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The JusDB Database Engineering Blog

Deep dives on PostgreSQL, MySQL, MongoDB and more — performance tuning, high availability, migrations and production war stories from our DBAs.

5 articles

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Topics:
All Articles(5)Database Performance(64)MySQL(52)PostgreSQL(47)Database Engineering(40)Database SRE(35)Cloud Databases(31)Analytics & OLAP(16)NoSQL Databases(45)Database Architecture(25)High Availability(20)

Latest Articles

Showing 5 of 5 articles

MySQL

MySQL 8.4 GTID Replication: Setup, Failover, and Monitoring

MySQL 8.4 GTID replication eliminates binlog position tracking and makes failover deterministic. Learn to configure GTID mode, initialize replicas correctly, and use Orchestrator for automated failover.

MySQL10 minAug 26, 2025
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MySQL

Diagnosing and Fixing MySQL Binlog Replication Failures

MySQL replication errors 1062 and 1032 stop your replica SQL thread silently. Learn to diagnose binlog failures, fix data drift with pt-table-sync, and configure GTID-safe replication.

MySQL10 minJul 15, 2025
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Database SRE

MySQL Binlog-Based Point-in-Time Recovery

Implement MySQL point-in-time recovery using binary logs. Covers binlog configuration, mysqlbinlog replay with stop-datetime, GTID-based filtering, and S3 binlog archival.

MySQL1 minJul 14, 2025
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MySQL

MySQL GTID Replication: Online Migration and Setup Guide

Enable MySQL GTID replication with zero downtime using the 6-step online migration. Covers MASTER_AUTO_POSITION, GTID-incompatible statements, and status monitoring.

MySQL1 minMay 7, 2025
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MySQL

MySQL 8.4 LTS Production Readiness Checklist: Upgrade Safely from 8.0

MySQL 8.4 LTS removes variables, enforces new replication defaults, and ships changed InnoDB settings that can silently break 8.0 configurations. This production checklist covers every item to verify before upgrading.

MySQL9 minJan 7, 2025
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