Dear Ann,
thank you very much for the detailed reply.
Regards
Martin
On Fri, Oct 2, 2015 at 5:09 PM, Köditz, Martin martin.koed...@it-syn.de
[firebird-support] wrote:
>
>
> I’m using integer IDs for primary keys in my tables. What if I would use
> varchar fields instead? Will I lose performance in that case, especially
> for big
Guten Tag ""Köditz,
on another list if have read the following comment on a similar
question
integers are compared as integers, one operation
strings are compared on a per characters basis
so changing your integer into a length 10 string would mean 10
comparisons instead of
At 10:09 a.m. 3/10/2015, Köditz, Martin martin.koed...@it-syn.de
[firebird-support] wrote:
>
>Im using integer IDs for primary keys in my tables. What if I would use
>varchar fields instead? Will I lose performance in that case, especially for
>big tables? Will joins still work as fast as
Hi,
I'm using integer IDs for primary keys in my tables. What if I would use
varchar fields instead? Will I lose performance in that case, especially for
big tables? Will joins still work as fast as they do for the integer column.
In my case I have a table TBL_BANK (
BANK_ID int,
BIC