Andres Freund <> writes:
> On Monday 05 April 2010 16:28:35 Oliver Kindernay wrote:
>> i am using this request:
>> select url from test2 where url ~* '^URLVALUE\\s*$';
> Depending on your locale it might be sensible to create a text_pattern_ops
> index - see the following link:
text_pattern_ops won't help for a case-insensitive search. The best bet
here would be to index on a case-folded, blank-removed version of the
create index ... on (normalize(url))
select ... where normalize(url) = normalize('URLVALUE')
where normalize() is a suitably defined function.
Or if it's okay to only store the normalized form of the string,
you could simplify that a bit.
regards, tom lane