unsigned NO NULL
errors bigint(20) unsigned NO NULL
error_pct decimal(27,4) NO 0.0000
warnings bigint(20) unsigned NO NULL
warning_pct decimal(27,4) NO 0.0000
first_seen timestamp NO 0000-00-00 00:00:00
last_seen timestamp NO 0000-00-00 00:00:00
digest varchar(32) YES NULL
SELECT * FROM sys.x$statements_with_errors_or_warnings;
DESC sys.statements_with_full_table_scans;
Field Type Null Key Default Extra
query longtext YES NULL
db varchar(64) YES NULL
exec_count bigint(20) unsigned NO NULL
total_latency text YES NULL
no_index_used_count bigint(20) unsigned NO NULL
no_good_index_used_count bigint(20) unsigned NO NULL
no_index_used_pct decimal(24,0) NO 0
rows_sent bigint(20) unsigned NO NULL
rows_examined bigint(20) unsigned NO NULL
rows_sent_avg decimal(21,0) unsigned YES NULL
rows_examined_avg decimal(21,0) unsigned YES NULL
first_seen timestamp NO 0000-00-00 00:00:00
last_seen timestamp NO 0000-00-00 00:00:00
digest varchar(32) YES NULL
SELECT * FROM sys.statements_with_full_table_scans;
DESC sys.x$statements_with_full_table_scans;
Field Type Null Key Default Extra
query longtext YES NULL
db varchar(64) YES NULL
exec_count bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
no_index_used_count bigint(20) unsigned NO NULL
no_good_index_used_count bigint(20) unsigned NO NULL
no_index_used_pct decimal(24,0) NO 0
rows_sent bigint(20) unsigned NO NULL
rows_examined bigint(20) unsigned NO NULL
rows_sent_avg decimal(21,0) unsigned YES NULL
rows_examined_avg decimal(21,0) unsigned YES NULL
first_seen timestamp NO 0000-00-00 00:00:00
last_seen timestamp NO 0000-00-00 00:00:00
digest varchar(32) YES NULL
SELECT * FROM sys.x$statements_with_full_table_scans;
CREATE DATABASE v_statements_with_full_table_scans;
CREATE TABLE v_statements_with_full_table_scans.t (i BIGINT AUTO_INCREMENT PRIMARY KEY, j BIGINT) ENGINE = innodb;
INSERT INTO v_statements_with_full_table_scans.t (j) VALUES (1), (2), (3);
INSERT INTO v_statements_with_full_table_scans.t (j) (SELECT j*2 FROM v_statements_with_full_table_scans.t);
INSERT INTO v_statements_with_full_table_scans.t (j) (SELECT j*2 FROM v_statements_with_full_table_scans.t);
INSERT INTO v_statements_with_full_table_scans.t (j) (SELECT j*2 FROM v_statements_with_full_table_scans.t);
INSERT INTO v_statements_with_full_table_scans.t (j) (SELECT j*2 FROM v_statements_with_full_table_scans.t);
INSERT INTO v_statements_with_full_table_scans.t (j) (SELECT j*2 FROM v_statements_with_full_table_scans.t);
INSERT INTO v_statements_with_full_table_scans.t (j) (SELECT j*2 FROM v_statements_with_full_table_scans.t);
INSERT INTO v_statements_with_full_table_scans.t (j) (SELECT j*2 FROM v_statements_with_full_table_scans.t);
INSERT INTO v_statements_with_full_table_scans.t (j) (SELECT j*2 FROM v_statements_with_full_table_scans.t);
CALL sys.ps_truncate_all_tables(false);
summary
Truncated 44 tables
SELECT i, j, RAND() FROM v_statements_with_full_table_scans.t WHERE j = 12;
SELECT db, query, rows_examined FROM sys.statements_with_full_table_scans WHERE query LIKE '%v_statements_with_full_table_scans%' ORDER BY rows_examined DESC;
db query rows_examined
SELECT db, query, rows_examined FROM sys.x$statements_with_full_table_scans WHERE query LIKE '%v_statements_with_full_table_scans%' ORDER BY rows_examined DESC;
db query rows_examined
test SELECT `i` , `j` , `RAND` ( ) FROM `v_statements_with_full_table_scans` . `t` WHERE `j` = ? 768
SELECT i, j, RAND() FROM v_statements_with_full_table_scans.t WHERE j = 12;
SELECT db, query, rows_examined FROM sys.statements_with_full_table_scans WHERE query LIKE '%v_statements_with_full_table_scans%' ORDER BY rows_examined DESC;
db query rows_examined
SELECT db, query, rows_examined FROM sys.x$statements_with_full_table_scans WHERE query LIKE '%v_statements_with_full_table_scans%' ORDER BY rows_examined DESC;
db query rows_examined
test SELECT `i` , `j` , `RAND` ( ) FROM `v_statements_with_full_table_scans` . `t` WHERE `j` = ? 1536
