VARIABLE_COMMENT If this is not 0, then mysqld will use this value to reserve file descriptors to use with setrlimit(). If this value is 0 or autoset then mysqld will reserve max_connections*5 or max_connections + table_cache*2 (whichever is larger) number of file descriptors
VARIABLE_COMMENT If this is not 0, then mysqld will use this value to reserve file descriptors to use with setrlimit(). If this value is 0 or autoset then mysqld will reserve max_connections*5 or max_connections + table_cache*2 (whichever is larger) number of file descriptors
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 4294967295
NUMERIC_MAX_VALUE 4294967295
@@ -2404,7 +2404,7 @@ READ_ONLY YES
@@ -2404,10 +2404,10 @@
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME OPTIMIZER_MAX_SEL_ARG_WEIGHT
VARIABLE_SCOPE SESSION
-VARIABLE_TYPE BIGINT UNSIGNED
+VARIABLE_TYPE INT UNSIGNED
VARIABLE_COMMENT The maximum weight of the SEL_ARG graph. Set to 0 for no limit
NUMERIC_MIN_VALUE 0
-NUMERIC_MAX_VALUE 18446744073709551615
+NUMERIC_MAX_VALUE 4294967295
NUMERIC_BLOCK_SIZE 1
ENUM_VALUE_LIST NULL
READ_ONLY NO
@@ -2414,7 +2414,7 @@ READ_ONLY YES
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME OPTIMIZER_PRUNE_LEVEL
VARIABLE_NAME OPTIMIZER_PRUNE_LEVEL
VARIABLE_SCOPE SESSION
VARIABLE_SCOPE SESSION
...
@@ -743,7 +756,7 @@
...
@@ -743,7 +756,7 @@
VARIABLE_COMMENT Controls the heuristic(s) applied during query optimization to prune less-promising partial plans from the optimizer search space. Meaning: 0 - do not apply any heuristic, thus perform exhaustive search; 1 - prune plans based on number of retrieved rows
VARIABLE_COMMENT Controls the heuristic(s) applied during query optimization to prune less-promising partial plans from the optimizer search space. Meaning: 0 - do not apply any heuristic, thus perform exhaustive search; 1 - prune plans based on number of retrieved rows
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 1
NUMERIC_MAX_VALUE 1
@@ -2414,7 +2414,7 @@ READ_ONLY NO
@@ -2424,7 +2424,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME OPTIMIZER_SEARCH_DEPTH
VARIABLE_NAME OPTIMIZER_SEARCH_DEPTH
VARIABLE_SCOPE SESSION
VARIABLE_SCOPE SESSION
...
@@ -752,7 +765,7 @@
...
@@ -752,7 +765,7 @@
VARIABLE_COMMENT Maximum depth of search performed by the query optimizer. Values larger than the number of relations in a query result in better query plans, but take longer to compile a query. Values smaller than the number of tables in a relation result in faster optimization, but may produce very bad query plans. If set to 0, the system will automatically pick a reasonable value.
VARIABLE_COMMENT Maximum depth of search performed by the query optimizer. Values larger than the number of relations in a query result in better query plans, but take longer to compile a query. Values smaller than the number of tables in a relation result in faster optimization, but may produce very bad query plans. If set to 0, the system will automatically pick a reasonable value.
VARIABLE_COMMENT Controls number of record samples to check condition selectivity
VARIABLE_COMMENT Controls number of record samples to check condition selectivity
NUMERIC_MIN_VALUE 10
NUMERIC_MIN_VALUE 10
NUMERIC_MAX_VALUE 4294967295
NUMERIC_MAX_VALUE 4294967295
@@ -2454,17 +2454,17 @@ READ_ONLY NO
@@ -2464,17 +2464,17 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME OPTIMIZER_TRACE_MAX_MEM_SIZE
VARIABLE_NAME OPTIMIZER_TRACE_MAX_MEM_SIZE
VARIABLE_SCOPE SESSION
VARIABLE_SCOPE SESSION
...
@@ -782,7 +795,7 @@
...
