Major Upgrade Strategies: Logical Replication vs. In-place Quiz

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⬆️ Postgres Database Administration – Major Upgrade Strategies: Logical Replication vs. In-place

20 questions · 15 min timer · Explanations included · Free

In an in-place upgrade, what is a recommended best practice to ensure a smooth transition?

Disabling all triggers during the upgrade process.

Performing a full vacuum before the upgrade.

Testing the upgrade on a replica environment first.

Backing up the database using pg_dump.

None

Testing the upgrade on a replica environment helps identify potential issues and ensures a smoother transition during the actual upgrade.

In the context of logical replication, what is a potential drawback when upgrading Postgres?

Inability to replicate DDL changes.

Increased complexity in managing replication slots.

Higher risk of data corruption.

Limited support for large objects.

None

Logical replication does not automatically replicate DDL changes, which can be a drawback as these need to be manually managed during upgrades.

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