select 表名= d.name , 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
select
表名= d.name ,
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.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
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