SELECT 表名=case when a.colorder=1 then d.name 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 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.xtype=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 sysproperties g on a.id=g.id and a.colid=g.smallid order by a.id,a.colorder
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