Comments on: How to calculate logical file size http://itknowledgeexchange.techtarget.com/itanswers/how-to-calculate-logical-file-size/ Fri, 24 May 2013 06:06:29 +0000 hourly 1 By: tomliotta http://itknowledgeexchange.techtarget.com/itanswers/how-to-calculate-logical-file-size/#comment-74844 tomliotta Sun, 14 Mar 2010 01:08:34 +0000 #comment-74844 Does anyone know a simple way of estimating the size (IBM has a formula in the manuals, but I can’t make out what to do with it).

Simplest way for me is to test it physically. Create the index and add 100, 5000, 10000 entries. The more increments you can use, the better your trendlines will be.

I might work the formulas if you supply key length and access path size.

Tom

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