Articles by Shiv Iyer

About Shiv Iyer

Open Source Database Systems Engineer with a deep understanding of Optimizer Internals, Performance Engineering, Scalability and Data SRE. Shiv currently is the Founder, Investor, Board Member and CEO of multiple Database Systems Infrastructure Operations companies in the Transaction Processing Computing and ColumnStores ecosystem. He is also a frequent speaker in open source software conferences globally.

PostgreSQL ALTER TABLE ADD COLUMN: Hidden Dangers and Production Pitfalls

PostgreSQL ALTER TABLE ADD COLUMN: Hidden Dangers and Production Pitfalls When working with PostgreSQL in production environments, seemingly simple DDL operations can have unexpected consequences. The ALTER TABLE ... ADD COLUMNstatement, while appearing straightforward, carries [...]

Bloom Indexes in PostgreSQL: A Complete Guide for Database Optimization

Bloom Indexes in PostgreSQL: A Complete Guide for Database Optimization PostgreSQL's extensive indexing capabilities make it one of the most powerful relational databases available today. Among its various index types, Bloom indexes offer a unique [...]

Optimizing PostgreSQL LIKE and ILIKE Performance: A Complete Guide

Optimizing PostgreSQL LIKE and ILIKE Performance: A Complete Guide PostgreSQL's LIKE and ILIKE operators are essential tools for pattern matching in SQL queries, but they can become significant performance bottlenecks when not properly optimized. Understanding [...]

Unlocking Growth in CPG: How Data Analytics Transforms Consumer Packaged Goods Decision-Making

Unlocking Growth in CPG: How Data Analytics Transforms Consumer Packaged Goods Decision-Making The Consumer Packaged Goods (CPG) industry stands at a pivotal moment. With market complexity intensifying and retail dynamics shifting at breakneck speed, companies [...]

Advanced TiDB SQL Optimization

Advanced TiDB SQL Optimization: Mastering Execution Plans, Indexes, and Join Algorithms Introduction In the rapidly evolving landscape of distributed databases, TiDB has emerged as a powerful solution that combines the scalability of NoSQL systems with [...]

Tuning TiDB Server Parameters for Optimal Performance

Tuning TiDB Server Parameters for Optimal Performance: A Technical Guide - Optimize TiDB Server Parameters TiDB's performance heavily depends on proper configuration of server parameters. This guide covers essential tuning strategies to maximize your TiDB [...]

Ultimate Guide to Exceptional Database Performance Tuning in 2025

Database Performance Tuning in 2025: Why Traditional Buffer Metrics Fall Short in Modern Analytics The database performance tuning landscape has undergone a seismic shift, yet many experts remain anchored to traditional metrics that no longer [...]

PostgreSQL Log File Mastery: Optimizing Database Performance Through Advanced Log Analysis

PostgreSQL Log file Analysis : (You can download PDF of this post here) This comprehensive guide from MinervaDB, authored by PostgreSQL expert Shiv Iyer, equips PostgreSQL Database Architects, Administrators, and Engineers with practical strategies to [...]

The Ultimate Guide to PostgreSQL Indexing: Boost Database Performance Like a Pro

Key Takeaways Proper indexing can accelerate queries by 100x+ PostgreSQL offers 6 specialised index types for different data scenarios Strategic indexing reduces server costs by up to 50% Common indexing mistakes cost companies $12M+ annually [...]

Redis Performance Tuning 2025

Unlock the Full Potential of Your Redis Deployment with Proven Optimization Strategies Redis Performance Tuning is more than just a technical tweak—it’s a critical strategy for success in today’s high-stakes digital landscape. Whether you're powering [...]

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