@@ -782,7 +795,7 @@
VARIABLE_COMMENT Controls selectivity of which conditions the optimizer takes into account to calculate cardinality of a partial join when it searches for the best execution plan Meaning: 1 - use selectivity of index backed range conditions to calculate the cardinality of a partial join if the last joined table is accessed by full table scan or an index scan, 2 - use selectivity of index backed range conditions to calculate the cardinality of a partial join in any case, 3 - additionally always use selectivity of range conditions that are not backed by any index to calculate the cardinality of a partial join, 4 - use histograms to calculate selectivity of range conditions that are not backed by any index to calculate the cardinality of a partial join.5 - additionally use selectivity of certain non-range predicates calculated on record samples
VARIABLE_COMMENT Controls selectivity of which conditions the optimizer takes into account to calculate cardinality of a partial join when it searches for the best execution plan Meaning: 1 - use selectivity of index backed range conditions to calculate the cardinality of a partial join if the last joined table is accessed by full table scan or an index scan, 2 - use selectivity of index backed range conditions to calculate the cardinality of a partial join in any case, 3 - additionally always use selectivity of range conditions that are not backed by any index to calculate the cardinality of a partial join, 4 - use histograms to calculate selectivity of range conditions that are not backed by any index to calculate the cardinality of a partial join.5 - additionally use selectivity of certain non-range predicates calculated on record samples
NUMERIC_MIN_VALUE 1
NUMERIC_MIN_VALUE 1
NUMERIC_MAX_VALUE 5
NUMERIC_MAX_VALUE 5
@@ -2484,7 +2484,7 @@ READ_ONLY YES
@@ -2494,7 +2494,7 @@ READ_ONLY YES
COMMAND_LINE_ARGUMENT OPTIONAL
COMMAND_LINE_ARGUMENT OPTIONAL
VARIABLE_NAME PERFORMANCE_SCHEMA_ACCOUNTS_SIZE
VARIABLE_NAME PERFORMANCE_SCHEMA_ACCOUNTS_SIZE
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -791,7 +804,7 @@
...
@@ -791,7 +804,7 @@
VARIABLE_COMMENT Maximum number of instrumented user@host accounts. Use 0 to disable, -1 for automated sizing.
VARIABLE_COMMENT Maximum number of instrumented user@host accounts. Use 0 to disable, -1 for automated sizing.
NUMERIC_MIN_VALUE -1
NUMERIC_MIN_VALUE -1
NUMERIC_MAX_VALUE 1048576
NUMERIC_MAX_VALUE 1048576
@@ -2494,7 +2494,7 @@ READ_ONLY YES
@@ -2504,7 +2504,7 @@ READ_ONLY YES
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME PERFORMANCE_SCHEMA_DIGESTS_SIZE
VARIABLE_NAME PERFORMANCE_SCHEMA_DIGESTS_SIZE
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -809,7 +822,7 @@
...
@@ -809,7 +822,7 @@
VARIABLE_COMMENT Number of rows in EVENTS_STAGES_HISTORY_LONG. Use 0 to disable, -1 for automated sizing.
VARIABLE_COMMENT Number of rows in EVENTS_STAGES_HISTORY_LONG. Use 0 to disable, -1 for automated sizing.
VARIABLE_COMMENT Maximum number of rows in SETUP_OBJECTS.
VARIABLE_COMMENT Maximum number of rows in SETUP_OBJECTS.
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 1048576
NUMERIC_MAX_VALUE 1048576
@@ -2784,7 +2784,7 @@ READ_ONLY YES
@@ -2794,7 +2794,7 @@ READ_ONLY YES
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME PERFORMANCE_SCHEMA_USERS_SIZE
VARIABLE_NAME PERFORMANCE_SCHEMA_USERS_SIZE
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1061,7 +1074,7 @@
...
@@ -1061,7 +1074,7 @@
VARIABLE_COMMENT Maximum number of instrumented users. Use 0 to disable, -1 for automated sizing.
VARIABLE_COMMENT Maximum number of instrumented users. Use 0 to disable, -1 for automated sizing.
NUMERIC_MIN_VALUE -1
NUMERIC_MIN_VALUE -1
NUMERIC_MAX_VALUE 1048576
NUMERIC_MAX_VALUE 1048576
@@ -2834,7 +2834,7 @@ READ_ONLY YES
@@ -2844,7 +2844,7 @@ READ_ONLY YES
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME PRELOAD_BUFFER_SIZE
VARIABLE_NAME PRELOAD_BUFFER_SIZE
VARIABLE_SCOPE SESSION
VARIABLE_SCOPE SESSION
...
@@ -1070,7 +1083,7 @@
...
