[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
More information about the Lazarus
mailing list