> Date: Mon, 6 Apr 2009 10:07:01 -0500
> From: peter.braw...@earthlink.net
> To: defati...@hotmail.com
> CC: mysql@lists.mysql.com
> Subject: Re: One to many relationship
>
> Abdul,
>
> Is this what you mean?
>
> CREATE TABLE Table1 (
> table1_id INT UNSIGNED PRIMARY KEY AUTO INCREMENT,
> entrydate TIMESTAMP
> )ENGINE=INNODB;
> CREATE TABLE table2 (
> table2_id INT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
> table1_id INT UNSIGNED NOT NULL,
> entrydate TIMESTAMP,
> FOREIGN KEY(table1_id) REFERENCES table1(table1_id)
> )ENGINE=INNODB;
>
> After this, the DB engine will ensure that any table1_id value you try
> to insert in table2 actually exists in table1. See the manual page for
> foreign keys.
>
> PB
>
Yeah PB. Thanks.
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