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From:Paul DuBois Date:March 17 2004 6:21pm
Subject:Re: PRIMARY KEY in mysql 4.0.18
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At 15:02 -0300 3/17/04, Geilson Coutinho Figueiredo wrote:
>Hi,
>
>    I would like to know what happen when I create an table without a 
>Primary Key. Does MySQL create an "hide" primary key?

For InnoDB and BDB, yes.

Otherwise, no.


-- 
Paul DuBois, MySQL Documentation Team
Madison, Wisconsin, USA
MySQL AB, www.mysql.com

MySQL Users Conference: April 14-16, 2004
http://www.mysql.com/uc2004/
Thread
PRIMARY KEY in mysql 4.0.18Geilson Coutinho Figueiredo17 Mar
  • Re: PRIMARY KEY in mysql 4.0.18Paul DuBois17 Mar