Category: Database Optimization

MySQL Tuning for WordPress: innodb_buffer_pool_size and Key Settings

MySQL tuning guide for WordPress covering innodb_buffer_pool_size, max_connections, thread_cache_size, tmp_table_size, slow query log, and a complete my.cnf configuration.

Database Optimization7 min readMay 23, 2026

WordPress Database Connection: SSL, Charset, Collation, and Repair Constants

Master the wp-config.php database block: DB_CHARSET, DB_COLLATE, WP_ALLOW_REPAIR, MYSQL_CLIENT_FLAGS, a custom db.php drop-in for TLS pinning, and WP-CLI checks to verify encoding and SSL on every connection.

Database Optimization12 min readApril 18, 2026

How to Convert WordPress Database Tables from MyISAM to InnoDB

Convert your WordPress database from MyISAM to InnoDB for better performance, crash recovery, and row-level locking. Step-by-step guide with WP-CLI commands.

Database Optimization11 min readMarch 11, 2026

How to Add Custom Database Indexes to wp_postmeta in WordPress

Learn how to add custom database indexes to wp_postmeta in WordPress. This step-by-step guide covers diagnosing slow queries with EXPLAIN, adding meta_value indexes, automating with an mu-plugin, and benchmarking query performance improvements of 80% or more.

Database Optimization8 min readFebruary 23, 2026

WordPress Transients Explained: How to Find and Delete Expired Transients

Database Optimization7 min readFebruary 22, 2026