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Server: localhost »Database: information_schema »View: SYSTEM_VARIABLES
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Showing rows 0 - ... This view has at least this number of rows. Please refer to documentation. (Query took 0.0015 seconds.)
SELECT * FROM `SYSTEM_VARIABLES`
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VARIABLE_NAMESESSION_VALUEGLOBAL_VALUEGLOBAL_VALUE_ORIGINDEFAULT_VALUEVARIABLE_SCOPEVARIABLE_TYPEVARIABLE_COMMENTNUMERIC_MIN_VALUENUMERIC_MAX_VALUENUMERIC_BLOCK_SIZEENUM_VALUE_LISTREAD_ONLYCOMMAND_LINE_ARGUMENT
HAVE_GEOMETRY NULL YES COMPILE-TIME NULL GLOBAL VARCHAR If the server supports spatial data types, will be... NULL NULL NULL NULL YES NULL
REPLICATE_IGNORE_DB NULL COMPILE-TIME GLOBAL VARCHAR Tell the slave to restrict replication to updates ... NULL NULL NULL NULL NO NULL
SQL_MODE NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION COMPILE-TIME NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION SESSION SET Sets the sql mode NULL NULL NULL REAL_AS_FLOAT,PIPES_AS_CONCAT,ANSI_QUOTES,IGNORE_S... NO REQUIRED
PERFORMANCE_SCHEMA_EVENTS_WAITS_HISTORY_LONG_SIZE NULL -1 COMPILE-TIME -1 GLOBAL BIGINT Number of rows in EVENTS_WAITS_HISTORY_LONG. Use 0... -1 1048576 1 NULL YES REQUIRED
INNODB_LARGE_PREFIX NULL OFF COMPILE-TIME OFF GLOBAL BOOLEAN Support large index prefix length of REC_VERSION_5... NULL NULL NULL OFF,ON NO NONE
PERFORMANCE_SCHEMA_MAX_COND_CLASSES NULL 80 COMPILE-TIME 80 GLOBAL BIGINT UNSIGNED Maximum number of condition instruments. 0 256 1 NULL YES REQUIRED
CONCURRENT_INSERT NULL AUTO COMPILE-TIME AUTO GLOBAL ENUM Use concurrent insert with MyISAM NULL NULL NULL NEVER,AUTO,ALWAYS NO OPTIONAL
PERFORMANCE_SCHEMA_MAX_COND_INSTANCES NULL -1 COMPILE-TIME -1 GLOBAL BIGINT Maximum number of instrumented condition objects. ... -1 1048576 1 NULL YES REQUIRED
LOG_SLOW_FILTER admin,filesort,filesort_on_disk,full_join,full_sca... admin,filesort,filesort_on_disk,full_join,full_sca... COMPILE-TIME admin,filesort,filesort_on_disk,full_join,full_sca... SESSION SET Log only certain types of queries NULL NULL NULL admin,filesort,filesort_on_disk,full_join,full_sca... NO REQUIRED
PERFORMANCE_SCHEMA_MAX_RWLOCK_CLASSES NULL 40 COMPILE-TIME 40 GLOBAL BIGINT UNSIGNED Maximum number of rwlock instruments. 0 256 1 NULL YES REQUIRED
INNODB_FLUSH_LOG_AT_TIMEOUT NULL 1 COMPILE-TIME 1 GLOBAL INT UNSIGNED Write and flush logs every (n) second. 0 2700 0 NULL NO OPTIONAL
MAX_HEAP_TABLE_SIZE 16777216 16777216 COMPILE-TIME 16777216 SESSION BIGINT UNSIGNED Don't allow creation of heap tables bigger than th... 16384 18446744073709551615 1024 NULL NO REQUIRED
INNODB_DATA_FILE_PATH NULL ibdata1:10M:autoextend CONFIG GLOBAL VARCHAR Path to individual files and their sizes. NULL NULL NULL NULL YES REQUIRED
INNODB_STATS_ON_METADATA NULL OFF COMPILE-TIME OFF GLOBAL BOOLEAN Enable statistics gathering for metadata commands ... NULL NULL NULL OFF,ON NO OPTIONAL
INNODB_VERSION NULL 5.6.42-84.2 COMPILE-TIME NULL GLOBAL VARCHAR Percona-InnoDB-plugin version NULL NULL NULL NULL YES NULL
PERFORMANCE_SCHEMA_MAX_MUTEX_INSTANCES NULL -1 COMPILE-TIME -1 GLOBAL BIGINT Maximum number of instrumented MUTEX objects. Use ... -1 104857600 1 NULL YES REQUIRED
PSEUDO_THREAD_ID 16078 NULL COMPILE-TIME 0 SESSION ONLY BIGINT UNSIGNED This variable is for internal server use 0 18446744073709551615 1 NULL NO NULL
PERFORMANCE_SCHEMA_MAX_RWLOCK_INSTANCES NULL -1 COMPILE-TIME -1 GLOBAL BIGINT Maximum number of instrumented RWLOCK objects. Use... -1 104857600 1 NULL YES REQUIRED
MYISAM_REPAIR_THREADS 1 1 COMPILE-TIME 1 SESSION BIGINT UNSIGNED If larger than 1, when repairing a MyISAM table al... 1 18446744073709551615 1 NULL NO REQUIRED
PERFORMANCE_SCHEMA_MAX_MUTEX_CLASSES NULL 200 COMPILE-TIME 200 GLOBAL BIGINT UNSIGNED Maximum number of mutex instruments. 0 256 1 NULL YES REQUIRED
INNODB_STATS_TRANSIENT_SAMPLE_PAGES NULL 8 COMPILE-TIME 8 GLOBAL BIGINT UNSIGNED The number of leaf index pages to sample when calc... 1 18446744073709551615 0 NULL NO REQUIRED
EXTERNAL_USER NULL COMPILE-TIME NULL SESSION ONLY VARCHAR The external user account used when logging in NULL NULL NULL NULL YES NULL
SLOW_LAUNCH_TIME NULL 2 COMPILE-TIME 2 GLOBAL BIGINT UNSIGNED If creating the thread takes longer than this valu... 0 31536000 1 NULL NO REQUIRED
PERFORMANCE_SCHEMA_ACCOUNTS_SIZE NULL -1 COMPILE-TIME -1 GLOBAL BIGINT Maximum number of instrumented user@host accounts.... -1 1048576 1 NULL YES REQUIRED
BINLOG_CACHE_SIZE NULL 32768 COMPILE-TIME 32768 GLOBAL BIGINT UNSIGNED The size of the transactional cache for updates to... 4096 18446744073709551615 4096 NULL NO REQUIRED

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