The regular expressions have more meta-characters to construct flexible patterns. The advantage of using regular expression is that you are not limited to search for a string based on a fixed pattern with the percent sign (%) and underscore (_) in the LIKE operator. ![]() ![]() A regular expression is widely used in almost platforms from programming languages to databases including MySQL. It is a powerful tool that gives you a concise and flexible way to identify strings of text e.g., characters, and words, based on patterns.įor example, you can use regular expressions to search for email, IP address, phone number, social security number, or anything that has a specific pattern.Ī regular expression uses its own syntax that can be interpreted by a regular expression processor. Introduction to regular expressionsĪ regular expression is a special string that describes a search pattern. ![]() Summary : in this tutorial, you will learn how to use the MySQL REGEXP operator to perform complex searches based on regular expressions.
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