用Sql語句生成Sqlserver數據字典

領測軟件測試網 SELECT  表名=case when a.colorder=1 then d.name else '' end,
 --字段序號=a.colorder,
 字段名=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,
 */
 類型=b.name,
 --占用字節數=a.length,
 長度=COLUMNPROPERTY(a.id,a.name,'PRECISION'),
 小數位數=isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0),
 允許空=case when a.isnullable=1 then '√'else '' end,
 默認值=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 syscomments e on a.cdefault=e.id left join sysproperties g on a.id=g.id
   and a.colid=g.smallid 
   order by a.id,a.colorder

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TAG: case CASE name SQLServer 語句 數據字典 Sqlserver