>> Also I don’t like the fact that your patch not only removes
>> GLOB function, but also changes some user-visible interface.
>> It still would be OK if you wrote about it in commit message
>> or in doc request. For instance, as I understand from code,
>> percent symbol (‘%’) now works as star (‘*’) did before.
>> 
> 
> '*' from GLOB is subject to remove, '%' from LIKE still doing its work.
> Comments that use names of symbols from GLOB are changed to use LIKE
> syntax.

My bad. Original comments in source code turned out to be
incomplete and misleading a bit. 

>> Finally, to be honest I didn’t review ALL changed tests.
>> I looked through and they seem to be OK.
>> 
>> I’ve pushed also several non-functional fixes -
>> see branch np/gh-3251-where-like-hangs.
>> 
> 
> Don't have objections against your changes.
> 
>> Let's assume this as formal LGTM.

OK, then I am going to squash commits with fixes
and patch will be ready to push.

Kirill, note that updated branch to push is:
np/gh-3251-where-like-hangs