SELECT表名 = Case When A.colorder=1 Then D.name Else '' End,表說明 = Case When A.colorder=1 Then isnull(F.value,'') Else '' End,字段序號 = A.colorder,字段名 = A.name,字段說明 = isnull(G.[value],''),標(biāo)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 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,類型 = B.name,占用字節(jié)數(shù) = A.Length,長度 = COLUMNPROPERTY(A.id,A.name,'PRECISION'),小數(shù)位數(shù) = 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,'')FROMsyscolumns ALeft Joinsystypes BOnA.xusertype=B.xusertypeInner Joinsysobjects DOnA.id=D.id and D.xtype='U' and D.name<>'dtproperties'Left Joinsyscomments EonA.cdefault=E.idLeft Joinsys.extended_properties GonA.id=G.major_id and A.colid=G.minor_idLeft Joinsys.extended_properties FOnD.id=F.major_id and F.minor_id=0--where d.name='OrderInfo' --如果只查詢指定表,加上此條件Order ByA.id,A.colorder

執(zhí)行這個查詢語句就可以完全取出所有表的數(shù)據(jù)結(jié)構(gòu)，這樣在寫表結(jié)構(gòu)的時候就很方便了。

轉(zhuǎn)載于:https://www.cnblogs.com/Jack-S-Wang/p/11363957.html

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