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>>What, really? There are many possible reasons that Google don't use an
>>RDBMS to index the web: stupidity, arrogance, excessive cost of an RDBMS,
>>sound engineering decisions, or a combination of these.
>I'm not saying Google are idiots. Clearly not. I was basically just
>questioning using them as some sort of counter point against RDBM systems.
>I think you could do the same thing they did with a RDBMS, but not on a
>bunch of low end computers. You would have to spend some cash.
If you take a look at the access patterns of google you should
be able to see that if you wanted to eliminate a lot of cpu's,
you'd need an exchange rate of 1 cpu for 100 disks or so.
That's not cost-effective at all.
Stephan Eggermont
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