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
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
order by
a.id,a.colorder