Re: SQL Humor

On Tue, 23 Aug 2005 00:38:01 +0200, Hugo Kornelis <hugo_at_pe_NO_rFact.in_SPAM_fo> wrote:

>On Mon, 22 Aug 2005 14:00:27 -0700, Gene Wirchenko wrote:
>
>>On Sat, 20 Aug 2005 00:49:14 +0200, Hugo Kornelis
>><hugo_at_pe_NO_rFact.in_SPAM_fo> wrote:
>>
>>[snip]
>>
>>>So what exactly is the difference between a number that might reach
>>>30,000 or a number that might reach 40,000? And how exactly is that
>>
>> Different machine instructions.

>Isn't an RDBMS all about abstracting away from implementation details?

     And here I thought it was about storing/retrieving checked data.

     Whether one uses, for example, a string or an integer for a particular column is an implementation detail.

>>>difference different from the difference between a 4096 character string
>>>and 4097 character string?
>>
>> This is just iterating a little more on the longer string.
>
>Toppling the size needed just over the maximum amount reserved for it in
>specific internal structures. Or, put more simply, it takes other
>machine instructions to handle.

     "more" not "other".

Sincerely,

Gene Wirchenko Received on Tue Aug 23 2005 - 18:57:58 CEST