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Commit 749c5129 authored by Oleksandr Byelkin's avatar Oleksandr Byelkin
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Merge branch '10.4' into 10.5

parents e87440b7 f5e7c56e
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Showing with 382 additions and 217 deletions
mysql-test/main/explain_innodb.result
View file @ 749c5129
......@@ -18,3 +18,21 @@ id select_type table type possible_keys key key_len ref rows Extra
2 DERIVED t1 range NULL id 53 NULL 2 Using index for group-by
SET GLOBAL slow_query_log = @sql_tmp;
drop table t1;
#
# MDEV-31181: Server crash in subselect_uniquesubquery_engine::print
# upon EXPLAIN EXTENDED DELETE
#
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2 (pk INT PRIMARY KEY);
INSERT INTO t2 VALUES (1),(2);
EXPLAIN EXTENDED DELETE FROM t1 WHERE a IN (SELECT pk FROM t2);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where
2 DEPENDENT SUBQUERY t2 unique_subquery PRIMARY PRIMARY 4 func 1 100.00 Using index
Warnings:
Note 1003 /* select#1 */ delete from `test`.`t1` where <in_optimizer>(`test`.`t1`.`a`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`a`))))
drop table t1, t2;
#
# End of 10.4 tests
#
mysql-test/main/explain_innodb.test
View file @ 749c5129
......@@ -18,3 +18,22 @@ SELECT * FROM (SELECT id FROM t1 GROUP BY id) dt WHERE 1=0;
SET GLOBAL slow_query_log = @sql_tmp;
drop table t1;
--echo #
--echo # MDEV-31181: Server crash in subselect_uniquesubquery_engine::print
--echo # upon EXPLAIN EXTENDED DELETE
--echo #
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2 (pk INT PRIMARY KEY);
INSERT INTO t2 VALUES (1),(2);
EXPLAIN EXTENDED DELETE FROM t1 WHERE a IN (SELECT pk FROM t2);
drop table t1, t2;
--echo #
--echo # End of 10.4 tests
--echo #
mysql-test/main/selectivity.result
View file @ 749c5129
......@@ -1943,75 +1943,6 @@ Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` = 2
DROP TABLE t1;
# End of 10.2 tests
#
# MDEV-31067: selectivity_from_histogram >1.0 for a DOUBLE_PREC_HB histogram
#
create table t0(a int);
insert into t0 select 1 from seq_1_to_78;
create table t1(a int);
insert into t1 select 1 from seq_1_to_26;
create table t10 (a int);
insert into t10 select 0 from t0, seq_1_to_4;
insert into t10 select 8693 from t1;
insert into t10 select 8694 from t1;
insert into t10 select 8695 from t1;
insert into t10 select 34783 from t1;
insert into t10 select 34784 from t1;
insert into t10 select 34785 from t1;
insert into t10 select 34785 from t0, seq_1_to_8;
insert into t10 select 65214 from t1;
insert into t10 select 65215 from t1;
insert into t10 select 65216 from t1;
insert into t10 select 65216 from t0, seq_1_to_52;
insert into t10 select 65217 from t1;
insert into t10 select 65218 from t1;
insert into t10 select 65219 from t1;
insert into t10 select 65219 from t0;
insert into t10 select 73913 from t1;
insert into t10 select 73914 from t1;
insert into t10 select 73915 from t1;
insert into t10 select 73915 from t0, seq_1_to_40;
insert into t10 select 78257 from t1;
insert into t10 select 78258 from t1;
insert into t10 select 78259 from t1;
insert into t10 select 91300 from t1;
insert into t10 select 91301 from t1;
insert into t10 select 91302 from t1;
insert into t10 select 91302 from t0, seq_1_to_6;
insert into t10 select 91303 from t1;
insert into t10 select 91304 from t1;
insert into t10 select 91305 from t1;
insert into t10 select 91305 from t0, seq_1_to_8;
insert into t10 select 99998 from t1;
insert into t10 select 99999 from t1;
insert into t10 select 100000 from t1;
set use_stat_tables=preferably;
analyze table t10 persistent for all;
Table Op Msg_type Msg_text
test.t10 analyze status Engine-independent statistics collected
test.t10 analyze status OK
flush tables;
set @tmp=@@optimizer_trace;
set optimizer_trace=1;
explain select * from t10 where a in (91303);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t10 ALL NULL NULL NULL NULL 9984 Using where
# Must have selectivity_from_histogram <= 1.0:
select json_detailed(json_extract(trace, '$**.selectivity_for_columns'))
from information_schema.optimizer_trace;
json_detailed(json_extract(trace, '$**.selectivity_for_columns'))
[
[
{
"column_name": "a",
"ranges":
["91303 <= a <= 91303"],
"selectivity_from_histogram": 0.035714283
}
]
]
set optimizer_trace=@tmp;
drop table t0,t1,t10;
set optimizer_use_condition_selectivity= @save_optimizer_use_condition_selectivity;
set histogram_size=@save_histogram_size;
set use_stat_tables= @save_use_stat_tables;
......