@@ -1070,7 +1083,7 @@
VARIABLE_COMMENT The size of the buffer that is allocated when preloading indexes
VARIABLE_COMMENT The size of the buffer that is allocated when preloading indexes
NUMERIC_MIN_VALUE 1024
NUMERIC_MIN_VALUE 1024
NUMERIC_MAX_VALUE 1073741824
NUMERIC_MAX_VALUE 1073741824
@@ -2854,7 +2854,7 @@ READ_ONLY NO
@@ -2864,7 +2864,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT NULL
COMMAND_LINE_ARGUMENT NULL
VARIABLE_NAME PROFILING_HISTORY_SIZE
VARIABLE_NAME PROFILING_HISTORY_SIZE
VARIABLE_SCOPE SESSION
VARIABLE_SCOPE SESSION
...
@@ -1079,7 +1092,7 @@
...
@@ -1079,7 +1092,7 @@
VARIABLE_COMMENT Number of statements about which profiling information is maintained. If set to 0, no profiles are stored. See SHOW PROFILES.
VARIABLE_COMMENT Number of statements about which profiling information is maintained. If set to 0, no profiles are stored. See SHOW PROFILES.
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 100
NUMERIC_MAX_VALUE 100
@@ -2864,7 +2864,7 @@ READ_ONLY NO
@@ -2874,7 +2874,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME PROGRESS_REPORT_TIME
VARIABLE_NAME PROGRESS_REPORT_TIME
VARIABLE_SCOPE SESSION
VARIABLE_SCOPE SESSION
...
@@ -1088,7 +1101,7 @@
...
@@ -1088,7 +1101,7 @@
VARIABLE_COMMENT Seconds between sending progress reports to the client for time-consuming statements. Set to 0 to disable progress reporting.
VARIABLE_COMMENT Seconds between sending progress reports to the client for time-consuming statements. Set to 0 to disable progress reporting.
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 4294967295
NUMERIC_MAX_VALUE 4294967295
@@ -2924,7 +2924,7 @@ READ_ONLY NO
@@ -2934,7 +2934,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT NULL
COMMAND_LINE_ARGUMENT NULL
VARIABLE_NAME QUERY_ALLOC_BLOCK_SIZE
VARIABLE_NAME QUERY_ALLOC_BLOCK_SIZE
VARIABLE_SCOPE SESSION
VARIABLE_SCOPE SESSION
...
@@ -1097,7 +1110,7 @@
...
@@ -1097,7 +1110,7 @@
VARIABLE_COMMENT Allocation block size for query parsing and execution
VARIABLE_COMMENT Allocation block size for query parsing and execution
NUMERIC_MIN_VALUE 1024
NUMERIC_MIN_VALUE 1024
NUMERIC_MAX_VALUE 4294967295
NUMERIC_MAX_VALUE 4294967295
@@ -2934,7 +2934,7 @@ READ_ONLY NO
@@ -2944,7 +2944,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME QUERY_CACHE_LIMIT
VARIABLE_NAME QUERY_CACHE_LIMIT
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1106,7 +1119,7 @@
...
@@ -1106,7 +1119,7 @@
VARIABLE_COMMENT Don't cache results that are bigger than this
VARIABLE_COMMENT Don't cache results that are bigger than this
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 4294967295
NUMERIC_MAX_VALUE 4294967295
@@ -2944,7 +2944,7 @@ READ_ONLY NO
@@ -2954,7 +2954,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME QUERY_CACHE_MIN_RES_UNIT
VARIABLE_NAME QUERY_CACHE_MIN_RES_UNIT
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1115,7 +1128,7 @@
...
@@ -1115,7 +1128,7 @@
VARIABLE_COMMENT The minimum size for blocks allocated by the query cache
VARIABLE_COMMENT The minimum size for blocks allocated by the query cache
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 4294967295
NUMERIC_MAX_VALUE 4294967295
@@ -2957,7 +2957,7 @@ VARIABLE_SCOPE GLOBAL
@@ -2967,7 +2967,7 @@ VARIABLE_SCOPE GLOBAL
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_COMMENT The memory allocated to store results from old queries
VARIABLE_COMMENT The memory allocated to store results from old queries
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
...
@@ -1124,7 +1137,7 @@
...
@@ -1124,7 +1137,7 @@
NUMERIC_BLOCK_SIZE 1024
NUMERIC_BLOCK_SIZE 1024
ENUM_VALUE_LIST NULL
ENUM_VALUE_LIST NULL
READ_ONLY NO
READ_ONLY NO
@@ -2994,7 +2994,7 @@ READ_ONLY NO
@@ -3004,7 +3004,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT OPTIONAL
COMMAND_LINE_ARGUMENT OPTIONAL
VARIABLE_NAME QUERY_PREALLOC_SIZE
VARIABLE_NAME QUERY_PREALLOC_SIZE
VARIABLE_SCOPE SESSION
VARIABLE_SCOPE SESSION
...
