[Lazarus] Postgres database again...

Joao Morais post at joaomorais.com.br
Tue May 27 16:36:44 CEST 2008


Michael Van Canneyt wrote:
> 
> On Tue, 27 May 2008, Graeme Geldenhuys wrote:
> 
>> And with a product as popular as MS SQL Server, @@identify is a 
>> nightmare. Knowing you have a guaranteed unique ID from the start is a 
>> big plus.

Why? Btw you don't need to know the ID before store the objects since 
you are using a persistence framework.

> Just nitpicking:
> 
> A guid is not guaranteed unique. It's just very very unlikely that doubles
> appear, given that it is a 64-bit number.

It's very very very very unlikely, and it is a 128 bits number.

Joao Morais



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