pgBackRest
Nik and Michael are joined by David Steele to talk all things pgBackRest. Here are some links to things they mentioned: David Steele https://postgres.fm/people/david-steelepgBackRest https://pgbackrest.orgpg_basebackup h...
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Postgres FM
Nikolay Samokhvalov and Michael Christofides
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Postgres FM
Nikolay Samokhvalov and Michael Christofides
autovacuum
Nik and Michael discuss autovacuum, including what it does, and the basics of why and how to tune it. Here are some links to things they mentioned: autovacuum https://www.postgresql.org/docs/current/routine-vacuuming.ht...
pg_flight_recorder
Nik and Michael are joined by David Ventimiglia to discuss pg_flight_recorder, a new tool he created for monitoring a Postgres database from within. Here are some links to things they mentioned: David Ventimiglia https:/...
PgQue
Nik and Michael discuss Nik's new project PgQue, a descendent of Skype's PgQ, for running queue-like workloads in Postgres. Here are some links to things they mentioned: Our first episode on Queues in Postgres https://po...
pg_wait_tracer
Nik and Michael are joined by Dmitry Fomin to discuss his new tool pg_wait_tracer, as well as changes that could be made to core to allow wait event tracing with lower overhead, and on managed services. Here are some lin...
Schema design checklist
Nik and Michael discuss a list of things to check when designing new schema in Postgres. Here are some links to things they mentioned:Use BIGINT in Postgres (blog post by Ryan Lambert) https://blog.rustprooflabs.com/2021...
What’s Missing in Postgres?
Nik and Michael are joined by Bruce Momjian to discuss his new talk "What’s Missing in Postgres?" Here are some links to things they mentioned: Bruce Momjian https://postgres.fm/people/bruce-momjianEDB https://www.enterp...
Long-running transactions
Nik and Michael discuss long-running transactions, including when they're harmless, when they cause issues, and how to mitigate those issues. Here are some links to things they mentioned: transaction_timeout https://www....
PostGIS
Nik and Michael are joined by Regina Obe and Paul Ramsey to discuss PostGIS. Here are some links to things they mentioned:Regina Obe https://postgres.fm/people/regina-obePaul Ramsey https://postgres.fm/people/paul-ramsey...
Plan flips
Nik and Michael discuss query plan flips in Postgres — what they are, some causes, mitigations, longer term solutions, and the recent outage at Clerk. Here are some links to things they mentioned: Recent postmortem from ...
pg_ash
Nik and Michael discuss pg_ash — a new tool (not extension!) from Nik that samples and stores wait events from pg_stat_activity. Here are some links to things they mentioned: pg_ash https://github.com/NikolayS/pg_ashpg_w...
Comments and metadata
Nik and Michael discuss query level comments, object level comments, and another way of adding object level metadata. Here are some links to things they mentioned: Object comments https://www.postgresql.org/docs/current/...
PgDog update
Nik and Michael are joined by Lev Kokotov for an update on all things PgDog. Here are some links to things they mentioned:Lev Kokotov https://postgres.fm/people/lev-kokotovPgDog https://github.com/pgdogdev/pgdogOur first...
RegreSQL
Nik and Michael are joined by Radim Marek from boringSQL to talk about RegreSQL, a regression testing tool for SQL queries they forked and improved recently. Here are some links to things they mentioned:Radim Marek https...
Postgres year in review 2025
Nik and Michael discuss the events and trends they thought were most important in the Postgres ecosystem in 2025. Here are some links to things they mentioned: Postgres 18 release notes https://www.postgresql.org/docs/18...
Archiving
Nik and Michael discuss a listener question about archiving a database. Here are some links to things they mentioned: Listener request to talk about archiving https://www.youtube.com/watch?v=KFRK8PiIvTg&lc=UgyiFrO37gEgUa...
max_connections vs migrations
Nik and Michael discuss max_connections, especially in the context of increasing it to solve problems like migrations intermittently failing(!) Here are some links to things they mentioned: max_connections https://www.po...
What's new in EXPLAIN
Nik and Michael discuss the various changes to EXPLAIN that arrived in Postgres 18. Here are some links to things they mentioned: EXPLAIN (official docs) https://www.postgresql.org/docs/current/sql-explain.htmlUsing EXPL...
Tens of TB per hour
Nik talks Michael through a recent benchmark he worked with Maxim Boguk on, to see how quickly they could provision a replica. Here are some links to things they mentioned:Ultra-fast replica creation with pgBackRest (blo...
Gapless sequences
Nik and Michael discuss the concept of gapless sequences — when you might want one, why sequences in Postgres can have gaps, and an idea or two if you do want them.And one quick clarification: changing the CACHE option i...