SELECT(case when a.colorder=1 then d.name else '' end) N'表名',a.colorder N'字段序号',a.name N'字段名',(case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end) N'标识',(case when (SELECT count(*)FROM sysobjectsWHERE (name in(SELECT nameFROM sysindexesWHERE (id = a.id) AND (indid in(SELECT indidFROM sysindexkeysWHERE (id = a.id) AND (colid in(SELECT colidFROM syscolumnsWHERE (id = a.id) AND (name = a.name))))))) AND(xtype = 'PK'))>0 then '√' else '' end) N'主键',b.name N'类型',a.length N'占用字节数',COLUMNPROPERTY(a.id,a.name,'PRECISION') as N'长度',isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0) as N'小数位数',(case when a.isnullable=1 then '√'else '' end) N'允许空',isnull(e.text,'') N'默认值',isnull(g.[value],'') AS N'字段说明'--into ##txFROM syscolumns a left join systypes bon a.xtype=b.xusertypeinner join sysobjects don a.id=d.id and d.xtype='U' and d.name<>'dtproperties'left join syscomments eon a.cdefault=e.idleft join sys.extended_properties gon a.id=g.major_id AND a.colid = g.minor_idorder by object_name(a.id),a.colorder

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