Skip to content
APEX FLOWACADEMY
MENU

Glossary term

What is Subquery?

In Apex Flow Academy, "Subquery" means: A query written in brackets inside another query, whose answer the outer query uses. It is taught in SQL: Ask Any Database Any Question. Related terms include Fan-out, CTE (WITH), Grain and Window function. Every Apex Flow Academy course lists the official sources it checked.

  • 1 course teaches it
  • plain-word definition

The facts

What is Subquery?

A query written in brackets inside another query, whose answer the outer query uses.

Where is Subquery taught?

Subquery is defined in SQL: Ask Any Database Any Question.

Which lessons cover Subquery?

These lessons name it in their title or objectives:

  • SQL: Ask Any Database Any Question, lesson 5.3: Subqueries: A Query Inside a Query
Which terms are related to Subquery?

Next to Subquery in the course glossaries: Fan-out, CTE (WITH), Grain, Window function, LEFT JOIN, Transaction, INNER JOIN and Reconcile.

The hard questions, answered straight

Bold questions people really ask. Each answer comes from the course data or a settled Academy fact.

Do I need experience before I learn Subquery?

It depends on the course. Each course that teaches it lists its own prerequisites, and all are listed at beginner level:

  • SQL: Ask Any Database Any Question: No coding or database experience is needed.

Related