Re: [SQL] HOW DO I...
От | Mathijs Brands |
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Тема | Re: [SQL] HOW DO I... |
Дата | |
Msg-id | 19991015152309.A1841@ilse.nl обсуждение исходный текст |
Ответ на | HOW DO I... (John C Cusick <jcc2@juno.com>) |
Список | 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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