mysql-test/main/selectivity.test
View file @ 749c5129
......@@ -1326,90 +1326,12 @@ DROP TABLE t1;
--echo # End of 10.2 tests
--echo #
--echo # MDEV-31067: selectivity_from_histogram >1.0 for a DOUBLE_PREC_HB histogram
--echo #
create table t0(a int); # This holds how many rows we hold in a bucket.
insert into t0 select 1 from seq_1_to_78;
create table t1(a int); # one-third of a bucket
insert into t1 select 1 from seq_1_to_26;
create table t10 (a int);
insert into t10 select 0 from t0, seq_1_to_4;
insert into t10 select 8693 from t1;
insert into t10 select 8694 from t1;
insert into t10 select 8695 from t1;
insert into t10 select 34783 from t1;
insert into t10 select 34784 from t1;
insert into t10 select 34785 from t1;
insert into t10 select 34785 from t0, seq_1_to_8;
insert into t10 select 65214 from t1;
insert into t10 select 65215 from t1;
insert into t10 select 65216 from t1;
insert into t10 select 65216 from t0, seq_1_to_52;
insert into t10 select 65217 from t1;
insert into t10 select 65218 from t1;
insert into t10 select 65219 from t1;
insert into t10 select 65219 from t0;
insert into t10 select 73913 from t1;
insert into t10 select 73914 from t1;
insert into t10 select 73915 from t1;
insert into t10 select 73915 from t0, seq_1_to_40;
insert into t10 select 78257 from t1;
insert into t10 select 78258 from t1;
insert into t10 select 78259 from t1;
insert into t10 select 91300 from t1;
insert into t10 select 91301 from t1;
insert into t10 select 91302 from t1;
insert into t10 select 91302 from t0, seq_1_to_6;
insert into t10 select 91303 from t1; # Only 1/3rd of bucket matches the search tuple
insert into t10 select 91304 from t1;
insert into t10 select 91305 from t1;
insert into t10 select 91305 from t0, seq_1_to_8;
insert into t10 select 99998 from t1;
insert into t10 select 99999 from t1;
insert into t10 select 100000 from t1;
set use_stat_tables=preferably;
analyze table t10 persistent for all;
flush tables;
set @tmp=@@optimizer_trace;
set optimizer_trace=1;
explain select * from t10 where a in (91303);
--echo # Must have selectivity_from_histogram <= 1.0:
select json_detailed(json_extract(trace, '$**.selectivity_for_columns'))
from information_schema.optimizer_trace;
set optimizer_trace=@tmp;
drop table t0,t1,t10;
set optimizer_use_condition_selectivity= @save_optimizer_use_condition_selectivity;
set histogram_size=@save_histogram_size;
set use_stat_tables= @save_use_stat_tables;
#
# Clean up
#
set optimizer_use_condition_selectivity= @save_optimizer_use_condition_selectivity;
set histogram_size=@save_histogram_size;
set use_stat_tables= @save_use_stat_tables;
--source include/restore_charset.inc
set @@global.histogram_size=@save_histogram_size;
