Re: [SQL] HOW DO I... - Mailing list pgsql-sql

From Mathijs Brands
Subject Re: [SQL] HOW DO I...
Date
Msg-id 19991015152309.A1841@ilse.nl
Whole thread Raw
In response to HOW DO I...  (John C Cusick <jcc2@juno.com>)
List pgsql-sql
On Fri, Oct 15, 1999 at 08:54:01AM -0400, John C Cusick allegedly wrote:
> To All,
> 
> How do I select from one table into another table
> that already exists?
> 
> In other words, if I do a:
> select * into tblB from tblA where attrN like 'xxx';
> 
> and both table structures are identical I get a
> ERROR: Relation 'tblB' already exists
> 
> If I : select * into table tblB from tblA where attrN like 'xxx';
> 
> I get the same answer.
> 
> I also tried using 'update'
> 
> So, How do I update a smaller table from a larger table?
> 
> For those who wish to know, This is a large parts database that
> is updated monthly and I have divided it into smaller subsections for
> quick access through a web-based interface. Searching the original
> table is much too time consuming ( over 130,000 part #'s with Specs and
> Descriptions - all running on an ancient 80386).  And I would like 
> to avoid updating the smaller tables by re-building them from scratch.
> 
> Thanks for your time,
> 
> John C.

Shouldn't you be doing the following?

insert into tblB select * from tblA where attrN like 'xxx';

Mathijs


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