PostgreSQL Mastery
Master relational data modeling, performance, and production operations in PostgreSQL.
Intermediate
SQL Queries
Write joins, aggregations, subqueries, and common table expressions in PostgreSQL.
Transactions & ACID
Use transactions, isolation levels, and locking for consistent concurrent access.
Views & Functions
Create views, materialized views, functions, and triggers in PostgreSQL.
Application Development
Connect applications to PostgreSQL with pooling, drivers, ORMs, and error handling.
Advanced
Indexing & Performance
Create B-tree, GIN, and GiST indexes; read query plans; tune PostgreSQL performance.
JSON & Advanced Types
Work with JSONB, arrays, composite types, and domain-specific PostgreSQL types.
Backup & Recovery
Backup with pg_dump and physical methods; configure replication and PITR.
Security
Secure PostgreSQL with roles, RLS, encryption, and network hardening.
Administration
Configure, monitor, vacuum, and upgrade PostgreSQL clusters.
Window Functions & CTEs
Combine window functions and CTEs for advanced analytics and readable SQL.
PostgreSQL Extensions
Extend PostgreSQL with pg_stat_statements, PostGIS, uuid-ossp, and custom extensions.