SELECT
CONCAT('ALTER TABLE `',TABLE_NAME,'` ', 'ADD ',
IF(NON_UNIQUE = 1,
CASE UPPER(INDEX_TYPE)
WHEN 'FULLTEXT' THEN 'FULLTEXT INDEX'
WHEN 'SPATIAL' THEN 'SPATIAL INDEX'
ELSE CONCAT('INDEX `',
INDEX_NAME,
'` USING ',
INDEX_TYPE
)
END,
IF(UPPER(INDEX_NAME) = 'PRIMARY',
CONCAT('PRIMARY KEY USING ',
INDEX_TYPE
),
CONCAT('UNIQUE INDEX `',
INDEX_NAME,
'` USING ',
INDEX_TYPE
)
)
),'(', GROUP_CONCAT(DISTINCT CONCAT('`', COLUMN_NAME, '`') ORDER BY SEQ_IN_INDEX ASC SEPARATOR ', '), ');') AS 'Show_Add_Indexes'
FROM information_schema.STATISTICS
WHERE TABLE_SCHEMA = 'TEST' and TABLE_NAME='TEST'
GROUP BY TABLE_NAME, INDEX_NAME
ORDER BY TABLE_NAME ASC, INDEX_NAME ASC；
说明:TABLE_SCHEMA为库名，TABLE_NAME为表名
CONCAT('ALTER TABLE `',TABLE_NAME,'` ', 'ADD ',
IF(NON_UNIQUE = 1,
CASE UPPER(INDEX_TYPE)
WHEN 'FULLTEXT' THEN 'FULLTEXT INDEX'
WHEN 'SPATIAL' THEN 'SPATIAL INDEX'
ELSE CONCAT('INDEX `',
INDEX_NAME,
'` USING ',
INDEX_TYPE
)
END,
IF(UPPER(INDEX_NAME) = 'PRIMARY',
CONCAT('PRIMARY KEY USING ',
INDEX_TYPE
),
CONCAT('UNIQUE INDEX `',
INDEX_NAME,
'` USING ',
INDEX_TYPE
)
)
),'(', GROUP_CONCAT(DISTINCT CONCAT('`', COLUMN_NAME, '`') ORDER BY SEQ_IN_INDEX ASC SEPARATOR ', '), ');') AS 'Show_Add_Indexes'
FROM information_schema.STATISTICS
WHERE TABLE_SCHEMA = 'TEST' and TABLE_NAME='TEST'
GROUP BY TABLE_NAME, INDEX_NAME
ORDER BY TABLE_NAME ASC, INDEX_NAME ASC；
说明:TABLE_SCHEMA为库名，TABLE_NAME为表名
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/15498/viewspace-2151024/ ，如需转载，请注明出处，否则将追究法律责任。
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