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Re: AW: st: U.S. Census Data


From   Stas Kolenikov <skolenik@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: AW: st: U.S. Census Data
Date   Fri, 7 May 2010 07:29:00 -0500

Your limitation is the combination of the OS (which is not 64-bit) and
the hardware (which may or may not be 64-bit). Of course Stata 10 is
not the newest version, but if it works for your analyses, you don't
need to upgrade that.

On Fri, May 7, 2010 at 5:27 AM, Nate Breznau
<nbreznau@bigsss.uni-bremen.de> wrote:
> Thank you for your responses. I am running the following specs:
>
> Stata 10.1
> MS Win XP, SP3
> On a 1.1 GHz, 1.93 GB RAM Processor
>
>
> I think my limitations may be the cpu... The most memory it will grant is
> 1g, and its not enough.
>
>
> Martin Weiss wrote:
>>
>> <>
>>
>> But careful with such examples: They do not say much about Nate`s problem
>> as
>> you are creating the default data type after -gen- which is "float". It
>> occupies 4 bytes, as in
>> http://www.stata.com/support/faqs/data/howbig.html.
>> Strings in particular could change the picture.
>>
>>
>>
>> HTH
>> Martin
>>
>>
>> -----Ursprüngliche Nachricht-----
>> Von: owner-statalist@hsphsun2.harvard.edu
>> [mailto:owner-statalist@hsphsun2.harvard.edu] Im Auftrag von Abdel Rahmen
>> El
>> Lahga
>> Gesendet: Donnerstag, 6. Mai 2010 16:49
>> An: statalist@hsphsun2.harvard.edu
>> Betreff: Re: st: U.S. Census Data
>>
>> This basicaly a memory problem. Stata can handle bigger data set. YOu
>> say nothing about your OS nor the maximum RAM of your computers
>> In my iMac with 4G RAM the following code works fine
>> . clear*
>>
>> . set mem 3g
>> (3145728k)
>>
>> . set obs 30000000
>> obs was 0, now 30000000
>>
>> . foreach i of numlist 1/15 {
>>  2. gen x`i'=rnormal()
>>  3. }
>>
>> .
>> end of do-file
>>
>> Abdel
>>
>> 2010/5/6 Nate Breznau <nbreznau@bigsss.uni-bremen.de>:
>>
>>>
>>> I am wanting to end my usage of SPSS, and in general have successfully
>>>
>>
>> done
>>
>>>
>>> so; however, in a project working with U.S. Census data I need to use a
>>> datafile that has over 30 million cases and 15 variables. This is the
>>> smallest version I can use for my purposes. Is there any way to alter
>>>
>>
>> Stata
>>
>>>
>>> to work with such a monster file? I've pushed it to its maximum allowed
>>> memory and its not enough.
>>>
>>> I thank anyone kindly for any advice, no matter how dismal.
>>>
>>> -Nate
>>>
>>> --
>>> PhD Fellow
>>> Social Integration and the Welfare State
>>> BIGSSS
>>> FVG W1150
>>> 0421 218 66384
>>>
>>> *
>>> *   For searches and help try:
>>> *   http://www.stata.com/help.cgi?search
>>> *   http://www.stata.com/support/statalist/faq
>>> *   http://www.ats.ucla.edu/stat/stata/
>>>
>>>
>>
>>
>>
>>
>
>
> --
> PhD Fellow
> Social Integration and the Welfare State
> BIGSSS
> FVG W1150
> 0421 218 66384
>
> *
> *   For searches and help try:
> *   http://www.stata.com/help.cgi?search
> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/
>



-- 
Stas Kolenikov, also found at http://stas.kolenikov.name
Small print: I use this email account for mailing lists only.

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