Peter Eisentraut <[EMAIL PROTECTED]> writes:
> Am Mittwoch, 7. November 2007 schrieb Heikki Linnakangas:
>> Why would you run a query like that in the first place? It seems like a
>> useless query as it is. Is there a bigger story behind it?

> The "1" is substituted from somewhere else.

Seems like textual substitution is not the optimal approach for such a
thing anyway --- why aren't they using a parameter?  This is hardly the
only gotcha, as an unadorned numeric literal might be taken as either
int, bigint, or numeric depending on its value.  I am sure there are
contexts in which a bigint might cause some surprising choices.

If they really want to stick with textual substitution, an explicit cast
inserted into the query seems the safest bet.

                        regards, tom lane

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