mysql-test/main/selectivity_innodb.result
View file @ 749c5129
......@@ -1953,73 +1953,6 @@ Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` = 2
DROP TABLE t1;
# End of 10.2 tests
#
# MDEV-31067: selectivity_from_histogram >1.0 for a DOUBLE_PREC_HB histogram
#
create table t0(a int);
insert into t0 select 1 from seq_1_to_78;
create table t1(a int);
insert into t1 select 1 from seq_1_to_26;
create table t10 (a int);
insert into t10 select 0 from t0, seq_1_to_4;
insert into t10 select 8693 from t1;
insert into t10 select 8694 from t1;
insert into t10 select 8695 from t1;
insert into t10 select 34783 from t1;
insert into t10 select 34784 from t1;
insert into t10 select 34785 from t1;
insert into t10 select 34785 from t0, seq_1_to_8;
insert into t10 select 65214 from t1;
insert into t10 select 65215 from t1;
insert into t10 select 65216 from t1;
insert into t10 select 65216 from t0, seq_1_to_52;
insert into t10 select 65217 from t1;
insert into t10 select 65218 from t1;
insert into t10 select 65219 from t1;
insert into t10 select 65219 from t0;
insert into t10 select 73913 from t1;
insert into t10 select 73914 from t1;
insert into t10 select 73915 from t1;
insert into t10 select 73915 from t0, seq_1_to_40;
insert into t10 select 78257 from t1;
insert into t10 select 78258 from t1;
insert into t10 select 78259 from t1;
insert into t10 select 91300 from t1;
insert into t10 select 91301 from t1;
insert into t10 select 91302 from t1;
insert into t10 select 91302 from t0, seq_1_to_6;
insert into t10 select 91303 from t1;
insert into t10 select 91304 from t1;
insert into t10 select 91305 from t1;
insert into t10 select 91305 from t0, seq_1_to_8;
insert into t10 select 99998 from t1;
insert into t10 select 99999 from t1;
insert into t10 select 100000 from t1;
set use_stat_tables=preferably;
analyze table t10 persistent for all;
Table Op Msg_type Msg_text
test.t10 analyze status Engine-independent statistics collected
test.t10 analyze status OK
flush tables;
set statement optimizer_trace=1 for
explain select * from t10 where a in (91303);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t10 ALL NULL NULL NULL NULL 9984 Using where
# Must have selectivity_from_histogram <= 1.0:
select json_detailed(json_extract(trace, '$**.selectivity_for_columns'))
from information_schema.optimizer_trace;
json_detailed(json_extract(trace, '$**.selectivity_for_columns'))
[
[
{
"column_name": "a",
"ranges":
["91303 <= a <= 91303"],
"selectivity_from_histogram": 0.035714283
}
]
]
drop table t0,t1,t10;
set optimizer_use_condition_selectivity= @save_optimizer_use_condition_selectivity;
set histogram_size=@save_histogram_size;
set use_stat_tables= @save_use_stat_tables;
......
