用SELECT 語句生成資料字典

2021-03-31 17:50:36 字數 1033 閱讀 5309

select  表名=case when a.colorder=1 then d.name else '' end,

字段序號=a.colorder,

欄位名=a.name,

標識=case when columnproperty( a.id,a.name,'isidentity')=1 then '√'else '' end,

主鍵=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,

型別=b.name,

用位元組數=a.length,

長度=columnproperty(a.id,a.name,'precision'),

小數字數=isnull(columnproperty(a.id,a.name,'scale'),0),

允許空=case when a.isnullable=1 then '√'else '' end,

預設值=isnull(e.text,''),

字段說明=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 sys***ments e on a.cdefault=e.id left join sysproperties g on a.id=g.id

and a.colid=g.**allid 

order by a.id,a.colorder

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