【IT168 服务器学院】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 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
left join sysproperties f on d.id=f.id and f.smallid=0
--where d.name=''要查询的表'' --如果只查询指定表,加上此条件
order by a.id,a.colorder
