From: | "soni de" <soni(dot)de(at)gmail(dot)com> |
---|---|
To: | "Ansgar -59cobalt- Wiechers" <lists(at)planetcobalt(dot)net> |
Cc: | pgsql-performance(at)postgresql(dot)org |
Subject: | Re: Regarding COPY command from Postgres 8.2.0 |
Date: | 2007-09-18 04:31:46 |
Message-ID: | 9f2e40a90709172131g26d681a1pf030910a1793f791@mail.gmail.com |
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Lists: | pgsql-performance |
We have upgraded postgres from 7.2.4 to 8.2.0.
We have program which executes COPY command and our new database is changed
having some extra columns in some tables.
Because of this, COPY commands are failing.
So, we wanted the option to COPY the data without specifying column names.
Thanks,
Sonal
On 9/14/07, Ansgar -59cobalt- Wiechers <lists(at)planetcobalt(dot)net> wrote:
>
> On 2007-09-14 soni de wrote:
> > In Postgres 7.2.4, COPY command is working fine even if tables have 6
> > fields but we are copying only 5 fields from the file
> >
> > But in Postgres 8.2.0, if table has 6 fields and we need to copy data
> > for 5 fields only, then we need to specify the column names too in
> > COPY command.
> >
> > Is there any configurable option, so that without specifying column
> > name in COPY command we can copy records in table as happened in
> > Postgres 7.2.4?
>
> I don't know if it is possible, but even if it were I'd strongly
> recommend against it, as you'd be relying on the order the columns were
> created in. That's a rather bad idea IMHO. Why would you want to avoid
> giving the names of the columns in the first place?
>
> Regards
> Ansgar Wiechers
> --
> "The Mac OS X kernel should never panic because, when it does, it
> seriously inconveniences the user."
> --http://developer.apple.com/technotes/tn2004/tn2118.html
>
> ---------------------------(end of broadcast)---------------------------
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> choose an index scan if your joining column's datatypes do not
> match
>
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