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

Higher risk of data corruption.

Inability to replicate DDL changes.

Limited support for large objects.

Increased complexity in managing replication slots.

None

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

What is a common challenge when using logical replication for Postgres upgrades?

Handling large volumes of data changes efficiently.

Ensuring all triggers are correctly replicated.

Managing data consistency across different time zones.

Synchronizing user-defined functions across versions.

None

Handling large volumes of data changes efficiently is a common challenge with logical replication, as it requires careful management to ensure performance and consistency.

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