SQL Server获取表字段信息

    xiaoxiao2021-03-25  44

    使用说明:Where条件后入表名即可

    SELECT 表名 = CASE WHEN a.colorder = 1 THEN d.name ELSE '' END , 表说明 = CASE WHEN a.colorder = 1 THEN ISNULL(f.value, '') ELSE '' END , 字段序号 = a.colorder , 字段名 = a.name , 标识 = CASE WHEN COLUMNPROPERTY(a.id, a.name, 'IsIdentity') = 1 THEN '√' ELSE '' END , 主键 = CASE WHEN EXISTS ( SELECT 1 FROM sysobjects WHERE xtype = 'PK' AND parent_obj = a.id AND name IN ( SELECT name FROM sysindexes WHERE indid IN ( SELECT indid FROM sysindexkeys WHERE id = a.id AND colid = a.colid ) ) ) THEN '√' ELSE '' END , 类型 = b.name , 占用字节数 = a.length , 长度 = COLUMNPROPERTY(a.id, a.name, 'PRECISION') , 小数位数 = ISNULL(COLUMNPROPERTY(a.id, a.name, 'Scale'), 0) , 允许空 = CASE WHEN a.isnullable = 1 THEN '√' ELSE '' END , 默认值 = ISNULL(e.text, '') , 字段说明 = ISNULL(g.[value], '') FROM syscolumns a LEFT JOIN systypes b ON a.xusertype = b.xusertype INNER JOIN sysobjects d ON a.id = d.id AND d.xtype = 'U' AND d.name <> 'dtproperties' LEFT JOIN syscomments e ON a.cdefault = e.id LEFT JOIN sys.extended_properties g ON a.id = G.major_id AND a.colid = g.minor_id LEFT JOIN sys.extended_properties f ON d.id = f.major_id AND f.minor_id = 0 WHERE d.name = 'SysProgramInfo' ORDER BY a.id , a.colorder

    结果如下:

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