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Migrate and Upgrade Oracle Database 12.1 on Windows to 12.2 on Linux Using Oracle Data Guard with Mixed Versions

My customer needed to migrate and upgrade Oracle Databases from 12.1.0.2 on Windows to 12.2.0.1 on Linux with minimum… Read more

How to avoid the known issues with upgrading Oracle Database Appliance to 18.3

How to avoid the known issues with upgrading Oracle Database Appliance to 18.3

Recently, when I worked on upgrading ODA X7-2 S/M/L from version 12.2.1.4.0 to version 18.3.0.0.0. I hit two known issues… Read more

On-Premise Oracle database backup using Oracle OCI backup cloud service

On-Premise Oracle database backup using Oracle OCI backup cloud service

Oracle Backup Cloud Service provides a secondary, off-site backup location in the cloud with practically  unlimited… Read more

Oracle RAC 12c: A Recipe to Recover From Losing OCR, Voting Disk, or ASM Password

Oracle RAC 12c: A Recipe to Recover From Losing OCR, Voting Disk, or ASM Password

Starting with Oracle 11gR2, it is difficult to lose your OCR file or voting disk as they are stored in an ASM disk group with… Read more