根據用戶需求、將某數據表5000萬筆數據依據范圍分區方式做表結構更改,以下兩篇很好的實驗例子:
說明一下:用insert into select * from時間短;
alter table archive.R_WIP_TRACKING_T exchange partition part with table YGZHOU.R_WIP_TRACKING_T;
alter table archive.R_WIP_TRACKING_T split partition PART at (TO_DATE('2011-04-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIAN')
) into (partition P201101to03, partition PART);--------15Minute a partition怎一個慢字了得!
為保證數據的唯一性、最終確認非生產時安排作業......
http://space.itpub.net/35489/viewspace-417534
http://space.itpub.net/22664653/viewspace-690114