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SHOW DATABASES︰列出 MySQL Server上的數據庫。
 
SHOW TABLES [FROM db_name]︰列出數據庫中的表。
 
SHOW TABLE STATUS [FROM db_name]︰列出數據庫的表信息，比較詳細。
 
SHOW COLUMNS FROM tbl_name [FROM db_name]︰列出表的列信息，同 SHOW FIELDS FROM tbl_name [FROM db_name]，DESCRIBE tbl_name [col_name]。
 
SHOW FULL COLUMNS FROM tbl_name [FROM db_name]︰列出表的列信息，比較詳細，同 SHOW FULL FIELDS FROM tbl_name [FROM db_name]。 
 
SHOW INDEX FROM tbl_name [FROM db_name]︰列出表的索引信息。
 
SHOW STATUS︰列出 Server 的狀態信息。
 
SHOW VARIABLES︰列出 MySQL 系統參數值
 
SHOW PROCESSLIST︰查看當前mysql查詢進程
 
SHOW GRANTS FOR user︰列出用戶的授權命令
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