@@ -1133,7 +1146,7 @@
...
@@ -1133,7 +1146,7 @@
VARIABLE_COMMENT Persistent buffer for query parsing and execution
VARIABLE_COMMENT Persistent buffer for query parsing and execution
NUMERIC_MIN_VALUE 1024
NUMERIC_MIN_VALUE 1024
NUMERIC_MAX_VALUE 4294967295
NUMERIC_MAX_VALUE 4294967295
@@ -3007,7 +3007,7 @@ VARIABLE_SCOPE SESSION ONLY
@@ -3017,7 +3017,7 @@ VARIABLE_SCOPE SESSION ONLY
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_COMMENT Sets the internal state of the RAND() generator for replication purposes
VARIABLE_COMMENT Sets the internal state of the RAND() generator for replication purposes
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
...
@@ -1142,7 +1155,7 @@
...
@@ -1142,7 +1155,7 @@
NUMERIC_BLOCK_SIZE 1
NUMERIC_BLOCK_SIZE 1
ENUM_VALUE_LIST NULL
ENUM_VALUE_LIST NULL
READ_ONLY NO
READ_ONLY NO
@@ -3017,14 +3017,14 @@ VARIABLE_SCOPE SESSION ONLY
@@ -3027,14 +3027,14 @@ VARIABLE_SCOPE SESSION ONLY
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_COMMENT Sets the internal state of the RAND() generator for replication purposes
VARIABLE_COMMENT Sets the internal state of the RAND() generator for replication purposes
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
...
@@ -1159,7 +1172,7 @@
...
@@ -1159,7 +1172,7 @@
VARIABLE_COMMENT Allocation block size for storing ranges during optimization
VARIABLE_COMMENT Allocation block size for storing ranges during optimization
NUMERIC_MIN_VALUE 4096
NUMERIC_MIN_VALUE 4096
NUMERIC_MAX_VALUE 4294967295
NUMERIC_MAX_VALUE 4294967295
@@ -3037,14 +3037,14 @@ VARIABLE_SCOPE GLOBAL
@@ -3047,14 +3047,14 @@ VARIABLE_SCOPE GLOBAL
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_COMMENT Maximum speed(KB/s) to read binlog from master (0 = no limit)
VARIABLE_COMMENT Maximum speed(KB/s) to read binlog from master (0 = no limit)
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
...
@@ -1176,7 +1189,7 @@
...
@@ -1176,7 +1189,7 @@
VARIABLE_COMMENT Each thread that does a sequential scan allocates a buffer of this size for each table it scans. If you do many sequential scans, you may want to increase this value
VARIABLE_COMMENT Each thread that does a sequential scan allocates a buffer of this size for each table it scans. If you do many sequential scans, you may want to increase this value
NUMERIC_MIN_VALUE 8192
NUMERIC_MIN_VALUE 8192
NUMERIC_MAX_VALUE 2147483647
NUMERIC_MAX_VALUE 2147483647
@@ -3064,7 +3064,7 @@ READ_ONLY NO
@@ -3074,7 +3074,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT OPTIONAL
COMMAND_LINE_ARGUMENT OPTIONAL
VARIABLE_NAME READ_RND_BUFFER_SIZE
VARIABLE_NAME READ_RND_BUFFER_SIZE
VARIABLE_SCOPE SESSION
VARIABLE_SCOPE SESSION
...
@@ -1185,7 +1198,7 @@
...
@@ -1185,7 +1198,7 @@
VARIABLE_COMMENT When reading rows in sorted order after a sort, the rows are read through this buffer to avoid a disk seeks
VARIABLE_COMMENT When reading rows in sorted order after a sort, the rows are read through this buffer to avoid a disk seeks
NUMERIC_MIN_VALUE 1
NUMERIC_MIN_VALUE 1
NUMERIC_MAX_VALUE 2147483647
NUMERIC_MAX_VALUE 2147483647
@@ -3264,10 +3264,10 @@ READ_ONLY YES
@@ -3274,10 +3274,10 @@ READ_ONLY YES
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME ROWID_MERGE_BUFF_SIZE
VARIABLE_NAME ROWID_MERGE_BUFF_SIZE
VARIABLE_SCOPE SESSION
VARIABLE_SCOPE SESSION
...
