What is Fill Factor in PostgreSQL

1 · özkan pakdil · Feb. 18, 2025, 6:11 p.m.
Fillfactor in PostgreSQL is a parameter that sets the percentage of a data page to be filled with rows, leaving space for future updates to minimize page splits and improve performance on frequently updated tables. If you are having a table with a lot of updates, you can set the fillfactor to a lower value to leave space for future updates. The default fillfactor is 100, which means that the table is completely packed with rows. How to get indexes fill factors in PostgreSQL, first wee need to cr...