The data type is a guideline for SQL to understand what type of data is expected inside of each column, and it also identifies how SQL will interact with the stored data.

Jun 29, 2010 · 54 There is boolean data type in SQL Server. Its values can be TRUE, FALSE or UNKNOWN. However, the boolean data type is only the result of a boolean expression containing …

Nov 28, 2022 · SQL Server uses the bit data type that stores 0, 1, and NULL values that can be used instead of the TRUE, FALSE, and NULL values. In this tutorial, we will teach several examples to …

Now that you understand how Boolean data types are implemented in SQL Server and MySQL, let us explore how to handle Boolean data in SQL, including filtering and querying based on Boolean columns.

Jul 23, 2025 · Boolean expressions are a core concept in SQL, helping to filter and manipulate data based on conditions. These expressions evaluate to one of three Boolean values: TRUE, FALSE, or …

Sep 23, 2025 · Let’s learn everything you need to know about the SQL BOOLEAN type in all major relational database systems.

Jan 19, 2025 · Understanding how Boolean values work is crucial for managing logical operations in databases, and this article will explore the intricacies of the Boolean data type, its applications, and …

Aug 21, 2025 · A Boolean represents two possible values (true or false), and MySQL offers a way to store this binary logic with BIT. Technically, BIT (1) can store a single binary value (0 or 1), making it …

You will learn how to use the MySQL BOOLEAN data type, which is the synonym of TINYINT (1), and how to manipulate Boolean values.

Aug 6, 2019 · Do you need to store a boolean value in your SQL database? Does the data type even exist? Read this article and find out.