Re: A couple of newbie questions ...

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От A. Kretschmer
Тема Re: A couple of newbie questions ...
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Msg-id 20080723101655.GD28492@a-kretschmer.de
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Ответ на A couple of newbie questions ...  (admin <mick@mjhall.org>)
Список pgsql-general
am  Wed, dem 23.07.2008, um 19:18:15 +0930 mailte admin folgendes:
> 1. Is a SEQUENCE what I use instead of auto_increment?

Yes.


>
> 2. Does this work in PostgreSQL:
>
> INSERT INTO table VALUES ('x','y','z')
>
> or do I need to do this
>
> INSERT INTO table (fld_x,fld_y,fld_z) VALUES ('x','y','z')

Both worked, but it is better to list the columns. If you change later
the table-design, the first (without column-list) insert fails.


>
> ?
>
> 3. Does this work in PostgreSQL:
>
> INSERT INTO table VALUES ('','y','z')
>
> where the empty first item is intended for an auto_increment/SEQUENCE id
> field?
> If not, what is an alternative?

Use 'default' instead (without the ') or omit this column in the
column-list.


HTH, Andreas
--
Andreas Kretschmer
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