mysql-test/main/selectivity_innodb_notembedded.result 0 → 100644
View file @ 749c5129
SET SESSION STORAGE_ENGINE='InnoDB';
Warnings:
Warning 1287 '@@storage_engine' is deprecated and will be removed in a future release. Please use '@@default_storage_engine' instead
set @save_optimizer_switch_for_selectivity_test=@@optimizer_switch;
set optimizer_switch='extended_keys=on';
drop table if exists t0,t1,t2,t3;
select @@global.use_stat_tables;
@@global.use_stat_tables
COMPLEMENTARY
select @@session.use_stat_tables;
@@session.use_stat_tables
COMPLEMENTARY
set @save_use_stat_tables=@@use_stat_tables;
set use_stat_tables='preferably';
set @save_optimizer_use_condition_selectivity=@@optimizer_use_condition_selectivity;
set @save_histogram_size=@@histogram_size;
set @save_histogram_type=@@histogram_type;
set join_cache_level=2;
set @@global.histogram_size=0,@@local.histogram_size=0;
set histogram_type='single_prec_hb';
set optimizer_use_condition_selectivity=3;
#
# MDEV-31067: selectivity_from_histogram >1.0 for a DOUBLE_PREC_HB histogram
#
create table t0(a int);
insert into t0 select 1 from seq_1_to_78;
create table t1(a int);
insert into t1 select 1 from seq_1_to_26;
create table t10 (a int);
insert into t10 select 0 from t0, seq_1_to_4;
insert into t10 select 8693 from t1;
insert into t10 select 8694 from t1;
insert into t10 select 8695 from t1;
insert into t10 select 34783 from t1;
insert into t10 select 34784 from t1;
insert into t10 select 34785 from t1;
insert into t10 select 34785 from t0, seq_1_to_8;
insert into t10 select 65214 from t1;
insert into t10 select 65215 from t1;
insert into t10 select 65216 from t1;
insert into t10 select 65216 from t0, seq_1_to_52;
insert into t10 select 65217 from t1;
insert into t10 select 65218 from t1;
insert into t10 select 65219 from t1;
insert into t10 select 65219 from t0;
insert into t10 select 73913 from t1;
insert into t10 select 73914 from t1;
insert into t10 select 73915 from t1;
insert into t10 select 73915 from t0, seq_1_to_40;
insert into t10 select 78257 from t1;
insert into t10 select 78258 from t1;
insert into t10 select 78259 from t1;
insert into t10 select 91300 from t1;
insert into t10 select 91301 from t1;
insert into t10 select 91302 from t1;
insert into t10 select 91302 from t0, seq_1_to_6;
insert into t10 select 91303 from t1;
insert into t10 select 91304 from t1;
insert into t10 select 91305 from t1;
insert into t10 select 91305 from t0, seq_1_to_8;
insert into t10 select 99998 from t1;
insert into t10 select 99999 from t1;
insert into t10 select 100000 from t1;
set use_stat_tables=preferably;
analyze table t10 persistent for all;
Table Op Msg_type Msg_text
test.t10 analyze status Engine-independent statistics collected
test.t10 analyze status OK
flush tables;
set @tmp=@@optimizer_trace;
set optimizer_trace=1;
explain select * from t10 where a in (91303);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t10 ALL NULL NULL NULL NULL 9984 Using where
# Must have selectivity_from_histogram <= 1.0:
select json_detailed(json_extract(trace, '$**.selectivity_for_columns')) as sel
from information_schema.optimizer_trace;
sel
[
[
{
"column_name": "a",
"ranges":
["91303 <= a <= 91303"],
"selectivity_from_histogram": 0.035714283
}
]
]
set optimizer_trace=@tmp;
drop table t0,t1,t10;
set optimizer_use_condition_selectivity= @save_optimizer_use_condition_selectivity;
set histogram_size=@save_histogram_size;
set use_stat_tables= @save_use_stat_tables;
#
# End of 10.4 tests
#
#
# Clean up
#
set @@global.histogram_size=@save_histogram_size;
set optimizer_switch=@save_optimizer_switch_for_selectivity_test;
SET SESSION STORAGE_ENGINE=DEFAULT;
Warnings:
Warning 1287 '@@storage_engine' is deprecated and will be removed in a future release. Please use '@@default_storage_engine' instead
