概述
今天主要介绍SQLServer数据库如何快速查看表结构和获取相关信息。仅供参考。
全面查看表结构sql
SELECT CASE WHEN col.colorder = 1 THEN obj.name ELSE '' END AS 表名, col.colorder AS 序号 , col.name AS 列名 , ISNULL(ep.[value], '') AS 列说明 , t.name AS 数据类型 , col.length AS 长度 , ISNULL(COLUMNPROPERTY, col.name, 'Scale'), 0) AS 小数位数 , CASE WHEN COLUMNPROPERTY, col.name, 'IsIdentity') = 1 THEN '√' ELSE '' END AS 标识 , CASE WHEN EXISTS ( SELECT 1 FROM dbo.sysindexes si INNER JOIN dbo.sysindexkeys sik ON = AND = INNER JOIN dbo.syscolumns sc ON = AND = INNER JOIN dbo.sysobjects so ON = AND = 'PK' WHERE = col.id AND = col.colid ) THEN '√' ELSE '' END AS 主键 , CASE WHEN col.isnullable = 1 THEN '√' ELSE '' END AS 允许空 , ISNULL, '') AS 默认值 FROM dbo.syscolumns col LEFT JOIN dbo.systypes t ON col.xtype = t.xusertype inner JOIN dbo.sysobjects obj ON col.id = obj.id AND obj.xtype = 'U' AND obj.status >= 0 LEFT JOIN dbo.syscomments comm ON col.cdefault = comm.id LEFT JOIN ep ON col.id = ep.major_id AND col.colid = ep.minor_id AND ep.name = 'MS_Description' LEFT JOIN epTwo ON obj.id = e AND e = 0 AND e = 'MS_Description' WHERE obj.name in ('表名') -- 表名 ORDER BY col.colorder;后面会分享更多devops和DBA方面问题，感兴趣的朋友可以关注下！
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