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Tuesday, September 6, 2016

[MYSQL] 查出資料表的基本資料

SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA = 'my_db' AND TABLE_NAME = 'my_table' 

可以查出很多資訊,如:資料表的建立時間、使用何種ENGINE...等 (MySQL官網)

TABLE_CATALOG
TABLE_SCHEMA
TABLE_NAME
TABLE_TYPE
ENGINE
VERSION
ROW_FORMAT
TABLE_ROWS
AVG_ROW_LENGTH
DATA_LENGTH
MAX_DATA_LENGTH
INDEX_LENGTH
DATA_FREE
AUTO_INCREMENT
CREATE_TIME
UPDATE_TIME
CHECK_TIME
TABLE_COLLATION
CHECKSUM
CREATE_OPTIONS
TABLE_COMMENT

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