SQLSERVER 查询数据库表索引

SELECT TableId=O.[object_id],TableName=O.Name,IndexId=ISNULL(KC.[object_id],IDX.index_id),IndexName=IDX.Name,IndexType=ISNULL(KC.type_desc,'Index'),Index_Column_id=IDXC.index_column_id,ColumnID=C.Column_id,ColumnName=C.Name,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,PrimaryKey=CASE WHEN IDX.is_primary_key=1 THEN N'√'ELSE N'' END,[UQIQUE]=CASE WHEN IDX.is_unique=1 THEN N'√'ELSE N'' END,Ignore_dup_key=CASE WHEN IDX.ignore_dup_key=1 THEN N'√'ELSE N'' END,Disabled=CASE WHEN IDX.is_disabled=1 THEN N'√'ELSE N'' END,Fill_factor=IDX.fill_factor,Padded=CASE WHEN IDX.is_padded=1 THEN N'√'ELSE N'' END FROM sys.indexes IDX INNER JOIN sys.index_columns IDXC ON IDX.[object_id]=IDXC.[object_id] AND IDX.index_id=IDXC.index_id LEFT JOIN sys.key_constraints KC ON IDX.[object_id]=KC.[parent_object_id] AND IDX.index_id=KC.unique_index_id INNER JOIN sys.objects O ON O.[object_id]=IDX.[object_id] INNER JOIN sys.columns C ON O.[object_id]=C.[object_id] AND O.type='U' AND O.is_ms_shipped=0 AND IDXC.Column_id=C.Column_id --??? 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_columns --??????? GROUP BY [object_id],Column_id --??? ) IDXCUQ --??????? ON IDXC.[object_id]=IDXCUQ.[object_id] --??????????? AND IDXC.Column_id=IDXCUQ.Column_id

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