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MDEV-31473 Wrong information about innodb_checksum_algorithm in information_schema.SYSTEM_VARIABLES

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MYSQL_SYSVAR_ENUM(checksum_algorithm): Correct the documentation string.
Fixes up commit 7a4fbb55b0 (MDEV-25105).
This commit is contained in:
Marko Mäkelä
2023-08-14 13:36:17 +03:00
parent 0be4781428
commit e9723c2cbb
2 changed files with 3 additions and 17 deletions
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2
mysql-test/suite/sys_vars/r/sysvars_innodb.result
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@@ -276,7 +276,7 @@ SESSION_VALUE NULL
DEFAULT_VALUE full_crc32 DEFAULT_VALUE full_crc32
VARIABLE_SCOPE GLOBAL VARIABLE_SCOPE GLOBAL
VARIABLE_TYPE ENUM VARIABLE_TYPE ENUM
VARIABLE_COMMENT The algorithm InnoDB uses for page checksumming. Possible values are FULL_CRC32 for new files, always use CRC-32C; for old, see CRC32 below; STRICT_FULL_CRC32 for new files, always use CRC-32C; for old, see STRICT_CRC32 below; CRC32 write crc32, allow any of the other checksums to match when reading; STRICT_CRC32 write crc32, do not allow other algorithms to match when reading; INNODB write a software calculated checksum, allow any other checksums to match when reading; STRICT_INNODB write a software calculated checksum, do not allow other algorithms to match when reading; NONE write a constant magic number, do not do any checksum verification when reading; STRICT_NONE write a constant magic number, do not allow values other than that magic number when reading; Files updated when this option is set to crc32 or strict_crc32 will not be readable by MariaDB versions older than 10.0.4; new files created with full_crc32 are readable by MariaDB 10.4.3+ VARIABLE_COMMENT The algorithm InnoDB uses for page checksumming. Possible values are FULL_CRC32 for new files, always use CRC-32C; for old, see CRC32 below; STRICT_FULL_CRC32 for new files, always use CRC-32C; for old, see STRICT_CRC32 below; CRC32 write crc32, allow previously used algorithms to match when reading; STRICT_CRC32 write crc32, do not allow other algorithms to match when reading; New files created with full_crc32 are readable by MariaDB 10.4.3+
NUMERIC_MIN_VALUE NULL NUMERIC_MIN_VALUE NULL
NUMERIC_MAX_VALUE NULL NUMERIC_MAX_VALUE NULL
NUMERIC_BLOCK_SIZE NULL NUMERIC_BLOCK_SIZE NULL

18
storage/innobase/handler/ha_innodb.cc
View File

@@ -18822,24 +18822,10 @@ static MYSQL_SYSVAR_ENUM(checksum_algorithm, srv_checksum_algorithm,
" STRICT_FULL_CRC32" " STRICT_FULL_CRC32"
" for new files, always use CRC-32C; for old, see STRICT_CRC32 below;" " for new files, always use CRC-32C; for old, see STRICT_CRC32 below;"
" CRC32" " CRC32"
" write crc32, allow any of the other checksums to match when reading;" " write crc32, allow previously used algorithms to match when reading;"
" STRICT_CRC32" " STRICT_CRC32"
" write crc32, do not allow other algorithms to match when reading;" " write crc32, do not allow other algorithms to match when reading;"
" INNODB" " New files created with full_crc32 are readable by MariaDB 10.4.3+",
" write a software calculated checksum, allow any other checksums"
" to match when reading;"
" STRICT_INNODB"
" write a software calculated checksum, do not allow other algorithms"
" to match when reading;"
" NONE"
" write a constant magic number, do not do any checksum verification"
" when reading;"
" STRICT_NONE"
" write a constant magic number, do not allow values other than that"
" magic number when reading;"
" Files updated when this option is set to crc32 or strict_crc32 will"
" not be readable by MariaDB versions older than 10.0.4;"
" new files created with full_crc32 are readable by MariaDB 10.4.3+",
NULL, NULL, SRV_CHECKSUM_ALGORITHM_FULL_CRC32, NULL, NULL, SRV_CHECKSUM_ALGORITHM_FULL_CRC32,
&innodb_checksum_algorithm_typelib); &innodb_checksum_algorithm_typelib);