Search Postgresql Archives

Re: How to create primary key

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

On 11/06/07 03:15, Richard Huxton wrote:
> Reg Me Please wrote:
>> Hi all.
>>
>> What'd be the syntax to create a primary key on an already build table?
> 
> Hmm - so you want to sort of alter a table and add a primary key
> constraint to an existing column?

While I understand your feelings, I must disagree.

That's because adding a secondary index does not have the same sort
of syntax:
ALTER TABLE foo ADD INDEX (some, existing, columns);

> ALTER TABLE my_table ADD PRIMARY CONSTRAINT (existing_column);
> 
> All in the manuals:
> http://www.postgresql.org/docs/8.2/static/sql-altertable.html
> 


- --
Ron Johnson, Jr.
Jefferson LA  USA

Give a man a fish, and he eats for a day.
Hit him with a fish, and he goes away for good!

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.6 (GNU/Linux)

iD8DBQFHMFr/S9HxQb37XmcRAuqfAKCzmYeBU4dVXorvQxBUYIoQuw9YcgCeOve1
NUtFo4N/sC4julpZmMvLN0s=
=qcCO
-----END PGP SIGNATURE-----

---------------------------(end of broadcast)---------------------------
TIP 4: Have you searched our list archives?

               http://archives.postgresql.org/

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Postgresql Jobs]     [Postgresql Admin]     [Postgresql Performance]     [Linux Clusters]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Postgresql & PHP]     [Yosemite]
  Powered by Linux