23
23
select length(uuid()), charset(uuid()), length(unhex(replace(uuid(),_utf8'-',_utf8'')));
24
24
length(uuid()) charset(uuid()) length(unhex(replace(uuid(),_utf8'-',_utf8'')))
31
26
select length(format('nan', 2)) > 0;
32
27
length(format('nan', 2)) > 0