SELECT * FROM v_statements_with_full_table_scans.t WHERE i = 10;
i j
10 4
SELECT db, query, rows_examined FROM sys.statements_with_full_table_scans WHERE query LIKE '%v_statements_with_full_table_scans%' ORDER BY rows_examined DESC;
db query rows_examined
SELECT db, query, rows_examined FROM sys.x$statements_with_full_table_scans WHERE query LIKE '%v_statements_with_full_table_scans%' ORDER BY rows_examined DESC;
db query rows_examined
test SELECT `i` , `j` , `RAND` ( ) FROM `v_statements_with_full_table_scans` . `t` WHERE `j` = ? 1536
DROP DATABASE v_statements_with_full_table_scans;
DESC sys.statements_with_runtimes_in_95th_percentile;
Field Type Null Key Default Extra
query longtext YES NULL
db varchar(64) YES NULL
full_scan varchar(1) NO
exec_count bigint(20) unsigned NO NULL
err_count bigint(20) unsigned NO NULL
warn_count bigint(20) unsigned NO NULL
total_latency text YES NULL
max_latency text YES NULL
avg_latency text YES NULL
rows_sent bigint(20) unsigned NO NULL
rows_sent_avg decimal(21,0) NO 0
rows_examined bigint(20) unsigned NO NULL
rows_examined_avg decimal(21,0) NO 0
first_seen timestamp NO 0000-00-00 00:00:00
last_seen timestamp NO 0000-00-00 00:00:00
digest varchar(32) YES NULL
SELECT * FROM sys.statements_with_runtimes_in_95th_percentile;
DESC sys.x$statements_with_runtimes_in_95th_percentile;
Field Type Null Key Default Extra
query longtext YES NULL
db varchar(64) YES NULL
full_scan varchar(1) NO
exec_count bigint(20) unsigned NO NULL
err_count bigint(20) unsigned NO NULL
warn_count bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
max_latency bigint(20) unsigned NO NULL
avg_latency bigint(20) unsigned NO NULL
rows_sent bigint(20) unsigned NO NULL
rows_sent_avg decimal(21,0) NO 0
rows_examined bigint(20) unsigned NO NULL
rows_examined_avg decimal(21,0) NO 0
first_seen timestamp NO 0000-00-00 00:00:00
last_seen timestamp NO 0000-00-00 00:00:00
digest varchar(32) YES NULL
SELECT * FROM sys.x$statements_with_runtimes_in_95th_percentile;
DESC sys.statements_with_sorting;
Field Type Null Key Default Extra
query longtext YES NULL
db varchar(64) YES NULL
exec_count bigint(20) unsigned NO NULL
total_latency text YES NULL
sort_merge_passes bigint(20) unsigned NO NULL
avg_sort_merges decimal(21,0) NO 0
sorts_using_scans bigint(20) unsigned NO NULL
sort_using_range bigint(20) unsigned NO NULL
rows_sorted bigint(20) unsigned NO NULL
avg_rows_sorted decimal(21,0) NO 0
first_seen timestamp NO 0000-00-00 00:00:00
last_seen timestamp NO 0000-00-00 00:00:00
digest varchar(32) YES NULL
SELECT * FROM sys.statements_with_sorting;
DESC sys.x$statements_with_sorting;
Field Type Null Key Default Extra
query longtext YES NULL
db varchar(64) YES NULL
exec_count bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
sort_merge_passes bigint(20) unsigned NO NULL
avg_sort_merges decimal(21,0) NO 0
sorts_using_scans bigint(20) unsigned NO NULL
sort_using_range bigint(20) unsigned NO NULL
rows_sorted bigint(20) unsigned NO NULL
avg_rows_sorted decimal(21,0) NO 0
first_seen timestamp NO 0000-00-00 00:00:00
last_seen timestamp NO 0000-00-00 00:00:00
digest varchar(32) YES NULL
SELECT * FROM sys.x$statements_with_sorting;
DESC sys.statements_with_temp_tables;
Field Type Null Key Default Extra
query longtext YES NULL
db varchar(64) YES NULL
exec_count bigint(20) unsigned NO NULL
total_latency text YES NULL
memory_tmp_tables bigint(20) unsigned NO NULL
disk_tmp_tables bigint(20) unsigned NO NULL
avg_tmp_tables_per_query decimal(21,0) NO 0
tmp_tables_to_disk_pct decimal(24,0) NO 0
first_seen timestamp NO 0000-00-00 00:00:00
last_seen timestamp NO 0000-00-00 00:00:00
digest varchar(32) YES NULL
SELECT * FROM sys.statements_with_temp_tables;
DESC sys.x$statements_with_temp_tables;
Field Type Null Key Default Extra
query longtext YES NULL
db varchar(64) YES NULL
exec_count bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
memory_tmp_tables bigint(20) unsigned NO NULL
disk_tmp_tables bigint(20) unsigned NO NULL
