| ARIA_LOG_FILE_SIZE |
NULL
|
1073741824 |
COMPILE-TIME |
1073741824 |
GLOBAL |
INT UNSIGNED |
Limit for transaction log size |
8388608 |
4294967295 |
8192 |
NULL
|
NO |
REQUIRED |
| BINLOG_FILE_CACHE_SIZE |
NULL
|
16384 |
COMPILE-TIME |
16384 |
GLOBAL |
BIGINT UNSIGNED |
The size of file cache for the binary log |
8192 |
18446744073709551615 |
4096 |
NULL
|
NO |
REQUIRED |
| MAX_SESSION_MEM_USED |
9223372036854775807 |
9223372036854775807 |
COMPILE-TIME |
9223372036854775807 |
SESSION |
BIGINT UNSIGNED |
Amount of memory a single user session is allowed ... |
8192 |
18446744073709551615 |
1 |
NULL
|
NO |
REQUIRED |
| READ_BUFFER_SIZE |
262144 |
262144 |
CONFIG |
131072 |
SESSION |
INT UNSIGNED |
Each thread that does a sequential scan allocates ... |
8192 |
2147483647 |
4096 |
NULL
|
NO |
REQUIRED |
| MRR_BUFFER_SIZE |
262144 |
262144 |
COMPILE-TIME |
262144 |
SESSION |
INT UNSIGNED |
Size of buffer to use when using MRR with range ac... |
8192 |
2147483647 |
1 |
NULL
|
NO |
REQUIRED |
| MYISAM_MMAP_SIZE |
NULL
|
18446744073709551615 |
COMPILE-TIME |
18446744073709551615 |
GLOBAL |
BIGINT UNSIGNED |
Restricts the total memory used for memory mapping... |
7 |
18446744073709551615 |
1 |
NULL
|
YES |
REQUIRED |
| INNODB_SORT_BUFFER_SIZE |
NULL
|
1048576 |
COMPILE-TIME |
1048576 |
GLOBAL |
INT UNSIGNED |
Memory buffer size for index creation |
65536 |
67108864 |
0 |
NULL
|
YES |
REQUIRED |
| INNODB_ONLINE_ALTER_LOG_MAX_SIZE |
NULL
|
134217728 |
COMPILE-TIME |
134217728 |
GLOBAL |
BIGINT UNSIGNED |
Maximum modification log file size for online inde... |
65536 |
18446744073709551615 |
0 |
NULL
|
NO |
REQUIRED |
| MAX_SORT_LENGTH |
1024 |
1024 |
COMPILE-TIME |
1024 |
SESSION |
INT UNSIGNED |
The number of bytes to use when sorting BLOB or TE... |
64 |
8388608 |
1 |
NULL
|
NO |
REQUIRED |
| INNODB_LOG_WRITE_AHEAD_SIZE |
NULL
|
8192 |
COMPILE-TIME |
8192 |
GLOBAL |
INT UNSIGNED |
Redo log write ahead unit size to avoid read-on-wr... |
512 |
16384 |
512 |
NULL
|
NO |
REQUIRED |
| KEY_CACHE_BLOCK_SIZE |
NULL
|
1024 |
COMPILE-TIME |
1024 |
GLOBAL |
BIGINT UNSIGNED |
The default size of key cache blocks |
512 |
16384 |
512 |
NULL
|
NO |
REQUIRED |
| INNODB_OLD_BLOCKS_PCT |
NULL
|
37 |
COMPILE-TIME |
37 |
GLOBAL |
INT UNSIGNED |
Percentage of the buffer pool to reserve for 'old'... |
5 |
95 |
0 |
NULL
|
NO |
REQUIRED |
| RANGE_ALLOC_BLOCK_SIZE |
4096 |
4096 |
COMPILE-TIME |
4096 |
SESSION |
INT UNSIGNED |
Allocation block size for storing ranges during op... |
4096 |
4294967295 |
1024 |
NULL
|
NO |
REQUIRED |
| BINLOG_STMT_CACHE_SIZE |
NULL
|
32768 |
COMPILE-TIME |
32768 |
GLOBAL |
BIGINT UNSIGNED |
The size of the statement cache for updates to non... |
4096 |
18446744073709551615 |
4096 |
NULL
|
NO |
REQUIRED |
| MAX_BINLOG_SIZE |
NULL
|
1073741824 |
COMPILE-TIME |
1073741824 |
GLOBAL |
INT UNSIGNED |
Binary log will be rotated automatically when the ... |
4096 |
1073741824 |
4096 |
NULL
|
NO |
REQUIRED |
| MAX_BINLOG_CACHE_SIZE |
NULL
|
18446744073709547520 |
COMPILE-TIME |
18446744073709547520 |
GLOBAL |
BIGINT UNSIGNED |
Sets the total size of the transactional cache |
4096 |
18446744073709551615 |
4096 |
NULL
|
NO |
REQUIRED |
| MAX_BINLOG_STMT_CACHE_SIZE |
NULL
|
18446744073709547520 |
COMPILE-TIME |
18446744073709547520 |
GLOBAL |
BIGINT UNSIGNED |
Sets the total size of the statement cache |
4096 |
18446744073709551615 |
4096 |
NULL
|
NO |
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 |
| ARIA_BLOCK_SIZE |
NULL
|
8192 |
COMPILE-TIME |
8192 |
GLOBAL |
INT UNSIGNED |
Block size to be used for Aria index pages. |
4096 |
32768 |
1024 |
NULL
|
YES |
REQUIRED |
| INNODB_PAGE_SIZE |
NULL
|
16384 |
COMPILE-TIME |
16384 |
GLOBAL |
INT UNSIGNED |
Page size to use for all InnoDB tablespaces. |
4096 |
65536 |
0 |
NULL
|
YES |
OPTIONAL |
| MAX_RELAY_LOG_SIZE |
1073741824 |
1073741824 |
AUTO |
1073741824 |
SESSION |
BIGINT UNSIGNED |
relay log will be rotated automatically when the s... |
4096 |
1073741824 |
4096 |
NULL
|
NO |
REQUIRED |
| MYISAM_SORT_BUFFER_SIZE |
8388608 |
8388608 |
CONFIG |
134216704 |
SESSION |
BIGINT UNSIGNED |
The buffer that is allocated when sorting the inde... |
4096 |
1152921504606846975 |
1 |
NULL
|
NO |
REQUIRED |
| TABLE_DEFINITION_CACHE |
NULL
|
400 |
AUTO |
400 |
GLOBAL |
INT UNSIGNED |
The number of cached table definitions |
400 |
2097152 |
1 |
NULL
|
NO |
REQUIRED |
| GROUP_CONCAT_MAX_LEN |
1048576 |
1048576 |
COMPILE-TIME |
1048576 |
SESSION |
INT UNSIGNED |
The maximum length of the result of function GROUP... |
4 |
4294967295 |
1 |
NULL
|
NO |
REQUIRED |
| MAX_LENGTH_FOR_SORT_DATA |
1024 |
1024 |
COMPILE-TIME |
1024 |
SESSION |
INT UNSIGNED |
Max number of bytes in sorted records |
4 |
8388608 |
1 |
NULL
|
NO |
REQUIRED |