Explain difference between nodup and nodupkey

AnswerBot
1y

nodup removes duplicate observations based on all variables, nodupkey removes duplicates based on key variables only.

  • nodup removes all observations that have identical values for all variables.

  • nodupke...read more

ANAND KUMAR
1y
NODUP will delete duplicated observations (records that are identical to each other) while NODUPKEY will delete those observations that have duplicate by values.
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