avg_tmp_tables_per_query decimal(21,0) NO 0
tmp_tables_to_disk_pct decimal(24,0) NO 0
first_seen timestamp NO 0000-00-00 00:00:00
last_seen timestamp NO 0000-00-00 00:00:00
digest varchar(32) YES NULL
SELECT * FROM sys.x$statements_with_temp_tables;
DESC sys.user_summary;
Field Type Null Key Default Extra
user varchar(128) YES NULL
statements decimal(64,0) YES NULL
statement_latency text YES NULL
statement_avg_latency text YES NULL
table_scans decimal(65,0) YES NULL
file_ios decimal(64,0) YES NULL
file_io_latency text YES NULL
current_connections decimal(41,0) YES NULL
total_connections decimal(41,0) YES NULL
unique_hosts bigint(21) NO 0
current_memory text YES NULL
total_memory_allocated text YES NULL
SELECT * FROM sys.user_summary;
DESC sys.x$user_summary;
Field Type Null Key Default Extra
user varchar(128) YES NULL
statements decimal(64,0) YES NULL
statement_latency decimal(64,0) YES NULL
statement_avg_latency decimal(65,4) NO 0.0000
table_scans decimal(65,0) YES NULL
file_ios decimal(64,0) YES NULL
file_io_latency decimal(64,0) YES NULL
current_connections decimal(41,0) YES NULL
total_connections decimal(41,0) YES NULL
unique_hosts bigint(21) NO 0
current_memory decimal(63,0) YES NULL
total_memory_allocated decimal(64,0) YES NULL
SELECT * FROM sys.x$user_summary;
DESC sys.user_summary_by_file_io;
Field Type Null Key Default Extra
user varchar(128) YES NULL
ios decimal(42,0) YES NULL
io_latency text YES NULL
SELECT * FROM sys.user_summary_by_file_io;
DESC sys.x$user_summary_by_file_io;
Field Type Null Key Default Extra
user varchar(128) YES NULL
ios decimal(42,0) YES NULL
io_latency decimal(42,0) YES NULL
SELECT * FROM sys.x$user_summary_by_file_io;
DESC sys.user_summary_by_file_io_type;
Field Type Null Key Default Extra
user varchar(128) YES NULL
event_name varchar(128) NO NULL
total bigint(20) unsigned NO NULL
latency text YES NULL
max_latency text YES NULL
SELECT * FROM sys.user_summary_by_file_io_type;
DESC sys.x$user_summary_by_file_io_type;
Field Type Null Key Default Extra
user varchar(128) YES NULL
event_name varchar(128) NO NULL
total bigint(20) unsigned NO NULL
latency bigint(20) unsigned NO NULL
max_latency bigint(20) unsigned NO NULL
SELECT * FROM sys.x$user_summary_by_file_io_type;
DESC sys.user_summary_by_stages;
Field Type Null Key Default Extra
user varchar(128) YES NULL
event_name varchar(128) NO NULL
total bigint(20) unsigned NO NULL
total_latency text YES NULL
avg_latency text YES NULL
SELECT * FROM sys.user_summary_by_stages;
DESC sys.x$user_summary_by_stages;
Field Type Null Key Default Extra
user varchar(128) YES NULL
event_name varchar(128) NO NULL
total bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
avg_latency bigint(20) unsigned NO NULL
SELECT * FROM sys.x$user_summary_by_stages;
DESC sys.user_summary_by_statement_latency;
Field Type Null Key Default Extra
user varchar(128) YES NULL
total decimal(42,0) YES NULL
total_latency text YES NULL
max_latency text YES NULL
lock_latency text YES NULL
rows_sent decimal(42,0) YES NULL
rows_examined decimal(42,0) YES NULL
rows_affected decimal(42,0) YES NULL
full_scans decimal(43,0) YES NULL
SELECT * FROM sys.user_summary_by_statement_latency;
DESC sys.x$user_summary_by_statement_latency;
Field Type Null Key Default Extra
user varchar(128) YES NULL
total decimal(42,0) YES NULL
total_latency decimal(42,0) YES NULL
max_latency decimal(42,0) YES NULL
lock_latency decimal(42,0) YES NULL
rows_sent decimal(42,0) YES NULL
rows_examined decimal(42,0) YES NULL
rows_affected decimal(42,0) YES NULL
full_scans decimal(43,0) YES NULL
SELECT * FROM sys.x$user_summary_by_statement_latency;
DESC sys.user_summary_by_statement_type;
Field Type Null Key Default Extra
user varchar(128) YES NULL
statement varchar(128) YES NULL
total bigint(20) unsigned NO NULL
total_latency text YES NULL
max_latency text YES NULL
lock_latency text YES NULL
rows_sent bigint(20) unsigned NO NULL
rows_examined bigint(20) unsigned NO NULL
