I think it can not be done with default PostgreSQL functions and
operators, because you must compare two different columns of two rows
depending which row is on either side of the comparision.
But I think you can do this with the following steps:
1) create a new type as a 4-tupel of start_lat,
I think it can not be done with default PostgreSQL functions and
operators, because you must compare two different columns of two rows
depending which row is on either side of the comparision.
But I think you can do this with the following steps:
1) create a new type as a 4-tupel of start_lat,
On Fri, Mar 27, 2009 at 6:10 AM, Dominik Piekarski
d.piekar...@vivawasser.de wrote:
Oh, actually every row of the same id-range has the same start_lat/start_lng
coordinates as the predecessors end_lat/end_lng coordinates. But the
question remains the same. Is there a way to do something like
I am using a stored function to determine whether a table needs an update
or insert, based on the merge_db function in the postgres documentation.
(Not currently including it below because it's rather long, but other than
the fact that it contains 27 values, it's pretty much the same as that
Deirdre Hall d.h...@delcan.com writes:
I am using a stored function to determine whether a table needs an update
or insert, based on the merge_db function in the postgres documentation.
(Not currently including it below because it's rather long, but other than
the fact that it contains 27
And that would be where I went wrong. Thanks.
DHall
-Original Message-
From: Tom Lane [mailto:t...@sss.pgh.pa.us]
Sent: Wednesday, April 01, 2009 2:01 PM
To: Deirdre Hall
Cc: pgsql-sql@postgresql.org
Subject: Re: [SQL] Stored function not accepting null value?
Deirdre Hall
Hello,
I am having a problem with a FUNCTION.
The function creates just fine with no errors.
However, when I call the function postgres produces an error.
Perhaps someone can enlighten me.
--I can reproduce the error by making a test function
--that is much easier to follow that the
On Wednesday 01 April 2009 4:31:20 pm Peter Willis wrote:
Hello,
I am having a problem with a FUNCTION.
The function creates just fine with no errors.
However, when I call the function postgres produces an error.
Perhaps someone can enlighten me.
--I can reproduce the error by making a