Tutorial 25-Postgresql Statement Processing| understanding of query processing in PostgreSQL

Published: 26 April 2021
on channel: mynotesoracledba
768
9

In this tutorial, we are going to discuss statement processing in PostgreSQL


As per the architecture client will request and the server will respond to it. All the new connection will land into the postmaster once it checks valid it spawns a new connection this process is called " pgprocess"

The SQL engine is user process
It has three stages

*parser
*optimize
*execute

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