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What this article shares to you is about the regular expression query SQL sentences in MySQL, the editor thinks it is very practical, so I share it with you to learn. I hope you can get something after reading this article. Let's take a look at it.

As a kind of relational database, MySQL is one of its necessary functions to support SQL to add, delete, modify and query the database.

In the query function of SQL, when we encounter the most common application scenarios that need to retrieve or replace the text content that conforms to a certain pattern, we need to use regular expressions to match the special characters in the text according to the specified matching pattern. We can assume the following scenarios first:

Extract a phone number from a text

Find duplicate characters from a long string of characters

Replace sensitive words when reviewing articles.

[1] data preparation

Build a table:

The regular expressions supported by MySQL are:

These are the SQL statements of regular expression queries in MySQL. The editor believes that there are some knowledge points that we may see or use in our daily work. I hope you can learn more from this article. For more details, please follow the industry information channel.

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