SQL Find & Replace part of a string

Question

I\'m trying to find certain text \"catid=18\" in a string, where each string is different except for this. I\'ve used this query below before, except it only seems to work if yo

Answer 1

Not sure if that is what you want. But it will return 1 if catid=any_num is found and 0 if not:

select 'some_text catid=18 some_text' REGEXP 'catid=[0-9]+'

Answer 2

Maybe you need:

update TABLE_NAME
set FIELD_NAME = 'goodvalue'
WHERE FIELD_NAME = 'badvalue';