Re: trying to pattern match to a value contained in a column

Beth Gatewood <bethg(at)mbt(dot)washington(dot)edu> writes:
> I hope this isn't because I am using 6.3 (yes...I know it is very very
> old but this is currently where the data is!)

> here is the query:
> select * from av34s1 where chromat ~~ ('%' || sample || '%');
> ERROR: parser: syntax error at or near "||"

I seem to recall that || (and most other operators) wasn't
considered associative by the grammar way back when.
Try a fully parenthesized expression:

select * from av34s1 where chromat ~~ (('%' || sample) || '%');

regards, tom lane

PS: And do think about updating soon, hmm?