how to remove duplicates using proc sql?

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Difference between nodup and nodupkey options?

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Intern stastical programmer written test

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i have a dataset with var1,var2,var3; i want to upload the titles for the variables . How can we?

1 Answers   GSK,

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What is the maximum and minimum length of macro variable

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if a variable contain dates like "2015/01"---"2015/12" (yymm) ,How to add day to those dates,if them month is jan then 31 if the month is feb then 28 so on ...

0 Answers   Accenture,

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At compile time when a SAS data set is read, what items are created?

5 Answers  

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How do you delete duplicate observations in sas?

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What is the difference between where and if statement?

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What does the RUN statement do?

0 Answers   Quintiles,

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data voter; input Age Party : $1. (Ques1-Ques4)($1. + 1); datalines; 23 D 1 1 2 2 45 R 5 5 4 1 67 D 2 4 3 3 39 R 4 4 4 4 19 D 2 1 2 1 75 D 3 3 2 3 57 R 4 3 4 4 ; Idont understand what the (Ques1-Ques4)($1. + 1) means. I have seen (Ques1-Ques4)(4*$1.), but what is (Ques1-Ques4)($1. + 1)? Appreciate all help Thanks

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How would you keep from overlaying the a SAS set with its sorted version?

4 Answers  

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