Lost your Oracle Prometric-ID !!!
If you are creating your Pearson VUE account and you have already passed some Oracle certifications earlier, you need to put your old Prometric id so that your old certifications at Prometric…
GoldenGate Setup for Real-Time Data Synchronization
In this post we discussed about GoldenGate(GG) concepts and setting GG without DataPump Process. Now I will talk about DataPump process and show how to setup GG replication which also…
ORA-7445 core dump [kokscold()+849] from EM 12c
The first problem reported by my EM 12c is an ORA-7445 error. After checking the alert log following is the exact message: Sun Feb 19 12:09:41 2012 Errors in file…
Get Upgrading: Upgrade to Enterprise Manager Cloud Control 12c
This post describes the steps to upgrade an existing 11g Enterprise Manager Grid Control (11.1.0.1.0) to 12c (12.1.0.1.0). The Complete Upgrade process will be carried out under 3 different stages: 1.…
Optimizer Choosing Nested-Loop Joins Instead of Hash-Joins
In one of my databases, one application query suddenly started to pick Nested-Loop joins instead of Hash-Joins and took almost 6 hours to complete which gets completed in less than 10…
Oracle Database Appliance Introduced
Oracle has introduced it new product: ODA (Oracle Database Appliance) I was not able to join Oracle President Mark Hurd's webcast where he supposed to announce a new Oracle product[It…