数据库

本类阅读TOP10
·SQL语句导入导出大全
·Power Designer杂记
·SQL Server日期计算
·常用的oracle函数使用说明(一)
·sqlserver2000数据库置疑的解决方法
·MS SQLServer OLEDB分布式事务无法启动的一般解决方案
·SQL to Excel 的应用
·SQL语句导入导出大全
·Error:ORA-01033:ORACLE initialization or shutdown in progress错误解决
·Oracle中password file的作用及说明

→ 分类导航
VC语言Delphi
VB语言ASP
PerlJava
Script数据库
其他语言游戏开发
文件格式网站制作
软件工程.NET开发
split命令分割分区的方法

作者：未知 来源：月光软件站 加入时间：2005-2-28　月光软件站

SQL> select PARTITIONED from dba_tables where table_name='LYTUSAGE';

PAR
---
YES


SQL> select PARTITION_NAME,HIGH_VALUE from dba_tab_partitions where TABLE_NAME='LYTUSAGE';

PARTITION_NAME                 HIGH_VALUE
------------------------------ --------------------------------------------------------------------------------
LYTUSAGE_200401                TO_DATE(' 2004-02-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200402                TO_DATE(' 2004-03-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200403                TO_DATE(' 2004-04-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200404                TO_DATE(' 2004-05-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200405                TO_DATE(' 2004-06-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200406                TO_DATE(' 2004-07-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200407                TO_DATE(' 2004-08-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200408                TO_DATE(' 2004-09-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200409                TO_DATE(' 2004-10-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200410                TO_DATE(' 2004-11-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200411                TO_DATE(' 2004-12-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200412                TO_DATE(' 2005-01-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200501                TO_DATE(' 2005-02-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200502                TO_DATE(' 2005-03-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200503                TO_DATE(' 2005-04-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200504                TO_DATE(' 2005-05-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200505                TO_DATE(' 2005-06-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200506                TO_DATE(' 2005-07-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200507                TO_DATE(' 2005-08-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200508                TO_DATE(' 2005-09-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200509                TO_DATE(' 2005-10-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200510                TO_DATE(' 2005-11-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200511                TO_DATE(' 2005-12-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200512                TO_DATE(' 2006-01-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA

24 rows selected.

删除2005年1月和2月的分区：
SQL> alter table lytusage drop partition LYTUSAGE_200501;

Table altered.

SQL> alter table lytusage drop partition LYTUSAGE_200502;

Table altered.

SQL> select PARTITION_NAME,HIGH_VALUE,TABLESPACE_NAME from dba_tab_partitions where table_name='LYTUSAGE';

PARTITION_NAME                 HIGH_VALUE
------------------------------ --------------------------------------------------------------------------------
TABLESPACE_NAME
------------------------------

LYTUSAGE_200401                TO_DATE(' 2004-02-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200402                TO_DATE(' 2004-03-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200403                TO_DATE(' 2004-04-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200404                TO_DATE(' 2004-05-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200405                TO_DATE(' 2004-06-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200406                TO_DATE(' 2004-07-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200407                TO_DATE(' 2004-08-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200408                TO_DATE(' 2004-09-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200409                TO_DATE(' 2004-10-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200410                TO_DATE(' 2004-11-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200411                TO_DATE(' 2004-12-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200412                TO_DATE(' 2005-01-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200503                TO_DATE(' 2005-04-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200504                TO_DATE(' 2005-05-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200505                TO_DATE(' 2005-06-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200506                TO_DATE(' 2005-07-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200507                TO_DATE(' 2005-08-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200508                TO_DATE(' 2005-09-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200509                TO_DATE(' 2005-10-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200510                TO_DATE(' 2005-11-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200511                TO_DATE(' 2005-12-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS

LYTUSAGE_200512                TO_DATE(' 2006-01-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
WACOS


22 rows selected.


