Courses

Twelve tracks from foundations through a mentor-heavy capstone. Filters respect level, duration, price ceilings, topics, language mix, and certificate availability.

SearchLevelTopicLanguageCertificateDurationMax price (￥250,000)

12 courses match

SQL Foundations for Engineers
Readable SQL, explain plans, and practical patterns for services that talk to PostgreSQL every day.
￥128,000
Beginner
PostgreSQL Internals Studio
Buffers, WAL, checkpoints, and vacuum mechanics without hand-wavy diagrams.
￥198,000
Advanced
Indexing and Query Shapes
btree, partial indexes, and covering plans for OLTP-ish workloads.
￥156,000
Intermediate
Transactions and Isolation
Serializable quirks, predicate locks, and designing around anomalies.
￥142,000
Intermediate
Replication and HA Patterns
Streaming replicas, lag budgets, and controlled failovers for modest fleets.
￥176,000
Advanced
Dimensional Data Modeling
Facts, slowly changing dimensions, and pragmatic grain choices.
￥164,000
Intermediate
ETL Staging with Postgres
Idempotent loads, staging schemas, and validation queries you can schedule.
￥138,000
Intermediate
Warehouse Design Track
Workload classes, sort keys, and pragmatic distribution for columnar warehouses.
￥188,000
Advanced
Database Security Basics
Roles, least privilege, auditing hooks, and realistic threat modeling.
￥12,000
Beginner
Backup and Restore Runbooks
Base backups, WAL archives, PITR drills, and dry-run storytelling.
￥132,000
Intermediate
Distributed Query Engines
Shuffle boundaries, spill files, and when to push compute out of Postgres.
￥210,000
Advanced
Capstone Data Platform Lab
End-to-end project: ingest, model, serve, and observe a modest dataset.
￥220,000
Advanced