=> Identify SNAP ID's for the interval Here I am collecting resource intensive SQL's ran on a week from Monday (12-SEP-22) to F...
Read the full lessonSeptember 21, 2022 · 12c · dba · dbms_spm · optimizer · performance · tuning
Create SQL Plan Baselines for High Resource Intensive SQL's from AWR - 12C
September 21, 2022 · dba · dbcli · oci · upgrade · vmdb
OCI VMDB System : Upgrade Database from 12c to 19c using dbcli
Environment : OCI VMDB System OS : Oracle Linux 7 Note : dbcli commands should be run as ROOT user => Obtain Pre-Au...
Read the full lessonSeptember 16, 2022 · awr · dba · oracle · performance · sga · troubleshooting · tuning
AWR Comparison Report
The awrddrpt.sql SQL script generates a report that compares performance attributes and configuration settings between two selected time per...
Read the full lessonSeptember 12, 2022 · oci · operations · vmdb
OCI VMDB System : Delete old Oracle Home post database upgrade using dbcli
After the database upgrade from 12c to 19c, you will find two Oracle Homes on the server. Follow below steps to delete 12c oracle home =>...
Read the full lessonSeptember 10, 2022 · GI · oci · patching · vmdb
OCI VMDB System : Apply GI PSU using dbcli
Environment : OCI VMDB System OS : Oracle Linux 7 => dbcli commands should be run as root user. => Update dcs client and agent [root@...
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By Gowthami | apps-dba.com | Oracle Administration Series A common issue after Oracle Database 19c patching is a Pluggable Database (PDB) o...
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By Gowthami | apps-dba.com | Oracle Performance Series Oracle Parallel Query (PQ) allows a single SQL statement to be executed by multiple ...
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By Gowthami | apps-dba.com | Oracle Exadata Series If you work with Oracle Exadata, one of the most transformative features you will encou...
Oracle DBA Lesson 32D — Choosing a Point-in-Time Recovery
Point-in-time recovery deliberately returns the database to an earlier consistent state. Choose the boundary from the incident and the ...