SQL SERVER 2005 获取表的所有索引信息以及删除

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原文: SQL SERVER 2005 获取表的所有索引信息以及删除和新建语句

      BEGIN

        WITH tx AS

        (

                SELECT a.object_id

                      ,b.name AS schema_name

                      ,a.name AS table_name

                      ,c.name as ix_name

                      ,c.is_unique AS ix_unique

                      ,c.type_desc AS ix_type_desc

                      ,d.index_column_id

                      ,d.is_included_column

                      ,e.name AS column_name

                      ,f.name AS fg_name

                      ,d.is_descending_key AS is_descending_key

                      ,c.is_primary_key

                      ,c.is_unique_constraint

                  FROM sys.tables AS a

                 INNER JOIN sys.schemas AS b            ON a.schema_id = b.schema_id AND a.is_ms_shipped = 0

                 INNER JOIN sys.indexes AS c            ON a.object_id = c.object_id

                 INNER JOIN sys.index_columns AS d      ON d.object_id = c.object_id AND d.index_id = c.index_id

                 INNER JOIN sys.columns AS e            ON e.object_id = d.object_id AND e.column_id = d.column_id

                 INNER JOIN sys.data_spaces AS f        ON f.data_space_id = c.data_space_id

        )

        SELECT

               Drop_Index   = CASE WHEN (a.is_primary_key = 1 OR a.is_unique_constraint = 1)

                                   THEN 'ALTER TABLE ' + a.table_name + ' DROP CONSTRAINT ' + a.ix_name

                                   ELSE 'DROP INDEX ' + a.ix_name collate SQL_Latin1_General_CP1_CI_AS + ' ON ' + a.schema_name + '.' + a.table_name  END

              ,Create_Index = CASE WHEN (a.is_primary_key = 1 OR a.is_unique_constraint = 1)

                                   THEN 'ALTER TABLE ' + a.table_name + ' ADD CONSTRAINT ' + a.ix_name 

                                       + CASE WHEN a.is_primary_key = 1 THEN ' PRIMARY KEY' ELSE ' UNIQUE' END + '(' + indexColumns.ix_index_column_name + ')'

                                   ELSE 'CREATE ' + CASE WHEN a.ix_unique = 1 THEN 'UNIQUE ' ELSE '' END 

                                       + a.ix_type_desc + ' INDEX ' + a.ix_name collate SQL_Latin1_General_CP1_CI_AS + ' ON ' + a.schema_name

                                       + '.' + a.table_name + '(' + indexColumns.ix_index_column_name + ')'

                                       + CASE WHEN IncludeIndex.ix_included_column_name IS NOT NULL THEN ' INCLUDE (' + IncludeIndex.ix_included_column_name + ')' ELSE '' END

                                       + ' ON [' + a.fg_name +']' END

              ,CASE WHEN a.ix_unique = 1 THEN 'UNIQUE' END AS ix_unique

              ,a.ix_type_desc

              ,a.ix_name

              ,a.schema_name

              ,a.table_name

              ,indexColumns.ix_index_column_name

              ,IncludeIndex.ix_included_column_name

              ,a.fg_name

              ,a.is_primary_key

              ,a.is_unique_constraint                                       

        FROM

        (

                SELECT DISTINCT

                       ix_unique

                      ,ix_type_desc

                      ,ix_name

                      ,schema_name

                      ,table_name

                      ,fg_name

                      ,is_primary_key

                      ,is_unique_constraint

                  FROM tx

        ) AS a

        OUTER APPLY

        (

                SELECT ix_index_column_name

                       = STUFF((

                                SELECT ',' + column_name + CASE WHEN is_descending_key = 1 THEN ' DESC' ELSE '' END

                                  FROM tx AS b

                                 WHERE schema_name = a.schema_name

                                   AND table_name=a.table_name

                                   AND ix_name=a.ix_name

                                   AND ix_type_desc=a.ix_type_desc

                                   AND fg_name=a.fg_name

                                   AND is_included_column=0

                                 ORDER BY index_column_id

                                   FOR XML PATH('')

                                ),1,1,'')

        )IndexColumns

        OUTER APPLY

        (

                SELECT ix_included_column_name

                       = STUFF((

                                SELECT ',' + column_name

                                  FROM tx AS b

                                 WHERE schema_name = a.schema_name

                                   AND table_name=a.table_name

                                   AND ix_name=a.ix_name

                                   AND ix_type_desc=a.ix_type_desc

                                   AND fg_name=a.fg_name

                                   AND is_included_column=1

                                 ORDER BY index_column_id

                                   FOR XML PATH('')

                                ), 1,1,'')

        )IncludeIndex

        ORDER BY a.schema_name,a.table_name,a.ix_name;

END


    

 

SQL SERVER 2005 获取表的所有索引信息以及删除和新建语句


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