Oracle 12.2 – how to get access to Enterprise Manager 12c Database Express

Today I have built in my OL 7.3 VM two container databases to verify the new feature in the Enterprise Manager 12c Database Express login screen where I can go direct into a container. The benefit is that I don’t have to set a separate port for each pluggable database anymore. The DBCA has created me a fresh container database called ZH38 and a pluggable database ZHPDB01. I have enable the checkbox to configure EM 12c Database Express for Port…

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OPatch 13.9 in EM13c – Say Goodbye to Unzip, Copy & Paste

Yesterday I wanted to apply a brand new patch to customer’s Enterprise Manager 13cR2 OMS running on Linux. First I updated the OMSPatcher as described here: How to upgrade the 13.1 Cloud Control OMSPatcher to latest version of OMSPatcher (Doc ID 2135028.1). This update was easy. Download, transfer, unzip and copy the OMSPatcher files to the Enterprise Manager ORACLE_HOME directory. Then the patch apply results in an error. OMSPatcher is based on OPatch, he needs an update too. We need…

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Oracle 12.2 – New Features I like – Part 1: Multitenant “Hot Clones”

I like the Oracle Multitenant architecture which was introduced in 12.1. But the concept to clone a source database to multiple copies in a small step had one big problem.  In Oracle 12.1, to clone a pluggable database the source database had to be in state read-only. In 12.2 is it not longer necessary to set the source pluggable database in state read-only, the source database has not to be modified to create a clone. Oracle calls it in the…

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OTN Appreciation Day: The Recyclebin

Tim Hall has initiated in his blog the OTN Appreciation Day, this is my contribution to this nice idea. My favorite database feature is not rocket since, not high available, it is very basic. It is the recyclebin. Since seven years I am working as teacher for Oracle architecture trainings for my company where new DBAs can learn the basics of an Oracle RDBMS. In this training, the participants have very different knowledge about a database. Some are working for…

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