本文介绍了忽略空格的查询的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

运行查询以便字段中的空格是
被忽略的最佳方法是什么?例如,以下查询:

  SELECT * FROM mytable WHERE username =JohnBobJones
SELECT * FROM mytable WHERE username =John Bob Jones

会找到以下条目:

  John Bob Jones 
JohnBob Jones
JohnBobJones

我使用php或python,但我认为这没关系。

解决方案

p> SELECT * FROM mytable
WHERE REPLACE(username,'','')= REPLACE(John Bob Jones,'','')


What's the best way to run a query so that spaces in the fields areignored? For example, the following queries:

SELECT * FROM mytable WHERE username = "JohnBobJones"    
SELECT * FROM mytable WHERE username = "John Bob Jones"

would find the following entries:

John Bob Jones
JohnBob Jones
JohnBobJones

I am using php or python but I think this doesn't matter.

解决方案
SELECT * FROM mytable 
    WHERE REPLACE(username, ' ', '') = REPLACE("John Bob Jones", ' ', '')

这篇关于忽略空格的查询的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持!

10-09 22:07