Lock Causes Data To Vanish! | Scaling Postgres 406

In this episode of Scaling Postgres, we discuss the possibility of having stable plans in Postgres 19, settings to kill disconnected or crashed clients, on conflict do select and all about Patroni. To get the show notes as well as get notified of new episodes, visit: https://www.scalingpostgres.com/episodes/407-stable-plans/ Want to learn more about Postgres performance? Join my FREE training called Postgres Performance Demystified here: https://www.scalingpostgres.com/courses/postgres-performance-demystified/

In this episode of Scaling Postgres, we discuss how a lock can cause data to vanish, new Postgres releases, fast replication with peerDB and pg_ash for wait sampling. To get the show notes as well as get notified of new episodes, visit: https://www.scalingpostgres.com/episodes/406-lock-causes-data-to-vanish/ Want to learn more about Postgres performance? Join my FREE training called Postgres Performance Demystified here: https://www.scalingpostgres.com/courses/postgres-performance-demystified/

In this episode of Scaling Postgres, we discuss an out of cycle Postgres release, a Supabase downtime incident, optimizing top K queries and how to maintain reading efficiency. To get the show notes as well as get notified of new episodes, visit: https://www.scalingpostgres.com/episodes/405-out-of-cycle-releases/ Want to learn more about Postgres performance? Join my FREE training called Postgres Performance Demystified here: https://www.scalingpostgres.com/courses/postgres-performance-demystified/

In this episode of Scaling Postgres, we discuss how the postmaster does not scale, new Postgres releases, data storage using PAX and a path generation strategies change. To get the show notes as well as get notified of new episodes, visit: https://www.scalingpostgres.com/episodes/404-postmaster-does-not-scale/ Want to learn more about Postgres performance? Join my FREE training called Postgres Performance Demystified here: https://www.scalingpostgres.com/courses/postgres-performance-demystified/

In this episode of Scaling Postgres, we discuss a potential way to mitigate retry storms or orphan DB sessions with client_connection_check_interval, checkpoint configuration, skip scans and more just use Postgres. To get the show notes as well as get notified of new episodes, visit: https://www.scalingpostgres.com/episodes/403-mitigate-retry-storms/ Want to learn more about Postgres performance? Join my FREE training called Postgres Performance Demystified here: https://www.scalingpostgres.com/courses/postgres-performance-demystified/

In this episode of Scaling Postgres, we discuss how OpenAI's ChatGPT handles millions of queries per second, an update on PgDog, Clickhouse offers OLTP hosted Postgres and partition table source of truth. To get the show notes as well as get notified of new episodes, visit: https://www.scalingpostgres.com/episodes/402-millions-of-qps/ Want to learn more about Postgres performance? Join my FREE training called Postgres Performance Demystified here: https://www.scalingpostgres.com/courses/postgres-performance-demystified/

In this episode of Scaling Postgres, we discuss searching one billion vectors on Postgres, how to bypass a vector index search, unconventional optimizations and a 40x boost to listen/notify performance. To get the show notes as well as get notified of new episodes, visit: https://www.scalingpostgres.com/episodes/401-one-billion-vectors-on-postgres/ Want to learn more about Postgres performance? Join my FREE training called Postgres Performance Demystified here: https://www.scalingpostgres.com/courses/postgres-performance-demystified/

In this episode of Scaling Postgres, we discuss the cost of arrays, dealing with integer overflow, idle sessions causing transaction wraparound and AI or LLM index recommendations. To get the show notes as well as get notified of new episodes, visit: https://www.scalingpostgres.com/episodes/400-the-cost-of-arrays/ Want to learn more about Postgres performance? Join my FREE training called Postgres Performance Demystified here: https://www.scalingpostgres.com/courses/postgres-performance-demystified/

In this episode of Scaling Postgres, we discuss the overhead of indexes, a Postgres year in review, an intro to row locking and table renaming issues. To get the show notes as well as get notified of new episodes, visit: https://www.scalingpostgres.com/episodes/399-index-overhead/ Want to learn more about Postgres performance? Join my FREE training called Postgres Performance Demystified here: https://www.scalingpostgres.com/courses/postgres-performance-demystified/

In this episode of Scaling Postgres, we examine how latency impacts performance, naughty queries, bm25 indexes and how to quickly create database clones. To get the show notes as well as get notified of new episodes, visit: https://www.scalingpostgres.com/episodes/398-latency-killing-performance/ Want to learn more about Postgres performance? Join my FREE training called Postgres Performance Demystified here: https://www.scalingpostgres.com/courses/postgres-performance-demystified/