SQL intercepts the data before and after the '.'

Want to make APP Same thing as WeChat , Can run small programs smoothly ？ | Experience will send you to Xinjiang 、 Huawei 、 Cherry keyboard ！>>>

-- take '.' Data before substr( Field , The starting position , End position ) locate('.',name)： Get the following table of characters
 

SELECT *,(substr(name,1,locate('.',name)-1)) as namex FROM file_selection WHERE xxxxx='0';
SELECT *,(substr(name,locate('.',name)-1),length(name)) as namex FROM file_selection WHERE xxxxx='0';