Thank you for your patience: Oracle AI Database 26ai is now available on Linux x86_64 systems!
This release delivers many new features, including key updates to Data Guard and Active Data Guard: two areas I track as a product manager.
Some improvements aren’t listed in the feature guide, so I’m launching a daily series of brief blog posts over the next month. Each one will spotlight a practical change or enhancement you can try right away.
- Faster role transitions
- Minimized Stall in Maximum Performance
- Choice of Lag Type for Fast-Start Failover
- Faster DML Redirection
- Fast-Start Failover Observer Priority (21c)
- Up to four Fast-Start Failover Observers (21c)
- Rolling Upgrade with Application Continuity
- Multiple ASYNC connections
- Automatic preparation of primary and standby
- Data Guard Broker PL/SQL API
- SQLcl support for Data Guard commands (21c)
- ORDS support for Data Guard (21c)
- Show / edit all members at once
- JSON output for DGMGRL
- Prevent standby databases from becoming primary
- Configuration and member tagging
- Automatic standby tempfile creation
- PDB Recovery Isolation
- Easy AWR snapshots on the standby
- Strict database validation
- Switchover and Failover Readiness
- Easier tracking of role transitions
- New view V$DG_BROKER_PROPERTY
- New command: VALIDATE DGConnectIdentifier
- Easier checking of Fast-Start Failover configurations
- Fast-Start Failover Lag Histogram
- Enhanced observer diagnostic
- Fast Start Failover Configuration Validation
- Offload AI Inference and Vector Search to Oracle Active Data Guard
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Latest posts by Ludovico (see all)
- Data Guard 26ai – #24: Validate DGConnectIdentifier - March 13, 2026
- Data Guard 26ai – #23: New view V$DG_BROKER_PROPERTY - March 9, 2026
- Data Guard 26ai – #22: History of role transitions - March 2, 2026