Yesterday one of my colleagues, well known Data Guard Guru Larry “Murphy” Carpenter, sent out an internal email with links to older and recent Oracle Database Documentation. Reason why you should use the below links: Some sites in the www have stored copies of the doc – but some may represent not the most recent state or may not be complete.… [Read More]
The Database Upgrade Assistant (DBUA) is the graphical tool to upgrade Oracle databases. And the DBUA removes underscore parameters by default from the SPFILE when upgrading a database. If you don’t want this, there’s a way to tell it how DBUA can ignore underscores with “keepHiddenParams”.
DBUA can ignore underscores with “keepHiddenParams”
The DBUA by default will remove all underscores and events before actually doing an upgrade.… [Read More]
One of the best notes in MOS got refreshed last night for Oracle Database 220.127.116.11. It has not only information about performance bugs but also about the worst and meanest category of issues, wrong query result bugs. Those are the ones I call the “sleeping beauties” as you as a DBA usually won’t recognize them.… [Read More]