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Duration 14 hours
Course Outline
1. Understanding PostgreSQL Query Planner
- Insight into query execution plans and Query Planner algorithms (classic, genetic)
- Examining query execution plans, including data access and join methods
- Managing plan selection via configuration parameters and pg_hint_plan
2. Query Planner Statistics
- Evaluating execution plan cost estimates
- Understanding the default statistics model
- Leveraging ANALYZE operations and extended statistics
3. Using Indexes
- B-tree indexes (single column, composite, function-based, partial)
- Hash indexes
- BRIN indexes
- GiST, GIN indexes
4. Using Advanced Table Structures
- Partitioned tables
- Unlogged tables
- Temporary tables
- Materialised views
5. Using Cache Memory
- Buffer Cache
- Work Memory
- Maintenance Work Memory
6. Parallel Query
- Architecture overview
- Relevant configuration parameters
- Analyzing parallelized query execution plans
7. Workload and Performance Monitoring
- Capturing slow queries through logging
- Utilizing the auto_explain extension
- Utilizing the pg_stat_statements extension
- Reviewing Cumulative Statistics
8. Benchmarking with PgBench
Requirements
- Successful completion of PostgreSQL Server Administration or comparable expertise
- Hands-on experience with SQL and PostgreSQL operations
Audience
Database Administrators, DevOps Engineers, and Developers tasked with tuning and maintaining PostgreSQL in production settings.
Testimonials (3)
A good first contact with a new database technology
Cont Florian - Banca Transilvania Cluj
Course - PostgreSQL Server Administration
Tuning strategies.
Jeffrey Zieg - Matrix Consulting
Course - PostgreSQL Performance Tuning
Logging behaviour when the instance is under stress, and the hierarchy/nomenclature of instances, databases, files, etc.