Subsetting Observations from Large SAS® Data SetsBost, Christopher J
SAS Subsetting Data Sets - Learn how to subset data sets in SAS with effective techniques and examples. Master data manipulation in SAS for better analysis.
End-of-file processing in a SAS(R) DATA step occurs when an entire file is read and some specific processing takes place only after the last record is read from the dataset being processed. When selecting a subset of the data from the dataset using a subsetting IF statement, problems can...
data manipulation; data oneswithoutspaces; set (addresses minus the stuff I took out and put in poboxes) minus the stuff I took out and put in ruralroutes; if some conditions; data manipulation; etc etc But I don't know the most elegant/best practice in coding structure to do this...
Data Manipulation Subsetting Observations from Large SAS ® Data SetsBost, Christopher JYork, New
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This paper reviews four techniques to subset observations from large SAS data sets: MERGE, PROC SQL, user-defined format, and DATA step hash object. Pros and cons of each technique are noted. Test results on a SAS data set with 100 million observations are summarized.Bost...
data have; if centre in ('Shai','Hub','imen') and Date_of_Birth between mdy(3,01,1953) and mdy(6,30,1974) then status = 'pass'; run; Not sure where I am missing, I tried with where as well but not succeeding, apart from that also checked with do end , But ...
Re: subsetting data with a name range Posted 05-10-2012 12:16 PM (2125 views) | In reply to SAShole Use array() to save some typing if you have many vars: data have; input x1-x3; cards; 0 1 2 1 -2 3 3 4 5 -1 0 2 2 2 2 3 3 -3 ; run; data want; set have...
I am trying to subset dataset based on the ranges in the dataset. I have done subsetting using Data step as :DATA lt_15k lt_20k lt_30k lt_40k gt_40k;set sas1.cars;if price le 15 then Output lt_15k;if (15<price<=20) then Output lt_20k;if...