title: SQL: what kind of relation (1:1, 1:m, m:m,...) there is between this two tables?
body: <p>what kind of relation (1:1, 1:m, m:m, whatever) there is between this two tables? </p>
  
  <pre><code>CREATE TABLE IF NOT EXISTS `my_product` (
    `id` int(11) NOT NULL auto_increment,
    `price` float default NULL,
    PRIMARY KEY  (`id`)
  ) ENGINE=InnoDB DEFAULT CHARSET=latin1 AUTO_INCREMENT=1 ;
  
  CREATE TABLE IF NOT EXISTS `my_product_i18n` (
    `id` int(11) NOT NULL,
    `culture` varchar(7) NOT NULL,
    `name` varchar(50) default NULL,
    PRIMARY KEY  (`id`,`culture`)
  ) ENGINE=InnoDB DEFAULT CHARSET=latin1;
  
  
  ALTER TABLE `my_product_i18n`
    ADD CONSTRAINT `my_product_i18n_FK_1` FOREIGN KEY (`id`) REFERENCES `my_product` (`id`);
  </code></pre>