学步园

--select name from sysobjects where type='U' order by name<br /> SELECT<br /> (case when a.colorder=1 then d.name else '' end) 表名,<br /> -- a.colorder 字段序号,<br /> a.name 字段名,<br /> (case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end) 标识,<br /> (case when (SELECT count(*)<br /> FROM sysobjects<br /> WHERE (name in (SELECT name<br /> FROM sysindexes<br /> WHERE (id = a.id) AND (indid in (SELECT indid<br /> FROM sysindexkeys<br /> WHERE (id = a.id) AND (colid in (SELECT colid<br /> FROM syscolumns<br /> WHERE (id = a.id) AND (name = a.name)<br /> )<br /> )<br /> )<br /> )<br /> )<br /> ) AND (xtype = 'PK')<br /> ) > 0 then '√' else '' end) 主键,<br /> b.name 类型,<br /> --a.length 占用字节数,<br /> COLUMNPROPERTY(a.id,a.name,'PRECISION') as 长度,<br /> --isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0) as 小数位数,<br /> (case when a.isnullable=1 then '√'else '' end) 允许空,<br /> isnull(e.text,'') 默认值<br /> --isnull(g.[value],'') AS 字段说明<br /> FROM syscolumns a<br /> left join systypes b on a.xtype=b.xusertype<br /> inner join sysobjects d on a.id=d.id and d.xtype='U' and d.name<>'dtproperties'<br /> left join syscomments e on a.cdefault=e.id<br /> --left join sysproperties g on a.id=g.id AND a.colid = g.smallid<br /> order by a.id,a.colorder