Items tagged postgresql, performance
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Tricking Postgres into using an insane – but 200x faster – query plan. Jacob Martin talks through a PostgreSQL query optimization they implemented at Spacelift, showing in detail how to interpret the results of EXPLAIN (FORMAT JSON, ANALYZE) using the explain.dalibo.com visualization tool. # 18th January 2022, 8:53 pm
Cleaning Up Your Postgres Database (via) Craig Kerstiens provides some invaluable tips on running an initial check of the health of a PostgreSQL database, by using queries against the pg_statio_user_indexes table to find the memory cache hit ratio and the pg_stat_user_tables table to see what percentage of queries to your tables are using an index. # 3rd February 2021, 7:32 am