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 programming, data management, and performance tuning.

4 to 360 hours flexible workload
valid certificate in your country
What will I learn?
The Database Languages Course teaches you how to design robust schemas, define keys and constraints, and model real e-commerce data. You will write efficient queries for reporting, generate realistic sample datasets, and manage transactions safely. Learn views, procedures, triggers, indexing, performance tuning, and safe deployment so your databases stay fast, consistent, and ready for real workloads.
Elevify advantages
Develop skills
- Design robust e-commerce schemas: keys, constraints, and normalisation in days.
- Write high-impact SQL: joins, window functions, and business-ready reports fast.
- 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 workload.What our students say
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