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Deiby Gomez
Follow /25 Jul 2014 at 3:10pm / Oracle

Oracle RAC 12c: Password file

En versiones anteriores a 12c, teníamos el inconveniente de que cuando actualizábamos un usuario con "SYSDBA" en un nodo de nuestro ambiente RAC, dichas actualizaciones eran reflejadas inmediatamente en el password file del nodo...
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Kellyn PotVin
Follow /24 Jul 2014 at 9:09pm / Oracle

AWR Warehouse, Status

So the AWR Warehouse patches are out, but documentation has not officially caught up to it yet, so as we appreciate your patience.  I thought I would post about what I went over in my webinar last week when I had the wonderful opportunity to speak to...
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Deiby Gomez
Follow /24 Jul 2014 at 9:05am / Oracle

How to Know which Hub Node is used by a Leaf Node?

by Deiby Gómez After to read a lot of pages of Oracle Database 12c Documentation, Oracle Database 12c: HA New Features Student Guide and a RAC 12c Book I have found a lot of theory about Flex ASM and Flex Cluster which are two main new features...
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Iggy Fernandez
Follow /24 Jul 2014 at 12:39am / Oracle

The Hitchhiker’s Guide to the EXPLAIN PLAN Part 12: Throw Away that Execution Plan

Here's a little song I wrote You might want to sing it note for note: Don't worry, be happy. In every life we have some trouble; When you worry you make it double. Don't worry, be happy. —Don’t Worry Be Happy by Bobby McFerrin...
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Sten Vesterli
Follow /23 Jul 2014 at 3:16pm / Oracle

New 12c feature: Imprecise answers

The Oracle database is available for download and in addition to all the in-memory stuff Larry has been talking about, it has an interesting new feature: An approximate row count. The APPROX_COUNT_DISTINCT function "processes large...
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