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In Part 6 of this special Postgres in Production deep dive series, Ryan Booz asks a question that determines how useful pg_stat_statements can be for you at all: do you have a high cardinality workload? This episode covers what that…
PostgreSQL 18's new io_max_concurrency caps per-process I/O operations in flight.
My previous article talked about the checkpoint happiness hint: You probably should not change the checkpoint_timeout setting from its default of 5 minutes. Checkpoint Followup Questions A good follow-up question was raised: can an HA…
Spotify introduced external indexing architecture for Apache Parquet data lakes that enables low-latency point queries without replicating datasets into operational databases. The approach maps lookup keys to Parquet files and row…