Re: rollback in C functions

Thank you, i will try this, honestly i was checking if PGResult is NULL,
when i trigger the exception i always get NULL so i did not any further but
i will try this .....

On 19 February 2015 at 16:22, John R Pierce <pierce(at)hogranch(dot)com> wrote:

> On 2/19/2015 2:02 PM, Juan Pablo L wrote:
>
>> Thank you Alvaro, i m afraid ereport seems to be the way, that it is
>> complicated to catch this error code in the code of the caller. cause you
>> have to use a callback etc etc
>>
>
> a query that triggers ereport(ERROR,....) should return a PGresult* that
> you pass to PQresultStatus(), which should indicate PGRES_FATAL_ERROR, so
> you then call PQresultErrorField(PGresult, PG_DIAG_SQLSTATE) to get back
> the SQLSTATE code.
>
>
>
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> john r pierce 37N 122W
> somewhere on the middle of the left coast
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