Re: join two tables without a key
| От | Raymond O'Donnell |
|---|---|
| Тема | Re: join two tables without a key |
| Дата | |
| Msg-id | 4BB7201B.3020501@iol.ie обсуждение исходный текст |
| Ответ на | join two tables without a key (Dino Vliet <dino_vliet@yahoo.com>) |
| Ответы |
Re: join two tables without a key
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| Список | pgsql-general |
On 03/04/2010 11:16, Dino Vliet wrote: > Hi postgresql list, If I have two tables with the same number of rows > but different columns and I want to create one table out of them what > would be the way to do that in postgresql? > > Table A has N number of rows and columns X,Y,Z and Table B has N > number of rows and P,Q,R as columns. None of the tables have a > column which can be used as a key. > > The resulting table should have N number of rows and X,Y,Z,P,Q,R as > columns. How do the rows in the tables relate to each other? You need to decide first how you match the rows in A and B. Ray. -- Raymond O'Donnell :: Galway :: Ireland rod@iol.ie
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