Database Languages Course
This course equips you with practical skills to build, query, and optimize relational databases for e-commerce applications, covering schema design, SQL proficiency, security, data management, and performance tuning.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
The Database Languages Course teaches you how to design strong schemas, set keys and constraints, and model real e-commerce data. You will write efficient queries for reports, create realistic sample datasets, and handle transactions securely. Learn views, procedures, triggers, indexing, performance tuning, and safe deployment so your databases remain fast, consistent, and prepared for actual workloads.
Elevify advantages
Develop skills
- Design strong e-commerce schemas: keys, constraints, and normalisation in days.
- Write effective SQL: joins, window functions, and business reports quickly.
- Implement secure SQL logic: views, stored procedures, triggers, and transactions.
- Manage real-world data loads: UPSERT, bulk inserts, and realistic test datasets.
- Tune database performance: indexing, locking, and query plans for busy systems.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workloadWhat our students say
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