IMPDP如何按范圍分區(qū)

小編給大家分享一下IMPDP如何按范圍分區(qū),相信大部分人都還不怎么了解,因此分享這篇文章給大家參考一下,希望大家閱讀完這篇文章后大有收獲,下面讓我們一起去了解一下吧!

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ESB_MSG_LOG表按范圍分區(qū),刪除歷史分區(qū)時(shí),多刪了201707分區(qū)

通過(guò)備份再異機(jī)恢復(fù)并導(dǎo)出201707分區(qū)
expdp system/manager TABLES=esbadmin.ESB_MSG_LOG:ESBLOG201707 directory=DATA_PUMP_DIR dumpfile=ESBLOG201707.dmp


本機(jī)再導(dǎo)入
ESB_MSG_LOG現(xiàn)在還有201708、201709兩個(gè)分區(qū),導(dǎo)入201707會(huì)不會(huì)影響到ESB_MSG_LOG
impdp system/123 TABLES=esbadmin.ESB_MSG_LOG:ESBLOG201707 directory=DATA_PUMP_DIR dumpfile=ESBLOG201707.dmp

導(dǎo)入報(bào)錯(cuò)
[oracle@dwdb log]$ impdp system/123 TABLES=esbadmin.ESB_MSG_LOG:ESBLOG201707 directory=DATA_PUMP_DIR dumpfile=ESBLOG201707.dmp
Import: Release 11.2.0.4.0 - Production on Tue Sep 5 21:35:26 2017
Copyright (c) 1982, 2011, Oracle and/or its affiliates.  All rights reserved.
Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
Master table "SYSTEM"."SYS_IMPORT_TABLE_01" successfully loaded/unloaded
Starting "SYSTEM"."SYS_IMPORT_TABLE_01":  system/******** TABLES=esbadmin.ESB_MSG_LOG:ESBLOG201707 directory=DATA_PUMP_DIR dumpfile=ESBLOG201707.dmp
Processing object type TABLE_EXPORT/TABLE/TABLE
ORA-39151: Table "ESBADMIN"."ESB_MSG_LOG" exists. All dependent metadata and data will be skipped due to table_exists_action of skip
Processing object type TABLE_EXPORT/TABLE/TABLE_DATA
Processing object type TABLE_EXPORT/TABLE/COMMENT
Processing object type TABLE_EXPORT/TABLE/INDEX/INDEX
Processing object type TABLE_EXPORT/TABLE/INDEX/FUNCTIONAL_INDEX/INDEX
Processing object type TABLE_EXPORT/TABLE/CONSTRAINT/CONSTRAINT
Processing object type TABLE_EXPORT/TABLE/INDEX/STATISTICS/INDEX_STATISTICS
Processing object type TABLE_EXPORT/TABLE/INDEX/STATISTICS/FUNCTIONAL_INDEX/INDEX_STATISTICS
Processing object type TABLE_EXPORT/TABLE/STATISTICS/TABLE_STATISTICS
Job "SYSTEM"."SYS_IMPORT_TABLE_01" completed with 1 error(s) at Tue Sep 5 21:35:28 2017 elapsed 0 00:00:01



表沒(méi)有使用Interval,現(xiàn)在表中已經(jīng)沒(méi)有201707沒(méi)有分區(qū)信息,所以必須去手工建立201707的分區(qū),否則按分區(qū)條件PARTITION ESBLOG201708 VALUES LESS THAN ('2017-09-01 00:00:00.000'),下面的語(yǔ)句直接把201707分區(qū)內(nèi)容全部導(dǎo)入到201708分區(qū)了
impdp system/dw54321 TABLES=esbadmin.ESB_MSG_LOG:ESBLOG201707 directory=DATA_PUMP_DIR dumpfile=ESBLOG201707.dmp table_exists_action=append




ALTER TABLE ESB_MSG_LOG ADD PARTITION ESBLOG201707 VALUES LESS THAN ('2017-08-01 00:00:00.000')
ORA-14074:partition bound must collate higher


按范圍分區(qū),所以最舊最小的分區(qū)刪除了,基本就回不來(lái)了,風(fēng)險(xiǎn)好高啊

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