Nice summary Tarique.  Sounds like the last word on this topic :-)

Regards,
Langdon

Dr. Tarique Sani wrote:
> From 
> http://dev.mysql.com/doc/refman/5.0/en/information-functions.html#function_last-insert-id
> 
> "The ID that was generated is maintained in the server on a
> per-connection basis. This means that the value returned by the
> function to a given client is the first AUTO_INCREMENT value generated
> for most recent statement affecting an AUTO_INCREMENT column by that
> client. This value cannot be affected by other clients, even if they
> generate AUTO_INCREMENT values of their own. This behavior ensures
> that each client can retrieve its own ID without concern for the
> activity of other clients, and without the need for locks or
> transactions."
> 
> HTH
> Tarique

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