Reference: http://blogs.msdn.com/b/felixmar/archive/2011/08/29/partitioning-amp-archiving-tables-in-sql-server-part-2-split-merge-and-switch-partitions.aspx In the 1st part of this post, I explained how to create a partitioned table using a partition
查看最新用户表统计信息 select owner,table_name,last_analyzed from dba_tables where owner not like '%SYS%' order by 1,3; SELECT Table_Name,Num_Rows,Blocks,Empty_Blocks,Avg_Space,Chain_Cnt,Avg_Row_Len,Sample_Size,Last_AnalyzedFROM Dba_Tables WHERE owner = 'SCOTT'