We don’t always need all rows from the table as part of the final results set. You can use one (or more) of the comparison operators to filter the rows with a WHERE clause conditional. In this post, we are looking at the equality comparison operator (=)…
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Equality Comparison Operator
To check if any column value is equal to some other value, you use the equality comparison operator (=).
This will typically (but not always) be in the form of:
column_name = some_value
Recommended Reading
Visit these articles to learn more MySQL:
- SELECT clause queries — MySQL Beginner Basics Series.
- Limit Rows with the WHERE clause — MySQL Beginner Series
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Disclaimer: The majority of examples in this post, are performed in a personal development/learning workstation environment and should not be considered production quality or ready. Your particular goals and needs may vary. Like always, just because you can do something doesn’t mean you should. My opinions are my own.
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Code, content, and community for developers.
The LAMP stack and the PHP technologies and frameworks it runs.
📰 OpenLampTech has sponsorship opportunities for your brand, product, or service in the weekly newsletter. As an independent publication, collaboration is very affordable.