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st: RE: joinby command and memory issues

From   "Weichle, Thomas" <>
To   <>
Subject   st: RE: joinby command and memory issues
Date   Fri, 8 Oct 2010 11:22:48 -0500

I did try to drop the other variables from the epo.dta dataset before
attempting the join.  However, the memory issue remains.  I'm basically
trying to join a 3 variable dataset (hgb.dta) of 7,438,632 records and
255,317 unique ids with a 2 variable dataset (epo.dta) of 406,400
records and 36,381 unique ids.  Maybe this is beyond the capabilities of
Stata.  Any other suggestions would be welcome.  would doing a
many-to-many merge result in the same dataset (all pairwise

Tom Weichle
Math Statistician
Center for Management of Complex Chronic Care (CMC3)
Hines VA Hospital, Bldg 1, C202
708-202-8387 ext. 24261 

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