@@ -1198,7 +1211,7 @@
...
@@ -1198,7 +1211,7 @@
NUMERIC_BLOCK_SIZE 1
NUMERIC_BLOCK_SIZE 1
ENUM_VALUE_LIST NULL
ENUM_VALUE_LIST NULL
READ_ONLY NO
READ_ONLY NO
@@ -3284,20 +3284,20 @@ READ_ONLY NO
@@ -3294,20 +3294,20 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT OPTIONAL
COMMAND_LINE_ARGUMENT OPTIONAL
VARIABLE_NAME RPL_SEMI_SYNC_MASTER_TIMEOUT
VARIABLE_NAME RPL_SEMI_SYNC_MASTER_TIMEOUT
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1223,7 +1236,7 @@
...
@@ -1223,7 +1236,7 @@
NUMERIC_BLOCK_SIZE 1
NUMERIC_BLOCK_SIZE 1
ENUM_VALUE_LIST NULL
ENUM_VALUE_LIST NULL
READ_ONLY NO
READ_ONLY NO
@@ -3354,10 +3354,10 @@ READ_ONLY NO
@@ -3364,10 +3364,10 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT OPTIONAL
COMMAND_LINE_ARGUMENT OPTIONAL
VARIABLE_NAME RPL_SEMI_SYNC_SLAVE_TRACE_LEVEL
VARIABLE_NAME RPL_SEMI_SYNC_SLAVE_TRACE_LEVEL
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1236,7 +1249,7 @@
...
@@ -1236,7 +1249,7 @@
NUMERIC_BLOCK_SIZE 1
NUMERIC_BLOCK_SIZE 1
ENUM_VALUE_LIST NULL
ENUM_VALUE_LIST NULL
READ_ONLY NO
READ_ONLY NO
@@ -3394,7 +3394,7 @@ READ_ONLY YES
@@ -3404,7 +3404,7 @@ READ_ONLY YES
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME SERVER_ID
VARIABLE_NAME SERVER_ID
VARIABLE_SCOPE SESSION
VARIABLE_SCOPE SESSION
...
@@ -1245,7 +1258,7 @@
...
@@ -1245,7 +1258,7 @@
VARIABLE_COMMENT Uniquely identifies the server instance in the community of replication partners
VARIABLE_COMMENT Uniquely identifies the server instance in the community of replication partners
NUMERIC_MIN_VALUE 1
NUMERIC_MIN_VALUE 1
NUMERIC_MAX_VALUE 4294967295
NUMERIC_MAX_VALUE 4294967295
@@ -3524,7 +3524,7 @@ READ_ONLY NO
@@ -3534,7 +3534,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME SLAVE_DOMAIN_PARALLEL_THREADS
VARIABLE_NAME SLAVE_DOMAIN_PARALLEL_THREADS
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1254,7 +1267,7 @@
...
@@ -1254,7 +1267,7 @@
VARIABLE_COMMENT Maximum number of parallel threads to use on slave for events in a single replication domain. When using multiple domains, this can be used to limit a single domain from grabbing all threads and thus stalling other domains. The default of 0 means to allow a domain to grab as many threads as it wants, up to the value of slave_parallel_threads.
VARIABLE_COMMENT Maximum number of parallel threads to use on slave for events in a single replication domain. When using multiple domains, this can be used to limit a single domain from grabbing all threads and thus stalling other domains. The default of 0 means to allow a domain to grab as many threads as it wants, up to the value of slave_parallel_threads.
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 16383
NUMERIC_MAX_VALUE 16383
@@ -3554,7 +3554,7 @@ READ_ONLY YES
@@ -3564,7 +3564,7 @@ READ_ONLY YES
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME SLAVE_MAX_ALLOWED_PACKET
VARIABLE_NAME SLAVE_MAX_ALLOWED_PACKET
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1263,7 +1276,7 @@
...
@@ -1263,7 +1276,7 @@
VARIABLE_COMMENT The maximum packet length to sent successfully from the master to slave.
VARIABLE_COMMENT The maximum packet length to sent successfully from the master to slave.
NUMERIC_MIN_VALUE 1024
NUMERIC_MIN_VALUE 1024
NUMERIC_MAX_VALUE 1073741824
NUMERIC_MAX_VALUE 1073741824
@@ -3574,7 +3574,7 @@ READ_ONLY NO
@@ -3584,7 +3584,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME SLAVE_PARALLEL_MAX_QUEUED
VARIABLE_NAME SLAVE_PARALLEL_MAX_QUEUED
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1272,7 +1285,7 @@
...