mysql-test/main/selectivity_innodb_notembedded.test 0 → 100644
View file @ 749c5129
--source include/have_innodb.inc
# This test is slow on buildbot.
--source include/big_test.inc
--source include/default_optimizer_switch.inc
--source include/not_embedded.inc
SET SESSION STORAGE_ENGINE='InnoDB';
set @save_optimizer_switch_for_selectivity_test=@@optimizer_switch;
set optimizer_switch='extended_keys=on';
--source selectivity_notembedded.test
set optimizer_switch=@save_optimizer_switch_for_selectivity_test;
SET SESSION STORAGE_ENGINE=DEFAULT;
mysql-test/main/selectivity_notembedded.result 0 → 100644
View file @ 749c5129
drop table if exists t0,t1,t2,t3;
select @@global.use_stat_tables;
@@global.use_stat_tables
COMPLEMENTARY
select @@session.use_stat_tables;
@@session.use_stat_tables
COMPLEMENTARY
set @save_use_stat_tables=@@use_stat_tables;
set use_stat_tables='preferably';
set @save_optimizer_use_condition_selectivity=@@optimizer_use_condition_selectivity;
set @save_histogram_size=@@histogram_size;
set @save_histogram_type=@@histogram_type;
set join_cache_level=2;
set @@global.histogram_size=0,@@local.histogram_size=0;
set histogram_type='single_prec_hb';
set optimizer_use_condition_selectivity=3;
#
# MDEV-31067: selectivity_from_histogram >1.0 for a DOUBLE_PREC_HB histogram
#
create table t0(a int);
insert into t0 select 1 from seq_1_to_78;
create table t1(a int);
insert into t1 select 1 from seq_1_to_26;
create table t10 (a int);
insert into t10 select 0 from t0, seq_1_to_4;
insert into t10 select 8693 from t1;
insert into t10 select 8694 from t1;
insert into t10 select 8695 from t1;
insert into t10 select 34783 from t1;
insert into t10 select 34784 from t1;
insert into t10 select 34785 from t1;
insert into t10 select 34785 from t0, seq_1_to_8;
insert into t10 select 65214 from t1;
insert into t10 select 65215 from t1;
insert into t10 select 65216 from t1;
insert into t10 select 65216 from t0, seq_1_to_52;
insert into t10 select 65217 from t1;
insert into t10 select 65218 from t1;
insert into t10 select 65219 from t1;
insert into t10 select 65219 from t0;
insert into t10 select 73913 from t1;
insert into t10 select 73914 from t1;
insert into t10 select 73915 from t1;
insert into t10 select 73915 from t0, seq_1_to_40;
insert into t10 select 78257 from t1;
insert into t10 select 78258 from t1;
insert into t10 select 78259 from t1;
insert into t10 select 91300 from t1;
insert into t10 select 91301 from t1;
insert into t10 select 91302 from t1;
insert into t10 select 91302 from t0, seq_1_to_6;
insert into t10 select 91303 from t1;
insert into t10 select 91304 from t1;
insert into t10 select 91305 from t1;
insert into t10 select 91305 from t0, seq_1_to_8;
insert into t10 select 99998 from t1;
insert into t10 select 99999 from t1;
insert into t10 select 100000 from t1;
set use_stat_tables=preferably;
analyze table t10 persistent for all;
Table Op Msg_type Msg_text
test.t10 analyze status Engine-independent statistics collected
test.t10 analyze status OK
flush tables;
set @tmp=@@optimizer_trace;
set optimizer_trace=1;
explain select * from t10 where a in (91303);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t10 ALL NULL NULL NULL NULL 9984 Using where
# Must have selectivity_from_histogram <= 1.0:
select json_detailed(json_extract(trace, '$**.selectivity_for_columns')) as sel
from information_schema.optimizer_trace;
sel
[
[
{
"column_name": "a",
"ranges":
["91303 <= a <= 91303"],
"selectivity_from_histogram": 0.035714283
}
]
]
set optimizer_trace=@tmp;
drop table t0,t1,t10;
set optimizer_use_condition_selectivity= @save_optimizer_use_condition_selectivity;
set histogram_size=@save_histogram_size;
set use_stat_tables= @save_use_stat_tables;
#
# End of 10.4 tests
#
#
# Clean up
#
set @@global.histogram_size=@save_histogram_size;
mysql-test/main/selectivity_notembedded.test 0 → 100644
View file @ 749c5129
--source include/no_valgrind_without_big.inc
--source include/have_stat_tables.inc
--source include/have_sequence.inc
--source include/default_charset.inc
--source include/not_embedded.inc
--disable_warnings
drop table if exists t0,t1,t2,t3;
--enable_warnings
select @@global.use_stat_tables;
select @@session.use_stat_tables;
set @save_use_stat_tables=@@use_stat_tables;
set use_stat_tables='preferably';
--source include/default_optimizer_switch.inc
set @save_optimizer_use_condition_selectivity=@@optimizer_use_condition_selectivity;
set @save_histogram_size=@@histogram_size;
set @save_histogram_type=@@histogram_type;
set join_cache_level=2;
set @@global.histogram_size=0,@@local.histogram_size=0;
set histogram_type='single_prec_hb';
# check that statistics on nulls is used
set optimizer_use_condition_selectivity=3;
--echo #
--echo # MDEV-31067: selectivity_from_histogram >1.0 for a DOUBLE_PREC_HB histogram
--echo #
create table t0(a int); # This holds how many rows we hold in a bucket.
