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.

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MySQL

MySQL Shell Dump and Load Utilities vs mydumper

Compare MySQL Shell 26.10 dump and load with mydumper 1.0 on locking, chunking, managed targets, deferred indexes, resume, and GTIDs, with commands for each step.

MySQL17 minNov 7, 2026

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Database Architecture

YugabyteDB for PostgreSQL Teams: Compatibility Gaps and Migration

What changes when a PostgreSQL team moves to YugabyteDB YSQL: unsupported features, isolation and retries, sequences, primary key sharding, colocation, and a Voyager migration runbook.

PostgreSQL19 minNov 6, 2026

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NoSQL Databases

Dragonfly vs Valkey vs Redis: When a Multi-Threaded Drop-In Pays Off

Compare Dragonfly 2.1, Valkey 9.1, and Redis 8.10 on licences, threading, compatibility gaps, persistence, and failover, and learn how to test a switch with your own traffic.

Redis18 minNov 5, 2026

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Cloud Databases

Amazon Timestream in 2026: LiveAnalytics vs Timestream for InfluxDB

See what changed for Timestream for LiveAnalytics, compare Timestream for InfluxDB 2 and 3, map dimensions to tags, and plan a tested migration off LiveAnalytics.

AWS20 minOct 14, 2026

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