MySQL 显示表字段及注释等信息数据库
SHOW DATABASES //列出 MySQL Server 数据库。索引
SHOW TABLES [FROM db_name] //列出数据库数据表。变量
SHOW TABLE STATUS [FROM db_name] //列出数据表及表状态信息。权限
SHOW COLUMNS FROM tbl_name [FROM db_name] //列出资料表字段数据
SHOW FIELDS FROM tbl_name [FROM db_name],DESCRIBE tbl_name [col_name]。db
SHOW FULL COLUMNS FROM tbl_name [FROM db_name]//列出字段及详情注释
SHOW FULL FIELDS FROM tbl_name [FROM db_name] //列出字段完整属性环境变量
SHOW INDEX FROM tbl_name [FROM db_name] //列出表索引。co
SHOW STATUS //列出 DB Server 状态。系统
SHOW VARIABLES //列出 MySQL 系统环境变量。
SHOW PROCESSLIST //列出执行命令。
SHOW GRANTS FOR user //列出某用户权限