insert into t0 select 1 from seq_1_to_78;
create table t1(a int); # one-third of a bucket
insert into t1 select 1 from seq_1_to_26;
create table t10 (a int);
insert into t10 select 0 from t0, seq_1_to_4;
insert into t10 select 8693 from t1;
insert into t10 select 8694 from t1;
insert into t10 select 8695 from t1;
insert into t10 select 34783 from t1;
insert into t10 select 34784 from t1;
insert into t10 select 34785 from t1;
insert into t10 select 34785 from t0, seq_1_to_8;
insert into t10 select 65214 from t1;
insert into t10 select 65215 from t1;
insert into t10 select 65216 from t1;
insert into t10 select 65216 from t0, seq_1_to_52;
insert into t10 select 65217 from t1;
insert into t10 select 65218 from t1;
insert into t10 select 65219 from t1;
insert into t10 select 65219 from t0;
insert into t10 select 73913 from t1;
insert into t10 select 73914 from t1;
insert into t10 select 73915 from t1;
insert into t10 select 73915 from t0, seq_1_to_40;
insert into t10 select 78257 from t1;
insert into t10 select 78258 from t1;
insert into t10 select 78259 from t1;
insert into t10 select 91300 from t1;
insert into t10 select 91301 from t1;
insert into t10 select 91302 from t1;
insert into t10 select 91302 from t0, seq_1_to_6;
insert into t10 select 91303 from t1; # Only 1/3rd of bucket matches the search tuple
insert into t10 select 91304 from t1;
insert into t10 select 91305 from t1;
insert into t10 select 91305 from t0, seq_1_to_8;
insert into t10 select 99998 from t1;
insert into t10 select 99999 from t1;
insert into t10 select 100000 from t1;
set use_stat_tables=preferably;
analyze table t10 persistent for all;
flush tables;
set @tmp=@@optimizer_trace;
set optimizer_trace=1;
explain select * from t10 where a in (91303);
--echo # Must have selectivity_from_histogram <= 1.0:
select json_detailed(json_extract(trace, '$**.selectivity_for_columns')) as sel
from information_schema.optimizer_trace;
set optimizer_trace=@tmp;
drop table t0,t1,t10;
set optimizer_use_condition_selectivity= @save_optimizer_use_condition_selectivity;
set histogram_size=@save_histogram_size;
set use_stat_tables= @save_use_stat_tables;
--echo #
--echo # End of 10.4 tests
--echo #
--echo #
--echo # Clean up
--echo #
--source include/restore_charset.inc
set @@global.histogram_size=@save_histogram_size;
sql/item_subselect.cc
View file @ 749c5129
......@@ -4575,6 +4575,12 @@ void subselect_uniquesubquery_engine::print(String *str,
{
str->append(STRING_WITH_LEN("<primary_index_lookup>("));
tab->ref.items[0]->print(str, query_type);
if (!tab->table)
{
// table is not opened so unknown
str->append(')');
return;
}
str->append(STRING_WITH_LEN(" in "));
if (tab->table->s->table_category == TABLE_CATEGORY_TEMPORARY)
{
......
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