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Subqueries in MySQL

A subquery is a type of query that is embedded—or nested—into a data manipulation language (DML) statement. The subquery itself is typically a SELECT statement, although you can also use a TABLE statement or VALUES statement. Even so, the SELECT statement continues to be the most common choice for subqueries, and that’s the one I focus on in this article.

2023-01-11

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RegEx Functions I

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Question of the Day

RegEx Functions I

Which of these RegEx functions need compatibility level 170 in SQL Server 2025?

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