mysql编写数据库设计说明文档

-- 展现对应表的全部 列名，类型，和描述 set @rownum=0; SELECT @rownum:=@rownum+1 AS rownum , COLUMN_NAME AS 列名, (CASE WHEN IS_NULLABLE = 'YES' THEN '是' ELSE '否' END) AS 是否为空, COLUMN_COMMENT AS 列的描述, COLUMN_TYPE AS 类

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