Sometimes you want to search for Oracle database messages, their meaning or you are in search of specific database event settings.
For instance, a long time ago i was searching for an event that would trace when an datafile would expand / autoextend. I encountered latching problems on a Siebel system based on an new Oracle Failsafe environment (Windows 2000 cluster). I wanted to be sure that these latching problems weren’t introduced by the newly introduced datafile AUTOEXTEND feature.
Yesterday i was reading nice discussions on Asktom about the dual table. Afterwards somehow a “undocumented” Oracle feature popped into my mind again. Last time I used is at least in those days I worked with Oracle 7.0 /7.1. So I tried It out on Oracle database version 10.1.0.4 and it still works…
ðŸ˜‰ Maybe it is (still) usefull to someone. See hence my example: