Postgres FM
Logical replication
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Show notes
Nikolay and Michael discuss logical replication — some history, initialization, change data capture, how to scale it, some limitiations, and ways that it is getting better.
Here are some links to some things they mentioned:
- Logical replication https://www.postgresql.org/docs/current/logical-replication.html
- GitLab upgraded multi-terabyte, heavily-loaded clusters with zero-downtime https://twitter.com/samokhvalov/status/1700574156222505276
- pg_waldump https://www.postgresql.org/docs/current/pgwaldump.html
- pg_dump and external snapshots (blog post by Michael Paquier) https://paquier.xyz/postgresql-2/postgres-9-5-feature-highlight-pg-dump-snapshots/
- Failover of logical replication slots in Patroni (talk by Alexander Kukushkin) https://www.youtube.com/watch?v=SllJsbPVaow
- Our episode on replication https://postgres.fm/episodes/replication
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Postgres FM is brought to you by:
- Nikolay Samokhvalov, founder of Postgres.ai
- Michael Christofides, founder of pgMustard
With special thanks to:
- Jessie Draws for the elephant artwork