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PostgreSQL, MySQL, and database management tutorials

MariaDB 11 vs MySQL 8.4 vs PostgreSQL 17: 2026 OLTP Benchmark Showdown

MariaDB 11 vs MySQL 8.4 vs PostgreSQL 17: 2026 OLTP Benchmark Showdown

MariaDB 11, MySQL 8.4, and PostgreSQL 17 are all mature, capable relational databases in 2026. Choosing between them is no longer a matter of "is it fast enough" — it is a matter of which performance profile and feature set matches your specific workload. This honest OLTP benchmark uses sysbench 1.0.20 across a controlled hardware setup, measuring throughput, latency, and behavior under various read/write mixes, plus an honest discussion of where each database genuinely shines....

May 30, 2026 10 min
PostgreSQL 17 Logical Replication: A Production-Ready Setup Walkthrough

PostgreSQL 17 Logical Replication: A Production-Ready Setup Walkthrough

PostgreSQL 17 brings the most significant logical replication improvements since the feature was introduced — failover slots, bidirectional replication scaffolding, and dramatically better DDL handling. This is a production-ready walkthrough: publication and subscription setup, conflict handling that does not surprise you, monitoring that catches replication lag before it cascades, and the failover and switchover patterns that work in real environments....

May 11, 2026 10 min