Core Query

Description
The Core Query tariff is the perfect bridge between basic SQL knowledge and more advanced work with data. It focuses on building confidence in writing structured and efficient queries. You will learn how to combine multiple conditions, work with subqueries, and organize data more effectively. The course helps you move from simple SELECT statements to understanding the logic behind complex queries.

What you will learn

• Combining multiple conditions using AND, OR, and NOT
• Working with subqueries and temporary results
• Sorting and limiting data effectively
• Using aggregate functions with proper grouping
• Creating clean and readable SQL code
• Building logical query structures step by step

This course is for you, if… You already understand basic SELECT queries and want to develop a more structured and confident approach to working with SQL.

4 modules
Conditions / Subqueries / Grouping & Aggregates / Structured Queries

Includes

• 12 hours of study
• 14 lessons
• Email support