how to add foreign key in alter command

2009-05-16 Thread Nathan Huang
Hi guys Please tell me the command syntax, how to add a colmmen foreign key in alter syntax thanks -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe:http://lists.mysql.com/mysql?unsub=arch...@jab.org

Confused about syntax for specific join with 3 tables

2009-05-16 Thread David M. Karr
I've been doing some experimenting with the data model from the "MySQL" book (Addison Wesley). I have no trouble understanding joins between two tables, but I'm finding it's a little confusing when 3 or more tables are involved. I'm going to cite a particular set of tables and a specific quer

Re: Replication config

2009-05-16 Thread Scott Haneda
On May 16, 2009, at 12:28 AM, Simon J Mudd wrote: I also, in section [mysqld] # Begin slave config 05/14/2009 server-id = 2 master-host = ip.add.re.ss master-user = user-replicate master-password = xx master-port = 3306 # End slave config No. not necessary as the information is stored in t

Re: Replication config

2009-05-16 Thread Simon J Mudd
On Fri, May 15, 2009 at 12:48:18AM -0700, Scott Haneda wrote: > > Also, how do I set the slave to be read only? I set read-only in > my.cnf and it made all databases read only. SET GLOBAL read_only = true; and as you've done in the my.cnf file. Unless the user has SUPER rights he can't chang

Re: Replication config

2009-05-16 Thread Simon J Mudd
On Thu, May 14, 2009 at 04:45:44PM -0700, Scott Haneda wrote: > >It's true that initial mysql replication setup is a bit fiddly, but > >once you've done it once or twice it's not so hard. > > I have it set up and working in test. I will redo it again once I get > a better handle on it. I am