MySQL Performance – ITFROMZERO

Analyzing MySQL Slow Query Log with pt-query-digest: Pinpointing the Real Culprit Behind Database Slowdowns

By admin June 27, 2026

pt-query-digest from Percona Toolkit analyzes MySQL Slow Query Log by grouping and ranking queries by their performance impact. A step-by-step guide: enable logging, install the tool, read the report, and optimize real-world queries.

MySQL

Optimizing MySQL Pagination for Millions of Rows: Use Seek Method Instead of OFFSET

By admin June 27, 2026

LIMIT OFFSET is the most common performance trap for MySQL tables with millions of rows — the larger the OFFSET, the more rows MySQL must scan and discard. This article breaks down the root cause and walks through two optimization techniques: Late Row Lookup and the Seek Method (Keyset Pagination), with real benchmark data.

MySQL

How to Use MySQLTuner to Diagnose and Quickly Optimize MySQL Server Configuration

By admin June 13, 2026

MySQLTuner is a Perl script that analyzes your running MySQL configuration and delivers specific optimization recommendations in just a few minutes. This guide walks through installation, interpreting the output, and applying key settings like innodb_buffer_pool_size and thread_cache_size in practice.

MySQL

Table Partitioning in MySQL: Accelerating Queries and Efficiently Managing Large Datasets

By admin March 21, 2026

MySQL Table Partitioning is key to improving query performance and efficiently managing massive datasets. This article shares practical implementation experience on MySQL 8.0, along with step-by-step guidance and essential considerations.