Re: Checking is TSearch2 query is valid - Mailing list pgsql-general

From Benjamin Arai
Subject Re: Checking is TSearch2 query is valid
Date
Msg-id 500554F8-D3FF-48D2-A461-3A748BA1EA0F@benjaminarai.com
Whole thread Raw
In response to Re: Checking is TSearch2 query is valid  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Checking is TSearch2 query is valid
List pgsql-general
Ok,  this appears to have worked but I have to check for exception
code "OTHERS" because I could not figure out what the actual code
being thrown was.  Is there a specific exception code for:

ERROR:  no operand in tsearch query: "("

Thanks for the help!

Benjamin

On Sep 9, 2007, at 7:54 AM, Tom Lane wrote:

> Benjamin Arai <me@benjaminarai.com> writes:
>> Is there a way to pass a query to PostgreSQL to check if the
>> TSeasrch2 search text is valid?  For example,
>> SELECT to_tsquery('default', '!');
>> returns an error.  I want to know if there is a way  get true/false
>> for the '!' portion of the query?
>
> The generic solution to this type of problem is to write a function
> that
> tries to do whatever-it-is-that-throws-an-error inside a plpgsql
> BEGIN/EXCEPTION block, and catch the errors you are expecting.
>
>             regards, tom lane
>


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