Network Security Internet Technology Development Database Servers Mobile Phone Android Software Apple Software Computer Software News IT Information

In addition to Weibo, there is also WeChat

Please pay attention

WeChat public account

Shulou

Oracle11G online redefinition

2025-04-12 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >

Share

Shulou(Shulou.com)06/01 Report--

Create tablespace tbs1 datafile'/ opt/oracle/oradata/haier/tbs1.dbf' size 500m autoextend on maxsize 2G

Create tablespace tbs2 datafile'/ opt/oracle/oradata/haier/tbs2.dbf' size 500m autoextend on maxsize 2G

Create tablespace tbs3 datafile'/ opt/oracle/oradata/haier/tbs3.dbf' size 500m autoextend on maxsize 2G

SQL > desc HHHH

Name Null? Type

-

PNTMALL_PNT_ID NUMBER

PNTMALL_PNT_DT DATE

.

PNTMALL_HRTYPE_DESC VARCHAR2 (2000)

SQL > selectcount (*) from HHHH

COUNT (*)

-

16713034

Alter table HHHH add constraint HHHH_PKEY primary key (PNTMALL_PNT_ID)

Create table HHHH_tmp

Partition by range (PNTMALL_PNT_DT)

(

Partition p1 values less than (to_date ('2016-01-01-01-01)) tablespace tbs1

Partition p2 values less than (to_date ('2017-01-01-01-01)) tablespace tbs2

Partition p3 values less than (maxvalue) tablespace tbs3

)

As

Select * from HHHH where 1: 2

SQL > begin

2 DBMS_REDEFINITION.START_REDEF_TABLE ('BER','HHHH','HHHH_TMP')

3 end

4 /

PL/SQL proceduresuccessfully completed

SQL > selectobject_id,object_name,object_type,status from user_objects where object_namelike'% HHH%'

OBJECT_ID OBJECT_NAME OBJECT_TYPE STATUS

--

115233 HHHH_PKEY INDEX VALID

115232 HHHH TABLE VALID

115341 HHHH_TMP TABLE PARTITION VALID

115340 HHHH_TMP TABLE PARTITION VALID

115339 HHHH_TMP TABLE PARTITION VALID

115338 HHHH_TMP TABLE VALID

115342 MLOG$_HHHH TABLE VALID

115343 RUPD$_HHHH

SQL > selectcount (*) from HHHH

COUNT (*)

-

16713034

SQL > selectcount (*) from HHHH_TMP

COUNT (*)

-

16713034

SQL > exec DBMS_REDEFINITION.COPY_TABLE_DEPENDENTS ('BER','HHHH','HHHH_TMP',NUM_ERRORS = >: V_ERR)

PL/SQL procedure successfully completed.

SQL > print v_err

V_ERR

-

0

SQL > selectobject_id,object_name,object_type,status from user_objects where object_namelike'% HHH%'

OBJECT_ID OBJECT_NAME OBJECT_TYPE STATUS

--

115344 TMP$$_HHHH_PKEY0 INDEX VALID

115343 RUPD$_HHHH TABLE VALID

115342 MLOG$_HHHH TABLE VALID

115338 HHHH_TMP TABLE VALID

115339 HHHH_TMP TABLE PARTITION VALID

115340 HHHH_TMP TABLE PARTITION VALID

115341 HHHH_TMP TABLE PARTITION VALID

115232 HHHH TABLE VALID

115233 HHHH_PKEY INDEX VALID

9 rows selected

SQL > selecttable_name,index_name,status from user_indexes where table_name='HHHH_TMP'

TABLE_NAME INDEX_NAME STATUS

HHHH_TMP TMP$$_HHHH_PKEY0 VALID

SQL > EXECDBMS_REDEFINITION.SYNC_INTERIM_TABLE ('BER','HHHH','HHHH_TMP')

PL/SQL proceduresuccessfully completed

SQL > selectobject_id,object_name,object_type,status from user_objects where object_namelike'% HHH%'

OBJECT_ID OBJECT_NAME OBJECT_TYPE STATUS

--

115338 HHHH TABLE VALID

115339 HHHH TABLE PARTITION VALID

115340 HHHH TABLE PARTITION VALID

115341 HHHH TABLE PARTITION VALID

115232 HHHH_TMP TABLE VALID

115344 HHHH_PKEY INDEX VALID

115233 TMP$$_HHHH_PKEY0 INDEX VALID

7 rows selected

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.

Views: 268

*The comments in the above article only represent the author's personal views and do not represent the views and positions of this website. If you have more insights, please feel free to contribute and share.

Share To

Database

Wechat

© 2024 shulou.com SLNews company. All rights reserved.

12
Report