@@ -1272,7 +1285,7 @@
VARIABLE_COMMENT Limit on how much memory SQL threads should use per parallel replication thread when reading ahead in the relay log looking for opportunities for parallel replication. Only used when --slave-parallel-threads > 0.
VARIABLE_COMMENT Limit on how much memory SQL threads should use per parallel replication thread when reading ahead in the relay log looking for opportunities for parallel replication. Only used when --slave-parallel-threads > 0.
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 2147483647
NUMERIC_MAX_VALUE 2147483647
@@ -3594,7 +3594,7 @@ READ_ONLY NO
@@ -3604,7 +3604,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT NULL
COMMAND_LINE_ARGUMENT NULL
VARIABLE_NAME SLAVE_PARALLEL_THREADS
VARIABLE_NAME SLAVE_PARALLEL_THREADS
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1281,7 +1294,7 @@
...
@@ -1281,7 +1294,7 @@
VARIABLE_COMMENT If non-zero, number of threads to spawn to apply in parallel events on the slave that were group-committed on the master or were logged with GTID in different replication domains. Note that these threads are in addition to the IO and SQL threads, which are always created by a replication slave
VARIABLE_COMMENT If non-zero, number of threads to spawn to apply in parallel events on the slave that were group-committed on the master or were logged with GTID in different replication domains. Note that these threads are in addition to the IO and SQL threads, which are always created by a replication slave
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 16383
NUMERIC_MAX_VALUE 16383
@@ -3604,7 +3604,7 @@ READ_ONLY NO
@@ -3614,7 +3614,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME SLAVE_PARALLEL_WORKERS
VARIABLE_NAME SLAVE_PARALLEL_WORKERS
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1290,7 +1303,7 @@
...
@@ -1290,7 +1303,7 @@
VARIABLE_COMMENT Alias for slave_parallel_threads
VARIABLE_COMMENT Alias for slave_parallel_threads
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 16383
NUMERIC_MAX_VALUE 16383
@@ -3644,7 +3644,7 @@ READ_ONLY NO
@@ -3654,7 +3654,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT OPTIONAL
COMMAND_LINE_ARGUMENT OPTIONAL
VARIABLE_NAME SLAVE_TRANSACTION_RETRIES
VARIABLE_NAME SLAVE_TRANSACTION_RETRIES
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1299,7 +1312,7 @@
...
@@ -1299,7 +1312,7 @@
VARIABLE_COMMENT Number of times the slave SQL thread will retry a transaction in case it failed with a deadlock, elapsed lock wait timeout or listed in slave_transaction_retry_errors, before giving up and stopping
VARIABLE_COMMENT Number of times the slave SQL thread will retry a transaction in case it failed with a deadlock, elapsed lock wait timeout or listed in slave_transaction_retry_errors, before giving up and stopping
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 4294967295
NUMERIC_MAX_VALUE 4294967295
@@ -3664,7 +3664,7 @@ READ_ONLY YES
@@ -3674,7 +3674,7 @@ READ_ONLY YES
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME SLAVE_TRANSACTION_RETRY_INTERVAL
VARIABLE_NAME SLAVE_TRANSACTION_RETRY_INTERVAL
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1308,7 +1321,7 @@
...
@@ -1308,7 +1321,7 @@
VARIABLE_COMMENT Interval of the slave SQL thread will retry a transaction in case it failed with a deadlock or elapsed lock wait timeout or listed in slave_transaction_retry_errors
VARIABLE_COMMENT Interval of the slave SQL thread will retry a transaction in case it failed with a deadlock or elapsed lock wait timeout or listed in slave_transaction_retry_errors
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 3600
NUMERIC_MAX_VALUE 3600
@@ -3684,7 +3684,7 @@ READ_ONLY NO
@@ -3694,7 +3694,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME SLOW_LAUNCH_TIME
VARIABLE_NAME SLOW_LAUNCH_TIME
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1317,7 +1330,7 @@
...
