Am Mo, 2003-08-25 um 18.53 schrieb Luis H.:
> Hi,
> I'm looking for a good treatment of searching through tables in
> PostgreSQL. I've read the doc, so I can build searches using
> LIKE/SIMILAR TO/~ , but it would be really useful if I could read up
> on strategies for executing queries (both for good results, and for
> efficiency).
>
> In the absence of that, I'm currently trying to figure out if it is
> feasible to sort my matches as follows: I have column A and column B,
> I execute a search for certain words in A OR certain words in B, I'd
> like to sort it so that documents that match both A and B appear
> first, then A, then B. Or how about sorting such that the rows that
> matched the most words in the search string appear first? I dont know
> if such sorting would require joins and subqueries such that it would
> take up a lot of resources. Any tips would be appreciated!
>
> Thanks.
> - Luis
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