索引碎片情况，表行数，批整理脚本

SELECT  objects.name ,
        indexes.name AS indexid ,
        avg_fragmentation_in_percent AS frag ,
        partition_stats.row_count,
        'ALTER INDEX '+indexes.name+' ON '+objects.name+' REBUILD  WITH (ONLINE = ON )'
FROM    sys.dm_db_index_physical_stats(7, NULL, NULL, NULL, 'LIMITED') stats
        LEFT JOIN sys.objects objects ON stats.object_id = objects.object_id
        LEFT JOIN sys.indexes indexes ON indexes.index_id = stats.index_id
                                         AND stats.object_id = indexes.object_id
        LEFT  JOIN sys.dm_db_partition_stats partition_stats ON stats.object_id = partition_stats.object_id
                                                              AND indexes.index_id = partition_stats.index_id
WHERE   avg_fragmentation_in_percent > 4
        AND stats.index_id > 0
ORDER BY row_count DESC ,
        frag DESC