rows_affected bigint(20) unsigned NO NULL
full_scans bigint(21) unsigned NO 0
SELECT * FROM sys.user_summary_by_statement_type;
DESC sys.x$user_summary_by_statement_type;
Field Type Null Key Default Extra
user varchar(128) YES NULL
statement varchar(128) YES NULL
total bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
max_latency bigint(20) unsigned NO NULL
lock_latency bigint(20) unsigned NO NULL
rows_sent bigint(20) unsigned NO NULL
rows_examined bigint(20) unsigned NO NULL
rows_affected bigint(20) unsigned NO NULL
full_scans bigint(21) unsigned NO 0
SELECT * FROM sys.x$user_summary_by_statement_type;
SELECT sys_version FROM sys.version;
sys_version
1.5.1
DESC sys.wait_classes_global_by_avg_latency;
Field Type Null Key Default Extra
event_class varchar(128) YES NULL
total decimal(42,0) YES NULL
total_latency text YES NULL
min_latency text YES NULL
avg_latency text YES NULL
max_latency text YES NULL
SELECT * FROM sys.wait_classes_global_by_avg_latency;
DESC sys.x$wait_classes_global_by_avg_latency;
Field Type Null Key Default Extra
event_class varchar(128) YES NULL
total decimal(42,0) YES NULL
total_latency decimal(42,0) YES NULL
min_latency bigint(20) unsigned YES NULL
avg_latency decimal(46,4) NO 0.0000
max_latency bigint(20) unsigned YES NULL
SELECT * FROM sys.x$wait_classes_global_by_avg_latency;
DESC sys.wait_classes_global_by_latency;
Field Type Null Key Default Extra
event_class varchar(128) YES NULL
total decimal(42,0) YES NULL
total_latency text YES NULL
min_latency text YES NULL
avg_latency text YES NULL
max_latency text YES NULL
SELECT * FROM sys.wait_classes_global_by_latency;
DESC sys.x$wait_classes_global_by_latency;
Field Type Null Key Default Extra
event_class varchar(128) YES NULL
total decimal(42,0) YES NULL
total_latency decimal(42,0) YES NULL
min_latency bigint(20) unsigned YES NULL
avg_latency decimal(46,4) NO 0.0000
max_latency bigint(20) unsigned YES NULL
SELECT * FROM sys.x$wait_classes_global_by_latency;
DESC sys.waits_by_host_by_latency;
Field Type Null Key Default Extra
host varchar(60) YES NULL
event varchar(128) NO NULL
total bigint(20) unsigned NO NULL
total_latency text YES NULL
avg_latency text YES NULL
max_latency text YES NULL
SELECT * FROM sys.waits_by_host_by_latency;
DESC sys.x$waits_by_host_by_latency;
Field Type Null Key Default Extra
host varchar(60) YES NULL
event varchar(128) NO NULL
total bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
avg_latency bigint(20) unsigned NO NULL
max_latency bigint(20) unsigned NO NULL
SELECT * FROM sys.x$waits_by_host_by_latency;
DESC sys.waits_by_user_by_latency;
Field Type Null Key Default Extra
user varchar(128) YES NULL
event varchar(128) NO NULL
total bigint(20) unsigned NO NULL
total_latency text YES NULL
avg_latency text YES NULL
max_latency text YES NULL
SELECT * FROM sys.waits_by_user_by_latency;
DESC sys.x$waits_by_user_by_latency;
Field Type Null Key Default Extra
user varchar(128) YES NULL
event varchar(128) NO NULL
total bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
avg_latency bigint(20) unsigned NO NULL
max_latency bigint(20) unsigned NO NULL
SELECT * FROM sys.x$waits_by_user_by_latency;
DESC sys.waits_global_by_latency;
Field Type Null Key Default Extra
events varchar(128) NO NULL
total bigint(20) unsigned NO NULL
total_latency text YES NULL
avg_latency text YES NULL
max_latency text YES NULL
SELECT * FROM sys.waits_global_by_latency;
DESC sys.x$waits_global_by_latency;
Field Type Null Key Default Extra
events varchar(128) NO NULL
total bigint(20) unsigned NO NULL
total_latency bigint(20) unsigned NO NULL
avg_latency bigint(20) unsigned NO NULL
max_latency bigint(20) unsigned NO NULL
SELECT * FROM sys.x$waits_global_by_latency;
SELECT sys.version_major();
SELECT sys.version_minor();
SELECT sys.version_patch();
SELECT @my_version = SUBSTRING(VERSION(), 1, CHAR_LENGTH(@my_version));
@my_version = SUBSTRING(VERSION(), 1, CHAR_LENGTH(@my_version))
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