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From:Heikki Tuuri Date:December 17 2003 9:32pm
Subject:Re: foreign keys.
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Mofeed,

if you are using a relatively recent version of 4.0, or 4.1.1, please look
with

SHOW INNODB STATUS\G

what is the latest FOREIGN KEY error.

Best regards,

Heikki Tuuri
Innobase Oy
http://www.innodb.com
Foreign keys, transactions, and row level locking for MySQL
InnoDB Hot Backup - hot backup tool for InnoDB which also backs up MyISAM
tables

Order MySQL technical support from https://order.mysql.com/

----- Original Message ----- 
From: "Mofeed Shahin" <mofeed.shahin@stripped>
Newsgroups: mailing.database.myodbc
Sent: Wednesday, December 17, 2003 1:19 AM
Subject: Re: foreign keys.


>
> mysql> CREATE TABLE foo (
>     ->          ID INT PRIMARY KEY,
>     ->          note VARCHAR(50),
>     ->          First_Name VARCHAR(50),
>     ->          Last_Name VARCHAR(50),
>     ->          FOO_ID INT,
>     ->          INDEX(FOO_ID),
>     ->          INDEX(First_Name, Last_Name),
>     ->          FOREIGN KEY (FOO_ID) REFERENCES foo(ID),
>     ->          FOREIGN KEY (First_Name, Last_Name) REFERENCES Blah
> (First_Name, Last_Name)
>     ->          ) TYPE=INNODB;
> ERROR 1005: Can't create table './moftest/foo.frm' (errno: 150)
>
> Mof.
>
> On Tue, 16 Dec 2003 07:54 pm, Victoria Reznichenko wrote:
> > Mofeed Shahin <mofeed.shahin@stripped> wrote:
> > > Still doesn't work.... But thanks for trying.
> >
> > Worked fine for me:
> >
> > mysql> CREATE TABLE Blah (
> >     ->         ID INT PRIMARY KEY,
> >     ->         Fname VARCHAR (50),
> >     ->         Lname VARCHAR (50),
> >     ->         UNIQUE (Fname, Lname)
> >     -> ) TYPE=INNODB;
> > Query OK, 0 rows affected (0.11 sec)
> >
> > mysql> CREATE TABLE foo (
> >     -> ID INT PRIMARY KEY,
> >     -> note VARCHAR(50),
> >     ->  Fname VARCHAR(50),
> >     -> Lname VARCHAR(50),
> >     -> FOO_ID INT,
> >     -> INDEX(FOO_ID),
> >     -> INDEX(Fname, Lname),
> >     -> FOREIGN KEY (FOO_ID) REFERENCES foo(ID),
> >     -> FOREIGN KEY (Fname, Lname) REFERENCES Blah (Fname, Lname)
> >     -> ) TYPE=INNODB;
> > Query OK, 0 rows affected (0.10 sec)
> >
> > > Mof.
> > >
> > > On Tue, 16 Dec 2003 11:40 am, Aftab Jahan Subedar wrote:
> > >> If you have foreign key then add a key for each,
> > >> so the
> > >>
> > >>  > CREATE TABLE foo (
> > >>  >    ID INT PRIMARY KEY,
> > >>  >    note VARCHAR(50),
> > >>  >    Fname VARCHAR(50),
> > >>  >    Lname VARCHAR(50),
> > >>  >    FOO_ID INT,
> > >>  >    INDEX(FOO_ID),
> > >>
> > >>        KEY(Fname,Lname), #here this one--if it does not work,its not
me
> > >>
> > >>  >    FOREIGN KEY (FOO_ID) REFERENCES foo(ID),
> > >>  >    FOREIGN KEY (Fname, Lname) REFERENCES Blah (Fname, Lname)
> > >>  > ) TYPE=INNODB;
> >
> > --
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> >    __  ___     ___ ____  __
> >   /  |/  /_ __/ __/ __ \/ /    Victoria Reznichenko
> >  / /|_/ / // /\ \/ /_/ / /__   Victoria.Reznichenko@stripped
> > /_/  /_/\_, /___/\___\_\___/   MySQL AB / Ensita.net
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>
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Thread
foreign keys.Mofeed Shahin15 Dec
  • Re: foreign keys.Paul DuBois15 Dec
    • Re: foreign keys.Mofeed Shahin15 Dec
      • Re: foreign keys.Victoria Reznichenko15 Dec
        • Re: foreign keys.Mofeed Shahin15 Dec
          • Re: foreign keys.Aftab Jahan Subedar16 Dec
            • Re: foreign keys.Chris Nolan16 Dec
              • Re: foreign keys.Mofeed Shahin16 Dec
            • Re: foreign keys.Mofeed Shahin16 Dec
              • Re: foreign keys.Victoria Reznichenko16 Dec
                • Re: foreign keys.Mofeed Shahin17 Dec
                  • Re: foreign keys.Victoria Reznichenko17 Dec
                    • Re: foreign keys.Mofeed Shahin17 Dec
      • RE: foreign keys.Bob Loeffler15 Dec
Re: foreign keys.Heikki Tuuri17 Dec
  • Re: foreign keys.Mofeed Shahin17 Dec
Re: foreign keys.Heikki Tuuri17 Dec
  • Re: foreign keys.Mofeed Shahin17 Dec
Re: foreign keys.Heikki Tuuri18 Dec
  • Re: foreign keys.Mofeed Shahin18 Dec