@@ -1317,7 +1330,7 @@
VARIABLE_COMMENT If creating the thread takes longer than this value (in seconds), the Slow_launch_threads counter will be incremented
VARIABLE_COMMENT If creating the thread takes longer than this value (in seconds), the Slow_launch_threads counter will be incremented
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 31536000
NUMERIC_MAX_VALUE 31536000
@@ -3727,7 +3727,7 @@ VARIABLE_SCOPE SESSION
@@ -3737,7 +3737,7 @@ VARIABLE_SCOPE SESSION
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_COMMENT Each thread that needs to do a sort allocates a buffer of this size
VARIABLE_COMMENT Each thread that needs to do a sort allocates a buffer of this size
NUMERIC_MIN_VALUE 1024
NUMERIC_MIN_VALUE 1024
...
@@ -1326,7 +1339,7 @@
...
@@ -1326,7 +1339,7 @@
NUMERIC_BLOCK_SIZE 1
NUMERIC_BLOCK_SIZE 1
ENUM_VALUE_LIST NULL
ENUM_VALUE_LIST NULL
READ_ONLY NO
READ_ONLY NO
@@ -3944,7 +3944,7 @@ READ_ONLY NO
@@ -3954,7 +3954,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT NULL
COMMAND_LINE_ARGUMENT NULL
VARIABLE_NAME STORED_PROGRAM_CACHE
VARIABLE_NAME STORED_PROGRAM_CACHE
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1335,7 +1348,7 @@
...
@@ -1335,7 +1348,7 @@
VARIABLE_COMMENT The soft upper limit for number of cached stored routines for one connection.
VARIABLE_COMMENT The soft upper limit for number of cached stored routines for one connection.
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 524288
NUMERIC_MAX_VALUE 524288
@@ -4044,7 +4044,7 @@ READ_ONLY NO
@@ -4054,7 +4054,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT NULL
COMMAND_LINE_ARGUMENT NULL
VARIABLE_NAME TABLE_DEFINITION_CACHE
VARIABLE_NAME TABLE_DEFINITION_CACHE
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1344,7 +1357,7 @@
...
@@ -1344,7 +1357,7 @@
VARIABLE_COMMENT The number of cached table definitions
VARIABLE_COMMENT The number of cached table definitions
NUMERIC_MIN_VALUE 400
NUMERIC_MIN_VALUE 400
NUMERIC_MAX_VALUE 2097152
NUMERIC_MAX_VALUE 2097152
@@ -4054,7 +4054,7 @@ READ_ONLY NO
@@ -4064,7 +4064,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME TABLE_OPEN_CACHE
VARIABLE_NAME TABLE_OPEN_CACHE
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1353,7 +1366,7 @@
...
@@ -1353,7 +1366,7 @@
VARIABLE_COMMENT The number of cached open tables
VARIABLE_COMMENT The number of cached open tables
NUMERIC_MIN_VALUE 10
NUMERIC_MIN_VALUE 10
NUMERIC_MAX_VALUE 1048576
NUMERIC_MAX_VALUE 1048576
@@ -4114,7 +4114,7 @@ READ_ONLY NO
@@ -4124,7 +4124,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT OPTIONAL
COMMAND_LINE_ARGUMENT OPTIONAL
VARIABLE_NAME THREAD_CACHE_SIZE
VARIABLE_NAME THREAD_CACHE_SIZE
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1362,7 +1375,7 @@
...
@@ -1362,7 +1375,7 @@
VARIABLE_COMMENT How many threads we should keep in a cache for reuse. These are freed after 5 minutes of idle time
VARIABLE_COMMENT How many threads we should keep in a cache for reuse. These are freed after 5 minutes of idle time
NUMERIC_MIN_VALUE 0
NUMERIC_MIN_VALUE 0
NUMERIC_MAX_VALUE 16384
NUMERIC_MAX_VALUE 16384
@@ -4124,7 +4124,7 @@ READ_ONLY NO
@@ -4134,7 +4134,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME THREAD_CONCURRENCY
VARIABLE_NAME THREAD_CONCURRENCY
VARIABLE_SCOPE GLOBAL
VARIABLE_SCOPE GLOBAL
...
@@ -1371,7 +1384,7 @@
...
@@ -1371,7 +1384,7 @@
VARIABLE_COMMENT Permits the application to give the threads system a hint for the desired number of threads that should be run at the same time.This variable has no effect, and is deprecated. It will be removed in a future release.
VARIABLE_COMMENT Permits the application to give the threads system a hint for the desired number of threads that should be run at the same time.This variable has no effect, and is deprecated. It will be removed in a future release.
