EDB Postgres Distributed (BDR): Multi-Master Replication Quiz

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🌐 Postgres Database Administration – EDB Postgres Distributed (BDR): Multi-Master Replication

20 questions · 15 min timer · Explanations included · Free

What is the role of the 'bdr.bdr_conflict_history' table in EDB Postgres Distributed (BDR)?

To store historical data about resolved and unresolved conflicts.

To track the performance metrics of the cluster.

To log all schema changes applied across the cluster.

To manage replication settings for each node.

None

The 'bdr.bdr_conflict_history' table stores historical data about conflicts, providing insights into conflict resolution and helping to identify patterns or recurring issues.

Which of the following strategies can help minimize conflicts in a multi-master replication setup with EDB Postgres Distributed (BDR)?

Increasing the frequency of data synchronization between nodes.

Centralizing all write operations to a single node.

Implementing a conflict-free replicated data type (CRDT) model.

Using a round-robin approach for distributing write operations.

None

Implementing a CRDT model can help minimize conflicts by ensuring that data changes are commutative and can be merged without conflicts.

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