Murthy, doing some quick reading on InnoDB table definitions, it appears that MySQL itself keeps some info in the .frm file, while InnoDB keeps some info within the tablespace.

While you can easily move MyISAM table files about amongst MySQL database directories (mind you stop the server and that MySQL access permissions won't follow), the same appears to not be true for InnoDB.

I'm not sure what the best way to move or copy an InnoDB table or tables from one database to another is ... anyone?

Dan



murthy gandikota wrote:
Hi Dan
  The table was never dropped. I removed the agent.frm file and tried. Here is 
the output:
  mysql> desc agent;
ERROR 1146 (42S02): Table 'sfgn.agent' doesn't exist

Dan Buettner <[EMAIL PROTECTED]> wrote:
  Is the 'agent' table a current table, or one that got dropped at some point?

See http://dev.mysql.com/doc/refman/5.0/en/innodb-troubleshooting-datadict.html The last half seems relevant - it's pointing you to removing the .frm file manually. Personally, I'd mv it and not rm it.

Dan


murthy gandikota wrote:
Hi Dan
I've set the permissions to 777 for all the files and directories. Basically I did chmod -R 777 sfgnew. Also changed the ownership to mysql using chown -R mysql:mysql sfgnew.

Thanks!

*/Dan Buettner /* wrote:

Murthy, do you have appropriate permissions (777 works, or 775/770 if
owned by mysql user) on your new directory ('sfgnew')? If you don't
have execute permission for the mysql user on that dir, MySQL can't
list
the contents ...

Dan

murthy gandikota wrote:
I'm getting the following error
ERROR 1016 (HY000): Can't open file: 'agent.ibd' (errno: 1)

This is the output from mysqld

060613 19:59:34 InnoDB error:
Cannot find table sfgnew/agent from the internal data dictionary
of InnoDB though the .frm file for the table exists. Maybe you
have deleted and recreated InnoDB data files but have forgotten
to delete the corresponding .frm files of InnoDB tables, or you
have moved .frm files to another database?
Look from section 15.1 of http://www.innodb.com/ibman.html
how you can resolve the problem


Can anyone please help me figure this out?
Here are some pertinent facts:
a) stopped mysqld
b) copied files from sfg to sfgnew in the var directory
c) set the permissions to 777 (read, write, execute) for all the
files in sfgnew
d) restarted mysqld

Murthy
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