Ranjan Burman
Senior Database Specialist Solutions Architect at AWS
Ranjan Burman is a Senior PostgreSQL Database Specialist Solutions Architect with Amazon Web Services helping customers in designing robust and scalable database solutions. Over 18 years of experience in architecting database solutions for mission-critical applications across various industries and database technologies solving most complex and high scale data challenges.
Upcoming presentations
why PostgreSQL Is Slow (And What to Do About It)
When PostgreSQL performs poorly, the root cause is rarely a single configuration setting. This talk breaks down the most common causes of performance issues — missing or ineffective indexes, partitioning, parallelism, poor statistics, suboptimal query patterns, and misinterpreted EXPLAIN plans. Attendees will learn how to diagnose problems s...
Apr 22 2026
Past presentations
The performance of your PostgreSQL database might be affected for multiple reasons, such as hardware (CPU, memory, disk) sources, application access pattern, suboptimal query plans, and etc. This session presents use cases of common PostgreSQL performance problems, discusses approaches and methodologies for “peeling the onion”, and identifies solutions. Use cases cover include impacts of no par...
Mar 19 2025
Database statistics play a crucial role in optimizing query performance and overall database health in Postgres. This session will provide an in-depth look at the different types of database statistics maintained by Postgres, how they are collected and used by the query optimizer, and techniques for monitoring and managing these statistics.
Additionally, the session will walkthrough on how ...
Mar 21 2025