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SELECT * FROM `SYSTEM_VARIABLES`

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VARIABLE_NAME	SESSION_VALUE	GLOBAL_VALUE	GLOBAL_VALUE_ORIGIN	DEFAULT_VALUE	VARIABLE_SCOPE	VARIABLE_TYPE	VARIABLE_COMMENT	NUMERIC_MIN_VALUE	NUMERIC_MAX_VALUE	NUMERIC_BLOCK_SIZE	ENUM_VALUE_LIST	READ_ONLY	COMMAND_LINE_ARGUMENT	GLOBAL_VALUE_PATH
SLAVE_SQL_VERIFY_CHECKSUM	NULL	ON	COMPILE-TIME	ON	GLOBAL	BOOLEAN	Force checksum verification of replication events ...	NULL	NULL	NULL	OFF,ON	NO	OPTIONAL	NULL
HAVE_GEOMETRY	NULL	YES	COMPILE-TIME	NULL	GLOBAL	VARCHAR	If the server supports spatial data types, will be...	NULL	NULL	NULL	NULL	YES	NULL	NULL
SQL_MODE	NO_ZERO_IN_DATE,NO_ZERO_DATE,NO_ENGINE_SUBSTITUTIO...	NO_ZERO_IN_DATE,NO_ZERO_DATE,NO_ENGINE_SUBSTITUTIO...	CONFIG	STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_...	SESSION	SET	Sets the sql mode	NULL	NULL	NULL	REAL_AS_FLOAT,PIPES_AS_CONCAT,ANSI_QUOTES,IGNORE_S...	NO	REQUIRED	C:\xampp\mysql\bin\my.ini
SYSTEM_VERSIONING_ALTER_HISTORY	ERROR	ERROR	COMPILE-TIME	ERROR	SESSION	ENUM	Versioning ALTER TABLE mode. ERROR: Fail ALTER wit...	NULL	NULL	NULL	ERROR,KEEP	NO	REQUIRED	NULL
INIT_FILE	NULL		COMPILE-TIME		GLOBAL	VARCHAR	Read SQL commands from this file at startup	NULL	NULL	NULL	NULL	YES	REQUIRED	NULL
PERFORMANCE_SCHEMA_EVENTS_WAITS_HISTORY_SIZE	NULL	-1	COMPILE-TIME	-1	GLOBAL	INT	Number of rows per thread in EVENTS_WAITS_HISTORY....	-1	1024	1	NULL	YES	REQUIRED	NULL
SKIP_NETWORKING	NULL	OFF	COMPILE-TIME	OFF	GLOBAL	BOOLEAN	Don't allow connection with TCP/IP	NULL	NULL	NULL	OFF,ON	YES	OPTIONAL	NULL
PERFORMANCE_SCHEMA_MAX_COND_CLASSES	NULL	90	COMPILE-TIME	90	GLOBAL	INT UNSIGNED	Maximum number of condition instruments.	0	256	1	NULL	YES	REQUIRED	NULL
ERROR_COUNT	0	NULL	COMPILE-TIME	NULL	SESSION ONLY	BIGINT UNSIGNED	The number of errors that resulted from the last s...	0	18446744073709551615	1	NULL	YES	NULL	NULL
PERFORMANCE_SCHEMA_MAX_COND_INSTANCES	NULL	-1	COMPILE-TIME	-1	GLOBAL	INT	Maximum number of instrumented condition objects. ...	-1	1048576	1	NULL	YES	REQUIRED	NULL
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	NULL
PERFORMANCE_SCHEMA_MAX_RWLOCK_INSTANCES	NULL	-1	COMPILE-TIME	-1	GLOBAL	INT	Maximum number of instrumented RWLOCK objects. Use...	-1	104857600	1	NULL	YES	REQUIRED	NULL
INNODB_ENCRYPT_TEMPORARY_TABLES	NULL	OFF	COMPILE-TIME	OFF	GLOBAL	BOOLEAN	Enrypt the temporary table data.	NULL	NULL	NULL	OFF,ON	YES	OPTIONAL	NULL
PERFORMANCE_SCHEMA_MAX_PREPARED_STATEMENTS_INSTANC...	NULL	-1	COMPILE-TIME	-1	GLOBAL	INT	Maximum number of instrumented prepared statements...	-1	1048576	1	NULL	YES	REQUIRED	NULL
QUERY_CACHE_TYPE	OFF	OFF	COMPILE-TIME	OFF	SESSION	ENUM	OFF = Don't cache or retrieve results. ON = Cache ...	NULL	NULL	NULL	OFF,ON,DEMAND	NO	REQUIRED	NULL
PERFORMANCE_SCHEMA_MAX_STATEMENT_STACK	NULL	10	COMPILE-TIME	10	GLOBAL	INT UNSIGNED	Number of rows per thread in EVENTS_STATEMENTS_CUR...	1	256	1	NULL	YES	REQUIRED	NULL
TMPDIR	NULL	C:/xampp/tmp	CONFIG		GLOBAL	VARCHAR	Path for temporary files. Several paths may be spe...	NULL	NULL	NULL	NULL	YES	REQUIRED	C:\xampp\mysql\bin\my.ini
PERFORMANCE_SCHEMA_MAX_MUTEX_INSTANCES	NULL	-1	COMPILE-TIME	-1	GLOBAL	INT	Maximum number of instrumented MUTEX objects. Use ...	-1	104857600	1	NULL	YES	REQUIRED	NULL
TABLE_DEFINITION_CACHE	NULL	400	AUTO	400	GLOBAL	INT UNSIGNED	The number of cached table definitions	400	2097152	1	NULL	NO	REQUIRED	NULL
KEY_BUFFER_SIZE	NULL	16777216	CONFIG	134217728	GLOBAL	BIGINT UNSIGNED	The size of the buffer used for index blocks for M...	0	18446744073709551615	4096	NULL	NO	REQUIRED	C:\xampp\mysql\bin\my.ini
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	NULL
THREAD_POOL_MAX_THREADS	NULL	500	AUTO	65536	GLOBAL	INT UNSIGNED	Maximum allowed number of worker threads in the th...	1	65536	1	NULL	NO	REQUIRED	NULL
SLOW_LAUNCH_TIME	NULL	2	COMPILE-TIME	2	GLOBAL	INT UNSIGNED	If creating the thread takes longer than this valu...	0	31536000	1	NULL	NO	REQUIRED	NULL
PERFORMANCE_SCHEMA_MAX_RWLOCK_CLASSES	NULL	50	COMPILE-TIME	50	GLOBAL	INT UNSIGNED	Maximum number of rwlock instruments.	0	256	1	NULL	YES	REQUIRED	NULL
LOG_SLOW_MAX_WARNINGS	10	10	COMPILE-TIME	10	SESSION	INT UNSIGNED	Max numbers of warnings printed to slow query log ...	0	1000	1	NULL	NO	REQUIRED	NULL

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