Oracle’s RMAN (Recovery Manager) tool is the Oracle-recommended tool to create and manage your Oracle Database backups. It’s not clear, however, which RMAN settings are
Underscoring the Magical World of Oracle Database’s Hidden Parameters
I’ll just start out with the usual disclaimer about not setting Oracle’s hidden parameters (that start with an underscore) in a production environment without specific
When is an Oracle Database NUMBER Column Not a Number (NaN)?
When it holds an infinite number, since “infinity” is not a number. Oracle Database OCM Franck Pachot reminded me recently about the floating point literals
Oracle Enterprise Manager Cloud Control 13c: Debugging Metrics Collection
Has this ever happened to you? You’re adding a new Exadata environment to OEM Cloud Control (in this case, version 13.3) and one of the
What’s the deal with Exadata HCC and UPDATEs anyway?
Oracle Exadata users have long known that the available compression levels for HCC provide both extreme compression (lower storage footprint) and in many cases improved
I Think About George Boole Quite Often
George Boole is dead. Long live Booleans. https://en.wikipedia.org/wiki/Boolean Especially when it comes to boolean data types being forever restricted from seeing the light of day
