Nov 18, 2021 · Here are 5 SQL subquery examples demonstrating how to use scalar, multirow, and correlated subqueries in the WHERE, FROM, JOIN, and SELECT clauses.

Jan 2, 2025 · In this article, We will learn about Subquery in a SELECT statement by understanding various examples and output in detail. A subquery (also known as a nested query or inner query) is a query placed inside another query. The subquery returns a result that is used by the outer query.

Apr 14, 2025 · What is SQL Subquery? In SQL, a subquery can be defined as a query embedded within another query. It is often used in the WHERE, HAVING, or FROM clauses of a statement. Subqueries are commonly used with SELECT, UPDATE, INSERT, and DELETE statements to achieve complex filtering and data manipulation.

A subquery is an SQL query nested inside another query. The query that contains a subquery is known as an outer query. To write a subquery, you need to have a deep understanding of the SELECT statement: SELECT select_list FROM table1 INNER JOIN table2 ON join_condition WHERE filter_condition; Code language: SQL (Structured Query Language) (sql)

The objective of this SQL Server tutorial is to teach you how to use a SUBQUERY in a SQL statement to expand the scope of operation of the statement and to narrow its focus with respect to the output and get more specific output.

We can use a SQL subquery to embed SELECT statements in a SELECT statement. Subqueries can also be embedded within the FROM and WHERE clause.

Mar 25, 2025 · Learn how to use subqueries in SQL for advanced data manipulation and analysis. Explore different types of SQL subqueries, usage methods, applications, and best practices.

SQL subqueries are queries inside another query. In this tutorial, you will learn about subqueries in SQL with the help of examples.

Dec 12, 2023 · In this article, we present various ways of employing subqueries to create complex queries. We start by introducing SQL subqueries along with common use cases. Then we’ll walk you through 15 SQL subquery practice exercises – complete with solutions and explanations.

May 13, 2019 · This tutorial section introduces the topic of subqueries by presenting easy-to-follow code samples that demonstrate the use of subqueries in WHERE clauses, SELECT list items, and with INSERT, UPDATE, and DELETE statements.