NUMERIC_MIN_VALUE 1
NUMERIC_MIN_VALUE 1
NUMERIC_MAX_VALUE 512
NUMERIC_MAX_VALUE 512
@@ -4287,7 +4287,7 @@ VARIABLE_SCOPE SESSION
@@ -4297,7 +4297,7 @@ VARIABLE_SCOPE SESSION
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_COMMENT Max size for data for an internal temporary on-disk MyISAM or Aria table.
VARIABLE_COMMENT Max size for data for an internal temporary on-disk MyISAM or Aria table.
NUMERIC_MIN_VALUE 1024
NUMERIC_MIN_VALUE 1024
...
@@ -1380,7 +1393,7 @@
...
@@ -1380,7 +1393,7 @@
NUMERIC_BLOCK_SIZE 1
NUMERIC_BLOCK_SIZE 1
ENUM_VALUE_LIST NULL
ENUM_VALUE_LIST NULL
READ_ONLY NO
READ_ONLY NO
@@ -4297,7 +4297,7 @@ VARIABLE_SCOPE SESSION
@@ -4307,7 +4307,7 @@ VARIABLE_SCOPE SESSION
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_COMMENT If an internal in-memory temporary table exceeds this size, MariaDB will automatically convert it to an on-disk MyISAM or Aria table. Same as tmp_table_size.
VARIABLE_COMMENT If an internal in-memory temporary table exceeds this size, MariaDB will automatically convert it to an on-disk MyISAM or Aria table. Same as tmp_table_size.
NUMERIC_MIN_VALUE 1024
NUMERIC_MIN_VALUE 1024
...
@@ -1389,7 +1402,7 @@
...
@@ -1389,7 +1402,7 @@
NUMERIC_BLOCK_SIZE 1
NUMERIC_BLOCK_SIZE 1
ENUM_VALUE_LIST NULL
ENUM_VALUE_LIST NULL
READ_ONLY NO
READ_ONLY NO
@@ -4307,14 +4307,14 @@ VARIABLE_SCOPE SESSION
@@ -4317,14 +4317,14 @@ VARIABLE_SCOPE SESSION
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_COMMENT Alias for tmp_memory_table_size. If an internal in-memory temporary table exceeds this size, MariaDB will automatically convert it to an on-disk MyISAM or Aria table.
VARIABLE_COMMENT Alias for tmp_memory_table_size. If an internal in-memory temporary table exceeds this size, MariaDB will automatically convert it to an on-disk MyISAM or Aria table.
NUMERIC_MIN_VALUE 1024
NUMERIC_MIN_VALUE 1024
...
@@ -1406,7 +1419,7 @@
...
@@ -1406,7 +1419,7 @@
VARIABLE_COMMENT Allocation block size for transactions to be stored in binary log
VARIABLE_COMMENT Allocation block size for transactions to be stored in binary log
NUMERIC_MIN_VALUE 1024
NUMERIC_MIN_VALUE 1024
NUMERIC_MAX_VALUE 134217728
NUMERIC_MAX_VALUE 134217728
@@ -4324,7 +4324,7 @@ READ_ONLY NO
@@ -4334,7 +4334,7 @@ READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME TRANSACTION_PREALLOC_SIZE
VARIABLE_NAME TRANSACTION_PREALLOC_SIZE
VARIABLE_SCOPE SESSION
VARIABLE_SCOPE SESSION
...
@@ -1415,7 +1428,7 @@
...
@@ -1415,7 +1428,7 @@
VARIABLE_COMMENT Persistent buffer for transactions to be stored in binary log
VARIABLE_COMMENT Persistent buffer for transactions to be stored in binary log
NUMERIC_MIN_VALUE 1024
NUMERIC_MIN_VALUE 1024
NUMERIC_MAX_VALUE 134217728
NUMERIC_MAX_VALUE 134217728
@@ -4464,7 +4464,7 @@ READ_ONLY YES
@@ -4474,7 +4474,7 @@ READ_ONLY YES
COMMAND_LINE_ARGUMENT NULL
COMMAND_LINE_ARGUMENT NULL
VARIABLE_NAME WAIT_TIMEOUT
VARIABLE_NAME WAIT_TIMEOUT
VARIABLE_SCOPE SESSION
VARIABLE_SCOPE SESSION
...
@@ -1424,7 +1437,7 @@
...
@@ -1424,7 +1437,7 @@
VARIABLE_COMMENT The number of seconds the server waits for activity on a connection before closing it
VARIABLE_COMMENT The number of seconds the server waits for activity on a connection before closing it