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标题:
在12C下运行Impdp EXCLUDE=AUDIT_TRAILS不生效
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作者:
刘泽宇
时间:
前天 18:01
标题:
在12C下运行Impdp EXCLUDE=AUDIT_TRAILS不生效
现象:
EXPDP下使用FULL=Y完成导出所有对象。
当运行IMPDP时,尝试使用EXCLUDE=AUDIT_TRAILS来去掉统一审计对象(Unified Auditing objects)时,这些对象仍然会被导入。
这个问题可以通过如下案例来重现:
$ impdp <LOGIN>/<PASSWORD> full=y EXCLUDE=AUDIT_TRAILS
Import: Release 18.0.0.0.0 - Production on Wed Dec 5 08:43:48 2018
Version 18.3.0.0.0
Copyright (c) 1982, 2018, Oracle and/or its affiliates. All rights reserved.
Connected to: Oracle Database 18c Enterprise Edition Release 18.0.0.0.0 - Production
Warning: Oracle Data Pump operations are not typically needed when connected to the root or seed of a container database.
Master table "SYSTEM"."SYS_IMPORT_FULL_01" successfully loaded/unloaded
Starting "SYSTEM"."SYS_IMPORT_FULL_01": system/******** full=y EXCLUDE=AUDIT_TRAILS
Processing object type DATABASE_EXPORT/PRE_SYSTEM_IMPCALLOUT/MARKER
Processing object type DATABASE_EXPORT/PRE_INSTANCE_IMPCALLOUT/MARKER
...
Processing object type DATABASE_EXPORT/EARLY_OPTIONS/VIEWS_AS_TABLES/TABLE
Processing object type DATABASE_EXPORT/EARLY_OPTIONS/VIEWS_AS_TABLES/TABLE_DATA
. . imported "SYS"."KU$_EXPORT_USER_MAP" 6.187 KB 45 rows
Processing object type DATABASE_EXPORT/EARLY_POST_INSTANCE_IMPCALLOUT/MARKER
Processing object type DATABASE_EXPORT/NORMAL_OPTIONS/TABLE
Processing object type DATABASE_EXPORT/NORMAL_OPTIONS/TABLE_DATA
. . imported "AUDSYS"."AMGT$DP$AUD$UNIFIED":"SYS_P4861" 661.1 KB 887 rows
. . imported "AUDSYS"."AMGT$DP$AUD$UNIFIED":"SYS_P3561" 314.2 KB 462 rows
. . imported "SYSTEM"."REDO_DB_TMP" 25.59 KB 1 rows
原因:
这个是正常行为。
DataPump 导出(expdp)支持EXCLUDE=AUDIT_TRAILS,但是DataPump 导入(impdp)在设计之初不支持EXCLUDE=AUDIT_TRAILS特性。
解决方案
可以在导出对象的时候提前去掉统一审计对象(Unified Auditing objects),然后再impdp导入即可。
例如:
expdp system/xxx full=y EXCLUDE=AUDIT_TRAILS
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