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04-16-2008, 01:28 AM
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 Re: cursor control > -----Original Message----- > From: Johann Zuschlag [mailto:zuschlag2@online.de] > Sent: 07 October 2005 15:53 > To: Dave Page > Cc: pgsql-odbc@postgresql.org > Subject: cursor control > > Hi Dave, > > I don't understand the following in qresult.c: > > 503: /* Speed up access */ > 504: int fetch_count = self->fetch_count; > > And then: > > 515: if (fetch_count < fetch_count) > 516: { > 517: /* return a row from cache */ > 518: mylog("next_tuple: fetch_count < fcount: > returning tuple %d, fcount = %d\n", fetch_count, > num_backend_rows); > 519: self->tupleField = the_tuples + > (fetch_count * self->num_fields); /* next row */ > 520: self->fetch_count++; > 521: return TRUE; > 522: } > 523: else if (self->num_backend_rows < self->cache_size) > > Maybe I'm misled. But I assume (fetch_count < fetch_count) > will never > become true. Probably not :-). I would guess that it should read: if (fetch_count < num_backend_rows) However Anoop and Sivakumar are fixing Use Declare/Fetch at the moment which means they are probably hacking code around here so I don't want to go tweaking things right now. Regards, dave. ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend      |
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