Databases & SQL for Modern Applications

Relational design, SQL queries, indexing and when to use NoSQL and vector databases.

0.0 (0) 0 learners Beginner English 12–16 hours Developers / analysts Eng. Omar Khalil

What you'll learn

Design normalised relational schemas
Write SELECT, JOIN and aggregate queries
Use indexes and transactions
Choose between relational, NoSQL and vector stores
Learn with the Smart Instructor

This course has its own AI knowledge space. The Smart Instructor understands the syllabus, lessons and trainer materials, answers from them with citations, generates practice and adapts difficulty.

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Curriculum

3 sections · 6 lessons · 3.5 hours · 1 assessments

Tables, Keys and Relationships Preview 6 min
SELECT, JOIN and Aggregates 6 min
Indexes and Transactions 6 min

NoSQL Databases 6 min
Vector Databases for AI 6 min

Final Project: Build & Submit AI Lab 180 min

Description

Data is the foundation of every AI system. Learn to design databases and query them with SQL, using a learning-platform schema (users, courses, enrollments, quiz attempts) as the running example.

Prerequisites: None.

Skills you will build
Databases & SQLData Analysis

Final project (AI Lab)

Design a schema for a training platform and write 10 SQL queries that answer management questions (completion rates, top courses, at-risk learners).

Built in the AI Lab with your Smart Instructor, Coding, Debugging, Tutor and Assessment experts — evaluated against a rubric and reviewed by your trainer.

Your trainer

O
Eng. Omar Khalil
Software, Data & Cybersecurity
Software Engineer · Technology, Data & Cyber Academies

Omar is a senior software engineer who teaches practical Python, cloud, data and security skills.

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$24.99
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  • 3.5 hours of content
  • Smart Instructor with cited answers
  • AI-generated practice & adaptive remediation
  • Verifiable certificate of completion
Part of learning paths
AI-Era Software Developer