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MySQL Function Reference

MySQL BIT_OR() Function

Learn how to use the MySQL BIT_OR aggregate function for summary queries and reports.

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Syntax

BIT_OR(expression)

Basic Example

SELECT BIT_OR(total) AS result
FROM orders;

When to use it

Use BIT_OR when you need a aggregate operation in MySQL. This page is designed as a quick reference for developers, analysts, and students comparing SQL dialects.

Common mistake

A common mistake is copying syntax from another SQL dialect. Always verify function name, argument order, and formatting tokens for MySQL.

Related SQL Functions

FAQ

Is BIT_OR available in every SQL database?

Not always. Function names and argument behavior can differ across SQL engines.

Can I use this in SELECT queries?

Yes. Most SQL functions are commonly used in SELECT and often in WHERE, ORDER BY, and GROUP BY depending on the function.