2min chapter

Postgres FM cover image

Parallelism

Postgres FM

CHAPTER

The Importance of Parallel Querying

If you want to be super safe, you need to use these multiple multipliers. This is theoretical safe approach, but it's very wasteful in terms of memory and leading to latency overhead because of temporary files. So parallelism gives complexity to this picture. There are two thresholds defining like below these two thresholds. One is for table one is for index below them. We can adjust them and go down if you think it's worth it. But depends again.

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