When you create Multitenant databases with DBCA there are some Things to Know. And in Oracle Database 188.8.131.52’s Database Creation Assistant (DBCA) there is a common pitfall in the “Options” screen. It was grayed out in the previous release but when you choose to create a “custom” database you can select the options/components now.… [Read More]
I’m giving this advice to customers for many years:
When you create a fresh Oracle database ALWAYS create databases as CUSTOM databases. Via template or not doesn’t matter.
Upgrading the PDB$SEED takes always longer than any other container.
What is the reason for an upgrade of the PDB$SEED taking so much longer in a real world environment?
How does an upgrade with Oracle Multitenant work?
I have written several blog posts in the past about the different techniques to upgrade an Oracle Multitenant environment:
The interesting case happens in the “Everything At Once“.… [Read More]
Related Blog Posts:
- DBUA and Read-Only Tablespaces – Things to Know – I (Feb 3, 2016)
- DBUA and Read Only Tablespaces – Things to Know – II (Mar 30, 2016)
- DBUA displays wrong RMAN Backup for Restore (Sep 21, 2015)
- DBUA 12c and “datapatch.pl” – things to know (Jul 20, 2015)
Thanks to Rodolfo Baselli commenting on a previous blog post about the DBUA and Read-Only Tablespaces I dug a bit deeper and found out that “assuming silently” does not mean “works as intended“.… [Read More]
I’ve just returned from a work intense week from Seoul, South Korea – and there are upcoming Upgrade / Migrate /Consolidate to Oracle Database 12c workshops already on my radar – and both are almost booked out completely. So if you are either based in the Prague or the Bucharest region you may quickly sign up (and show up as well) 🙂
- Upgrade / Migrate / Consolidate to Oracle Database 12cWednesday, October, 7, 2015
Prague, Czech Republic
Registration Link is here
- Upgrade / Migrate / Consolidate to Oracle Database 12cTuesday, October 13, 2015
Registration Link is here
Hope to see you there 🙂
–Mike… [Read More]
Please find all our articles about Oracle Database Standard Edition 184.108.40.206 SE2:
- Sept 17, 2015:
SE2 – Some questions, some answers
- Sept 8, 2015:
MOS Download for Oracle SE2
- Sept 7, 2015:
Support and Patches for Oracle 220.127.116.11 SE/SE1
- Sept 3, 2015:
Can you have Multitenant with Oracle SE2?
I really don’t want to turn this blog into something making our database look bad. But in this case it is really necessary as it is VERY UNUSUAL that we recommend to patch the database BEFORE upgrade.
Just for clarification:
The following topic will affect all databases between 18.104.22.168 and 22.214.171.124.1 – those (and only those) need to be patched BEFORE upgrade.… [Read More]