Displaying 1 result from an estimated 1 matches for "954896".
2018 May 01
4
Merging dataframes
Hi,
May I please ask how I do the following in R. Sorry - this may be trivial,
but I am struggling here for this.
For two dataframes (A and B), I wish to identify (based on a primary
key-column present in both A & B) -
1. Which records (rows) of A did not match with B, and
2. Which records of B did not match with A ?
I came across a setdt function while browsing, but when I tried