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This article mainly introduces "update regular replacement sql sentence in mysql". In daily operation, I believe that many people have doubts about the problem of update regular replacement sql sentence in mysql. Xiaobian consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubt of "update regular replacement sql sentence in mysql". Next, please follow the editor to study!

The following update statement executes replacing test in www.test.com with abc

Program code

Example:

Update test SET url= REPLACE ('www.test.com','test',' abc') Where url REGEXP www.test.com

If there is something similar in the record

Www.test.com

Www.test1.com

Www.test2.com

To turn these records into www.abc.com, execute the sql statement as follows

Update test SET url= REPLACE ('www.test.com','test',' abc') Where url REGEXP'^ (www.test)'

Regularization is very flexible, but there are very complex situations, regularization is not necessarily more efficient than other methods, you don't have to cling to a tree, and sometimes you may learn more by trying new methods.

At this point, the study of "update regular replacement sql statement in mysql" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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