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How to Do UPDATE … LIMIT in PostgreSQL (With Standard SQL Alternatives)

If you have ever migrated a workload from MySQL to PostgreSQL, you have probably hit a wall the first time you tried to run a statement like UPDATE mytable SET status = 'done' LIMIT 100;. [...]

Milvus Vector Database: 7 Powerful Scalable Search Tips

Milvus vector database has quickly become one of the most widely adopted open-source engines for powering similarity search at scale. As AI applications move from experimental notebooks into production systems that serve billions of requests, [...]

Patroni Standby Cluster: Cascading Replication for PostgreSQL High Availability

PostgreSQL has become the database of choice for organizations that demand reliability, and Patroni sits at the center of most production-grade PostgreSQL high availability deployments. In this in-depth guide we walk through one of Patroni's [...]

Should I Rebuild My PostgreSQL Index? When and How to REINDEX

Few maintenance questions generate as much confusion in the PostgreSQL community as this one: should I rebuild my PostgreSQL index, and if so, how often? Database administrators arriving from other systems frequently ask, "How can [...]

Key management in PostgreSQL encryption and TDE key handling

Key Management in PostgreSQL: Why Encryption Depends on It

Key management in PostgreSQL has quietly moved from a "nice to have" to a hard requirement for most deployments. Data-at-rest encryption is now a baseline expectation, yet encryption alone rarely tells the full story. The [...]

Five NoSQL Data Platforms That Changed the Way We Do Data Processing

NoSQL data platforms changed the way we do data processing more profoundly than almost any other shift in modern engineering. For most of the last four decades, the relational database was the only serious answer [...]

PostgreSQL Rogue Index Troubleshooting Tips and Tricks in PostgreSQL 17

If you have been managing PostgreSQL databases for any length of time, you have almost certainly run into the situation where an index that was supposed to help your queries is somehow making things worse. [...]

btree_gist improvements in PostgreSQL 18

Troubleshooting SQL Server 2022 IOPs for Optimal Performance

SQL Server 2022 IOPS (Input/Output Operations Per Second) performance is one of the most critical — and most frequently misdiagnosed — bottlenecks in production database environments. SQL Server 2022 introduces significant architectural enhancements, yet I/O [...]

SQL Server 2025 High Availability: Always On, Failover Clustering, and Maximum Availability

SQL Server 2025 High Availability has reached a new frontier with Microsoft's most advanced release to date. Whether you are a database administrator architecting enterprise workloads, a cloud engineer designing multi-region deployments, or a DevOps [...]

MySQL Query Optimization & EXPLAIN: A Complete Guide for DBAs and Developers

Master MySQL query optimization using EXPLAIN and EXPLAIN ANALYZE. This comprehensive guide covers composite index design, covering indexes, anti-patterns like full table scans and N+1 queries, cursor-based pagination, Performance Schema query analysis, and the MySQL Optimizer Trace for MySQL DBAs and developers.

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* Everything changes over time – Our blogs/posts and comments changes over time, That’s how it should be! Whatever we comment from MinervaDB Inc. Teams (including Shiv Iyer) and other stakeholders or guest bloggers posted here are never permanent, These things worked for us. But, there is no guarantee they will work for you too, When using the recommendations from ChistaDATA or MinervaDB or MinervaSQL or any other online resources / Google, You must test the advice before applying them to your production systems, and always invest for a robust Database DR solution, Thank you for understanding.

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