If you have a performance problem and don't have license to use Active Session History
you can use a free version of it. It is not using a direct SGA access but it is designed by Kyle Hailey
- one of OEM Performance tab designer.
When I read about direct access to X$ table using a oradebug utility on
Miladin Modrakovic's blog I started to wonder if this two technologies can be combined.
Unfortunately I have tested direct access using oradebug and CPU usage is unexpected high on my VM machine and in that case direct access can disrupt our observations.
Efficient Statistics Maintenance for Partitioned Tables Using Incremental Statistics – Part 3 - Introduction This post covers how Oracle has improved incremental statistics for partitioned tables in Oracle Database 12c Release 2. If you’re not alre...
4 weeks ago