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Duration 14 hours
Course Outline
1. Grasping the PostgreSQL Query Planner
- Query execution plans and Planner algorithms (classic, genetic)
- Interpreting execution plans (data access and join methods)
- Managing plan selection via configuration and pg_hint_plan
2. Query Planner Statistics
- Cost estimation for execution plans
- The default statistical model
- The ANALYZE command and extended statistics
3. Leveraging Indexes
- B-tree indexes (single column, composite, function-based, partial)
- Hash indexes
- BRIN indexes
- GiST and GIN indexes
4. Advanced Table Structures
- Partitioned tables
- Unlogged tables
- Temporary tables
- Materialised views
5. Cache Memory Utilization
- Buffer Cache
- Work Memory
- Maintenance Work Memory
6. Parallel Queries
- Architectural overview
- Relevant configuration parameters
- Analyzing parallel query execution plans
7. Workload and Performance Monitoring
- Logging slow queries
- Utilizing the auto_explain extension
- Utilizing the pg_stat_statements extension
- Cumulative statistics
8. Benchmarking with PgBench
Requirements
- Successful completion of PostgreSQL Server Administration or comparable expertise
- Practical experience with SQL and PostgreSQL administration
Target Audience
Database Administrators, DevOps Engineers, and Developers tasked with optimizing and maintaining PostgreSQL in live production settings.
Testimonials (3)
getting knowledge about new DB flavour .
Adrian Ionut Chelaru - 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.