On 8/23/12 1:09 PM, Lew Schwartz wrote:
> Unless speed is of the utmost importance, I've used
> 
> select max(idno)+1 as idno from target into cursor nextkey
> 
> to get the next value.

Sorry, but I disagree. You'd have to do this inside a locking mechanism, unless 
you
are only talking about a single user. How is using an integer simpler than 
using a
random, virtually guaranteed to be unique string?

> The problem with autoincrement is that can be very time consuming to fix
> after a system crash.

The problem with autoincrement is that you are relying on an opaque algorithm.

Paul


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