After Database upgrade to 12c, now getting errors during datapump import due to different version of time zone datafiles used for exisiting DP jobs.
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This post will go through the steps to upgrade single database instance from 12.1 to 12.2 with ASM on CDB environment. Both GI and Oracle database software’s are installed under one user as oracle.
Database upgrade to 220.127.116.11 of a 18.104.22.168 cloned database will generate the “ORA-00001:Unique Constraint” error. “ORA-00001” occurred when updates the sys.I_DAM_LAST_ARCH_TS$ table at PDB level. See below screen shot.
Oracle 12.2 version has a lot of new features and this blog will highlight datapump enhancements in 12.2 release.
When we try to duplicate the oracle 22.214.171.124 database using RMAN , its corrupting temp files. The error is as below