----- Original Message ----- 
From: "Vadim Gritsenko" <[EMAIL PROTECTED]>
To: <[email protected]>
Sent: Wednesday, March 31, 2004 11:02 PM
Subject: Re: Index pattern


> You don't need "url" part - except the case when you have lots of users 
> with same username but only some of them have "url'. In this artificial 
> example, you would create two indexes: first index on "[EMAIL PROTECTED]", so 
> you can find users by login quickly, and second on "url" element, to 
> filter out users who do not have url element. Hope you got the point - 
> you can have an index for each predicate you want to speed up.
> 
So I should use two indexes: 
-p [EMAIL PROTECTED]
-p url
I hope I got the point. Thanks for help.

Greetings,
Wojtek


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