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Course Outline
1. Introduction to Distributed PostgreSQL
- Challenges in scaling single-node PostgreSQL
- Overview of the Citus extension: purpose, architecture, and core components
- Fundamental concepts: coordinator node, worker nodes, metadata, and distribution keys
2. Cluster Architecture and Setup
- Node types: distinguishing between coordinators and workers
- Table types: distributed, replicated, and local tables
- Installing and configuring Citus within existing PostgreSQL environments
- Cluster discovery and node management
3. Data Distribution and Sharding Strategies
- Sharding methods: hash sharding versus append sharding
- Choosing a distribution column for optimal performance
- Managing distributed and replicated tables
- Re-balancing shards and scaling out the cluster
4. Distributed Query Execution and Optimisation
- Mechanisms by which Citus routes and parallelises queries
- Understanding distributed query plans
- Query pushdown and execution optimisation techniques
5. Consistency, Transactions and Fault Tolerance
- Two-Phase Commit (2PC) and atomic operations
- Strategies for handling failures in distributed transactions
6. Operational Management and Use Cases
- Monitoring tools and views specific to Citus
- Maintenance procedures and upgrades in distributed environments
Requirements
- Completion of the Advanced Administration (High Availability & Replication) course or equivalent professional experience
- Strong understanding of PostgreSQL configuration and performance tuning
- Familiarity with Linux operating systems and fundamental network concepts
Audience
This course is tailored for experienced Database Administrators, DevOps Engineers, and System Architects who currently manage production PostgreSQL environments and seek to scale them horizontally.
7 Hours
Testimonials (2)
advance topics hands on + discussion like timescaleDB and hypertable , trainer's knowledge on the subject :)
Shivam - Paessler LLC
Course - PostgreSQL Fundamentals
The patiance and the style of teaching of Michał was nice.