In this course, you'll learn:

• Understanding high availability and its importance
  • Exploring different HA architectures and their benefits
  • Identifying potential points of failure in PostgreSQL setups
• Setting up replication in PostgreSQL
  • Streaming replication for continuous data synchronization
    • Configuring and managing replication slots
    • Monitoring replication lag and performance
  • Logical replication for selective data syncing
    • Creating publication and subscription objects
    • Handling conflicts in logical replication
• Recursive Queries for Hierarchical Data
  • Understanding recursive queries with recursive CTEs
  • Managing hierarchical data structures in PostgreSQL
• Common Table Expressions (CTEs) and Window Functions
  • Using CTEs for simplifying complex queries
  • Leveraging window functions for advanced analytical queries
    • ROW_NUMBER(), RANK(), DENSE_RANK(), etc.
• Utilizing Advanced Indexing Techniques
  • Multi-column indexes and their advantages
  • Partial and covering indexes for specific use cases
• PostgreSQL Internals and Query Optimization
  • Understanding query planning and execution process in PostgreSQL
  • Analyzing query plans using EXPLAIN and EXPLAIN ANALYZE
  • Using pg_stat_statements for query performance analysis
• Performance Tuning and Optimization
  • Identifying and resolving performance bottlenecks
  • Query optimization techniques (indexing, denormalization, etc.)
  • Optimizing configuration parameters for specific workloads
• Monitoring and Alerting
  • Implementing proactive monitoring with tools like pg_stat_monitor
  • Setting up alerts for critical events and performance metrics
• Security and Advanced Administration
  • Managing database roles, permissions, and access control
  • Implementing Row-Level Security (RLS) for fine-grained access control
  • Enabling SSL/TLS for secure connections and data encryption
  • Managing certificates and encryption keys
• Backup and Recovery Strategies
  • Implementing regular backups with pg_dump and pg_dumpall
  • Configuring continuous archiving and Point-in-Time Recovery (PITR)
  • Performing backups in parallel for faster restores
• Exploring PostgreSQL Internals for Advanced Administration
  • Understanding system catalogs and their importance
  • Performing advanced administrative tasks using internal mechanisms