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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Showing 4 of 40 articles

Database Architecture

Partitioning and Sharding Techniques for Database Scalability

Master horizontal and vertical partitioning, plus database sharding strategies for handling billions of records. Learn partition pruning, shard key selection, and cross-shard query optimization.

10 minApr 12, 2022
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High Availability

MySQL InnoDB Cluster Explained: Complete Guide to High Availability

Deploy and operate MySQL InnoDB Cluster 8.4 safely with AdminAPI, Group Replication, Router, tested failover, and recoverable outage procedures.

MySQL6 minMar 22, 2022
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NoSQL Databases

FoundationDB: The Ordered Key-Value Store Powering Apple and Snowflake

Understand FoundationDB's architecture — ACID transactions, layers, and why Snowflake and Apple chose it

11 minFeb 8, 2022
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NoSQL Databases

Cassandra Explained: A Complete Guide for Always-On, Planet-Scale Data

Master Apache Cassandra for planet-scale, always-on applications. Learn ring architecture, consistency levels, data modeling, compaction strategies, and multi-datacenter replication.

Cassandra7 minFeb 8, 2022
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