The Oracle Maximum Availability Architecture (MAA) product management team invites you to attend its next MAA Summit for informative and interactive sessions on Oracle Database high availability and disaster recovery, Oracle Vector Search, and Exadata MAA. Learn about what’s new and provide your feedback directly to Oracle product management. When and Where Tuesday, May 14,…
Use ACCHK to Understand your Application Protection by Application Continuity
Introduction Oracle RAC and Oracle Active Data Guard provide high availability and disaster recovery for the Oracle Database. During maintenance operations such as patching and upgrades or in case of failures and outages, applications can reconnect to another active Oracle RAC instance or to the Data Guard standby database. Oracle Application Continuity extends the high…
Create Your First Exadata and Oracle Database on Oracle Database@Azure
Introduction Oracle Database@Azure became available in the US East region in December 2023. It allows you to create an Exadata infrastructure dedicated to you and run your Oracle RAC databases on it. Oracle Database@Azure gives you more choices to run your mission-critical Oracle Databases in a Multicloud Environment. Oracle Exadata Database Service on Dedicated Infrastructure…
How to Use AWR to Check if Your Application is Protected by Application Continuity
Introduction Oracle provides the Checklist for Application Continuity alongside many other resources to get you started with Application Continuity. After completing the configuration at the database and application side, the question is how to verify whether your application calls are protected by Application Continuity? This information can be easily found in the AWR report. The…
Refreshable PDB Clones in Data Guard Environments On-premises and on Oracle Cloud
Introduction Refreshable PDB Clones enable you to copy a PDB and keep the copy (the clone) up-to-date with the source PDB (refresh the clone). The clone can be on the same CDB (local) or on another CDB (remote). If the target database is a primary database in a Data Guard configuration, then the refreshable PDB…
How Application Continuity Works for Unplanned Interruption in Oracle RAC Environments
Introduction In a previous blog post, we discussed how Draining and Application Continuity work for maintenance events like rolling patching with Oracle RAC. For planned maintenance, draining can be used to allow active sessions to finish their work (drain) before the database instance is shut down. However, in unplanned events like an instance failure, all…
How Draining and Application Continuity Work for Maintenance with Oracle RAC
Introduction Oracle RAC provides scalability and high availability for the Oracle Database. If one server (RAC node) fails or is taken offline for maintenance, the database is still accessible through the additional nodes. However, what happens to client sessions that are executing some work, whether reading or changing data, when maintenance begins? That work will…
Meeting you at the DOAG 2023 Conference
The DOAG 2023 Conference + Exhibition is taking place from November 21 to 24 in Nuremberg, Germany with a theme day, two conference days, and a training day. I’m very excited to meet many customers, partners, colleagues, and friends there again in person. DOAG time has always been a good time. This time, it will…
The Evolution of Oracle and Microsoft’s Partnership and the Challenges it solves
Introduction Customers moving their workloads from on-premises to the Cloud want to take advantage of the best features and lowest prices each public cloud provider offers alongside other benefits. Microsoft’s customers usually prefer to run their applications in Azure while continuing to rely on Oracle Database for data management using Oracle Autonomous Database and Exadata…
How to create a TEMP File after PDB Creation in Data Guard Environments
Introduction After creating a PDB on the primary in a Data Guard environment, the PDB gets also created on standby. However, the standby will still be missing a TEMP file. To create a TEMP file, I got a comment from a customer that they were switching over to standby to create the TEMP file, which…
Database Heartbeat 