SQL IN Clauses Performance Improvement in Postgres 17

Explore the performance improvements in Postgres 17, focusing on the enhanced speed of SQL IN clauses. Learn about the BTree scan optimization for IN clauses and compare its performance between Postgres 16 and 17. Discover how SQL Server handles similar operations and analyze the performance differences. Gain insights into database optimization techniques and understand the impact of these improvements on query execution times. Follow along with practical demonstrations and explanations to grasp the significance of this feature in database engineering.

Intro
Overview of PG 17 features
IN Clause in Postgres 16 vs Postgres 17
How SQL Server Does it
Postgres 16 IN clause performance
Postgres 17 IN clause performance