Courses
Twelve tracks from foundations through a mentor-heavy capstone. Filters respect level, duration, price ceilings, topics, language mix, and certificate availability.
- SQL Foundations for EngineersReadable SQL, explain plans, and practical patterns for services that talk to PostgreSQL every day.¥128,000Beginner
- PostgreSQL Internals StudioBuffers, WAL, checkpoints, and vacuum mechanics without hand-wavy diagrams.¥198,000Advanced
- Indexing and Query Shapesbtree, partial indexes, and covering plans for OLTP-ish workloads.¥156,000Intermediate
- Transactions and IsolationSerializable quirks, predicate locks, and designing around anomalies.¥142,000Intermediate
- Replication and HA PatternsStreaming replicas, lag budgets, and controlled failovers for modest fleets.¥176,000Advanced
- Dimensional Data ModelingFacts, slowly changing dimensions, and pragmatic grain choices.¥164,000Intermediate
- ETL Staging with PostgresIdempotent loads, staging schemas, and validation queries you can schedule.¥138,000Intermediate
- Warehouse Design TrackWorkload classes, sort keys, and pragmatic distribution for columnar warehouses.¥188,000Advanced
- Database Security BasicsRoles, least privilege, auditing hooks, and realistic threat modeling.¥12,000Beginner
- Backup and Restore RunbooksBase backups, WAL archives, PITR drills, and dry-run storytelling.¥132,000Intermediate
- Distributed Query EnginesShuffle boundaries, spill files, and when to push compute out of Postgres.¥210,000Advanced
- Capstone Data Platform LabEnd-to-end project: ingest, model, serve, and observe a modest dataset.¥220,000Advanced