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Posts by Etienne Berube


Jan Nidzwetzki, Etienne Berube

Subtransactions can slow down your entire PostgreSQL server and break your high availability strategy by keeping new read replicas from accepting connections.


Jan Nidzwetzki, Etienne Berube, Ahmed Darwich [@AhmedDarwich]

What happens to old row versions after nobody needs them? They become dead tuples, and over time they bloat your tables. Go deeper into PostgreSQL MVCC with runnable psql examples.