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Re: Bad Timestamp Error with COPY

From: Stephan Szabo <sszabo(at)megazone(dot)bigpanda(dot)com>
To: Sharon Schooley <schooleys(at)co(dot)kern(dot)ca(dot)us>
Cc: pgsql-admin(at)postgresql(dot)org
Subject: Re: Bad Timestamp Error with COPY
Date: 2004-11-10 22:14:22
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-admin
On Wed, 10 Nov 2004, Sharon Schooley wrote:

> I am new to Postgresql. I'm trying to load tables from SQLServer bcp
> export, comma delimited.  I'm loading datetime datatype into timestamp.
> I've loaded one table successfully and failed on others with the same
> error:
> Bad timestamp external representation ''.
> The table that loaded successfully had datetime data in the exact same
> format as this one. I have taken this file apart and successfully loaded
> it one or two fields at a time, including the datetime fields (into
> timestamp) but it will not load as is. I've changed the delimiter to \t
> and tried \. at the end.  I've changed the field types from timestamp to
> char(25) and it loaded fine. I tried to create another table and cast to
> timestamp from char.  That's not allowed.
> Any help will be appreciated.
> Here is the version, the table description, the COPY stmt with error,
> and the input file(it's only one row).
> ems=# select version();
> PostgreSQL 7.3.4 on i686-pc-linux-gnu, compiled by GCC gcc (GCC) 3.3.1 (SuSE Linux)
> ems=# \d edadvisor_char;
> Table "public.edadvisor_char"
>  advisor1             | character varying(60)
>  whenent1           | timestamp without time zone
>  advisor2             | character varying(60)
>  whenent2           | timestamp without time zone
>  advisor3             | character varying(60)
>  whenent3           | timestamp without time zone
>  advkey               | character(1)
>  whenchange       | timestamp without time zone
>  bhhwhenchange  | timestamp without time zone
>  bmhwhenchange | timestamp without time zone
>  kmcwhenchange | timestamp without time zone
>  merwhenchange  | timestamp without time zone
>  sjhwhenchange   | timestamp without time zone
> ems=# copy edadvisor_char from '/home/xxxxxx/test_data.txt' using delimiters ',';
> ERROR:  copy: line 1, Bad timestamp external representation ''
> ems=#
> ****** test_data.txt ********

Breaking it up:
> Off E.D. Rotation,
> 2004-09-01 00:00:01.000,
> testing,
> 2004-09-01 00:00:06.000,

whenent3 is getting an empty string for its date and that's not allowed.
If you want empty strings in the file to be treated as null, you can use

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