What is the difference between nodup and nodupkey options?
Answer Posted / ravi
nodup delete the duplicate observations by considering the entire record..if the entire record is a duplicate one.
nodupkey deletes the duplicates by considering the by varaibles.
nodup compares all the variables in the dataset and nodupkey compares only just by variables.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
What are common programming errors committed in sas
what is the basic structure sas administrator? : Sas-administrator
what is the different between functions and procs that calculate the same simple descriptive statistics? : Sas programming
What’s the difference between var b1 – b3 and var b1 — b3?
what is program data vector? : Sas-administrator
What function CATX syntax does?
What is the use of function Proc summary?
I have a dataset concat having a variable a b & c. How to rename a b to e & f?
Describe a time when you were really stuck on a problem and how you solved it?
what is proc Index? and what is proc document?
How do dates work in SAS data?
What is the difference between match merge and one to one merge?
How are numeric and character missing values represented internally?
What is factor analysis?
What are the different types of sas functions?