In Oracle environments where DDL replication (i.e., replicating schema changes automatically) is not enabled, handling a DDL change like adding a column in a replicated environment requires coordination and care. If not done properly, it may lead to data inconsistency or replication failures. In this blog post, we walk through a safe procedure using GoldenGate […]
In mission-critical systems, downtime is not an option. Organizations demand continuous availability — even during platform upgrades. This is where a Zero Downtime Database Upgrade from Oracle 12c to 19c using Oracle GoldenGate becomes a strategic capability. In this post, we walk you through the full process to achieve an upgrade with minimal disruption. Why […]
In modern DBA practices, backup performance and efficiency are critical underpinnings of reliability and recovery SLAs. Oracle’s Block Change Tracking (BCT) feature exists to accelerate RMAN incremental backups by avoiding full datafile scans. In Oracle 19c, BCT continues to deliver value—and knowing how to enable, monitor, and disable it becomes essential for any serious DBA. […]
Database block corruption is one of the most dreaded issues for any DBA. Whether caused by storage faults, memory glitches, or human error, corruption can lead to data loss or application downtime if not handled carefully. Oracle provides multiple tools and techniques to detect, validate, and repair corruptions, both in non-CDB and multitenant (CDB/PDB) environments. […]