From: | Guillaume Perréal <perreal(at)lyon(dot)cemagref(dot)fr> |
---|---|
To: | database(at)gurubase(dot)com |
Cc: | pgsql-general(at)postgreSQL(dot)org |
Subject: | Re: Can't copy from file into table |
Date: | 2000-08-03 14:37:35 |
Message-ID: | 398983AF.7D369048@lyon.cemagref.fr |
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Thread: | |
Lists: | pgsql-general |
database(at)gurubase(dot)com wrote:
>
> Dear all,
>
> I am using
> copy tableA from '/tmp/A.data' and have the following error:
>
> Unable to identify an operatior '=' for types 'varchar'
> You will have to retype this query using an explicit cast.
>
> What is "an explicit cast"?
Something like this:
SELECT '0.80'::float;
The '::float' tell Postgresql to cast '0.80' (a string) in to a real number
(float).
But you can't use an explicit cast in your query. I think the problem comes out
of your table definition.
>
> Best regards,
> Boris
--
Guillaume Perréal - Stagiaire MIAG
Cemagref (URH), Lyon, France
Tél: (+33) 4.72.20.87.64
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