Zero Downtime Database Migration using Oracle Cloud Infrastructure OCI Database Migration Service DMS

Zero Downtime Database Migration using Oracle Cloud Infrastructure (OCI) Database Migration Service (DMS)

When you see “Zero Downtime”, you might think we are going to discuss Oracle Zero Downtime Migration (ZDM) – Oracle’s… Read more

Extend your local NFS to Oracle Cloud using Storage Gateway with Cloud Sync

Extend your local NFS to Oracle Cloud using Storage Gateway with Cloud Sync

One of the biggest challenges every sysadmin (system administrator) faces during cloud migration is transferring a large… Read more

Cloud Recap My Terraform Labs in 2021

Cloud Recap – My Terraform Labs in 2021

Intro The first time I had seen a glimpse of this Infrastructure as a CodeArtifact in 2018 (presented by Roopesh Ramklass… Read more

The Oracle Cloud Infrastructure Amazon Web Services Microsoft Azure and Google Cloud Platform Application Services Comparison

The Oracle Cloud Infrastructure, Amazon Web Services, Microsoft Azure and Google Cloud Platform Application Services Comparison

Intro The common trend for cloud providers is to compare their services/offers with AWS (Amazon Web Services – even… Read more

RMAN Incarnations and ME Part II Recovery ignoring backups ORA 19563 Datafile copy header validation failed for file

RMAN, Incarnations, and ME Part II: Recovery ignoring backups / ORA-19563: Datafile copy header validation failed for file

Intro In an ideal world, I believe, every backup script should be matched by 2 recovery scenarios. As this swiss OUC figure… Read more

RMAN Incarnation and ME Part I ORA 19906 Recovery target incarnation changed during recovery

RMAN, Incarnation, and ME Part I: “ORA-19906”: Recovery target incarnation changed during recovery

Intro If there is something I honestly always struggled with as a DBA, it’s RMAN incarnation. Both mystical like its name… Read more