Cursusaanbod

1. Introduction to Distributed PostgreSQL

  • Scaling challenges with single-node PostgreSQL
  • Overview of the Citus extension: purpose, architecture, and components
  • Key concepts: coordinator node, worker nodes, metadata, distribution keys

2. Cluster Architecture and Setup

  • Node types: coordinator vs workers
  • Table types: distributed, replicated, and local tables
  • Installing and configuring Citus on existing PostgreSQL environments
  • Cluster discovery and node management

3. Data Distribution and Sharding Strategies

  • Sharding methods: hash vs append
  • Selecting a distribution column for optimal performance
  • Managing distributed and replicated tables
  • Re-balancing shards and scaling out

4. Distributed Query Execution and Optimisation

  • How Citus routes and parallelises queries
  • Understanding distributed query plans
  • Query pushdown and execution optimisation

5. Consistency, Transactions and Fault Tolerance

  • Two-Phase Commit (2PC) and atomic operations
  • Handling failures in distributed transactions

6. Operational Management and Use Cases

  • Monitoring tools and views for Citus
  • Maintenance and upgrades in distributed environments

Vereisten

  • Completion of Advanced Administration (High Availability & Replication) or equivalent experience
  • Solid knowledge of PostgreSQL configuration and performance tuning
  • Familiarity with Linux and basic network concepts

Audience

Experienced Database Administrators, DevOps Engineers, and System Architects who already manage production PostgreSQL environments and need to scale them horizontally.

 7 Uren

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  • Gegeven online, op locatie/klaslokaal of hybride door experts die ervaring uit de echte wereld delen

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