SQL Server 2008 查询主键 索引

SELECT  TableName=d.name, FieldName=a.name, FieldType=b.name, FieldLength=a.length, FieldDescription=ISNULL(g.[value], ''),IsPrimaryKey=Isnull(IsPrimaryKey,'0'),IsUniqueKey=Isnull(IsUniqueKey,'0'),IndexName FROM   syscolumns   a left   join   systypes   b   on   a.xusertype=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   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=0left join (SELECT IDXC.[object_id],IDXC.column_id,--Sort=CASE INDEXKEY_PROPERTY(IDXC.[object_id],IDXC.index_id,IDXC.index_column_id,'IsDescending')--WHEN 1 THEN 'DESC' WHEN 0 THEN 'ASC' ELSE '' END,IsPrimaryKey=IDX.is_primary_key,--CASE WHEN IDX.is_primary_key=1 THEN N'√'ELSE N'' END,IsUniqueKey=case when IDX.is_primary_key =1 then N'0' else N'1' end,   IndexName=IDX.NameFROM sys.indexes IDXINNER JOIN sys.index_columns IDXCON IDX.[object_id]=IDXC.[object_id]AND IDX.index_id=IDXC.index_idLEFT JOIN sys.key_constraints KCON IDX.[object_id]=KC.[parent_object_id]AND IDX.index_id=KC.unique_index_id and KC.type='UQ'INNER JOIN  -- 对于一个列包含多个索引的情况,只显示第1个索引信息(SELECT [object_id], Column_id, index_id=MIN(index_id)FROM sys.index_columnsGROUP BY [object_id], Column_id) IDXCUQON IDXC.[object_id]=IDXCUQ.[object_id]AND IDXC.Column_id=IDXCUQ.Column_idAND IDXC.index_id=IDXCUQ.index_id) as T on T.object_id=a.id and T.column_id=a.colid