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## Integrated Oracle Data Guard

FAQs on Integrated Oracle Data Guard.

Can I configure Oracle Data Guard between high-availability and single-node Oracle Database Appliance system?

Yes. Oracle Data Guard configuration between high-availability to high-availability, high-availability to single-node, single-node to single-node, and single-node to high-availability are supported.

If Oracle Data Guard is implemented using ODACLI, can DGMGRL commands be used for switchover/failover/reinstate?

It is recommended to use ODACLI for switchover/failover/reinstate to better synchronize DCS metadata.

What is the best approach to setup Oracle Data Guard with Fast-Start Fail-Over?

Oracle Data Guard Observer for Fast-Start Fail-Over (FSFO) can be manually configured into Oracle Database Appliance Data Guard configuration.

Are different DB shapes of primary and standby allowed for using Oracle Database Appliance tooling to configure Oracle Data Guard?

Starting with Oracle Database Appliance release 19.11, different DB shapes of primary and standby are allowed.

Can the Oracle Database Appliance tooling configure Oracle Data Guard for one primary database to multiple standby databases?

Oracle Database Appliance tooling supports multiple standby database configuration.

Can standby database be created in ways other than irestore?

The Oracle Database Appliance tooling of configuring Oracle Data Guard only supports standby database created using irestore from NFS mount or Oracle Cloud backup of the database.

Is it mandatory to configure Oracle Data Guard using the Oracle Database Appliance tooling?

Oracle recommends that you use Oracle Database Appliance tooling to configure Oracle Data Guard. However, the manual steps to configure Oracle Data Guard should still work.

Will the manually configured Data Guard be affected by upgrading Oracle Database Appliance software?

No.

What are the best practices for migrating databases from an Oracle Database Appliance X5-2 hardware model to newer Oracle Database Appliance hardware models?

Use the Integrated Data Guard on Oracle Database Appliance feature, available from release 19.8, to migrate databases from old hardware to new hardware. Refer to the Oracle Database Appliance Deployment and User's Guide for your hardware model.

What is the procedure to patch or upgrade in the Integrated Data Guard environment?

Refer to the Oracle Database Appliance Deployment and User's Guide for your hardware model for the procedure to upgrade or patch databases.

What are the Oracle Database Appliance hardware models supported for Oracle Database Appliance Integrated Data Guard?

Any Oracle Database Appliance hardware model that supports Oracle Database Appliance release 19.8 and later supports Oracle Database Appliance Integrated Data Guard. Refer to the Prerequisites for Oracle Database Guard Configuration topic in the Oracle Database Appliance Deployment and User's Guide for your hardware model.

Parent topic: Oracle Database Appliance Frequently Asked Questions