Toad Edge PostgreSQL Preview Installation on OS X

Oracle Database 12c has introduced Oracle Flex Cluster which allows management of applications and the RDBMS in a common cluster using the Hub-Leaf deployment model. The database tier is composed of '...

Introduction In my previous articles I explained two very important concepts about Undo Data; one is how Oracle manages the retention time and the other is how Oracle reuses the undo extents. You can ...