SQL> ALTER TABLE LYTUSAGE
SPLIT PARTITION LYTUSAGE_200503 AT (TO_DATE('2005-03-01 00:00:00','SYYYY-MM-DD HH24:MI:SS'))
INTO (partition LYTUSAGE_200502 tablespace wacos,partition LYTUSAGE_200503 tablespace wacos) UPDATE GLOBAL INDEXES;

Table altered.

SQL> ALTER TABLE LYTUSAGE
SPLIT PARTITION LYTUSAGE_200502 AT (TO_DATE('2005-02-01 00:00:00','SYYYY-MM-DD HH24:MI:SS'))
INTO (partition LYTUSAGE_200501 tablespace wacos,partition LYTUSAGE_200502 tablespace wacos) UPDATE GLOBAL INDEXES;

Table altered.

PARTITION_NAME                 HIGH_VALUE
------------------------------ --------------------------------------------------------------------------------
LYTUSAGE_200412                TO_DATE(' 2005-01-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200401                TO_DATE(' 2004-02-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200402                TO_DATE(' 2004-03-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200403                TO_DATE(' 2004-04-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200404                TO_DATE(' 2004-05-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200405                TO_DATE(' 2004-06-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200406                TO_DATE(' 2004-07-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200407                TO_DATE(' 2004-08-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200408                TO_DATE(' 2004-09-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200409                TO_DATE(' 2004-10-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200410                TO_DATE(' 2004-11-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200411                TO_DATE(' 2004-12-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200503                TO_DATE(' 2005-04-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200504                TO_DATE(' 2005-05-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200505                TO_DATE(' 2005-06-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200506                TO_DATE(' 2005-07-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200507                TO_DATE(' 2005-08-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200508                TO_DATE(' 2005-09-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200509                TO_DATE(' 2005-10-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200510                TO_DATE(' 2005-11-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200511                TO_DATE(' 2005-12-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200512                TO_DATE(' 2006-01-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200501                TO_DATE(' 2005-02-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA
LYTUSAGE_200502                TO_DATE(' 2005-03-01 00:00:00', 'SYYYY-MM-DD HH24:MI:SS', 'NLS_CALENDAR=GREGORIA

24 rows selected.

SQL> alter table lytusage drop partition LYTUSAGE_200511;

Table altered.

SQL> alter table lytusage drop partition LYTUSAGE_200512;

Table altered.

SQL> ALTER TABLE LYTUSAGE ADD PARTITION LYTUSAGE_200511
VALUES LESS THAN (TO_DATE('2005-12-01 00:00:00','SYYYY-MM-DD HH24:MI:SS'))
TABLESPACE wacos 
STORAGE(
 INITIAL 1M
 NEXT 10M
 MINEXTENTS 1
 MAXEXTENTS unlimited
 PCTINCREASE 0 )
 PCTFREE 5
 PCTUSED 95
 NOLOGGING;

Table altered.

ALTER TABLE LYTUSAGE ADD PARTITION LYTUSAGE_200512
VALUES LESS THAN (TO_DATE('2006-01-01 00:00:00','SYYYY-MM-DD HH24:MI:SS'))
TABLESPACE wacos 
STORAGE(
 INITIAL 1M
 NEXT 10M
 MINEXTENTS 1
 MAXEXTENTS unlimited
 PCTINCREASE 0 )
 PCTFREE 5
 PCTUSED 95
 NOLOGGING;

Table altered.

相关文章：

相关软件：



月光软件┊程序下载┊编程文档┊电脑教程┊网站设计┊网址导航┊网络文学┊游戏天地┊幽默笑话┊生活休闲┊写作范文┊安妮宝贝
电脑技术┊编程开发┊网络专区┊谈天说地┊情感世界┊游戏元素┊分类游戏┊热门游戏┊体育运动┊手机专区┊业余爱好┊影视沙龙
音乐天地┊数码广场┊教育园地┊科学大观┊古今纵横┊谈股论金┊人文艺术┊医学保健┊动漫图酷┊二手专区┊地方风情┊各行各业

月光软件站·版权所有