Efficient alternatives to merge for larger data.frames R
I am looking for an efficient (both computer resource wise and learning/implementation wise) method to merge two larger (size>1 million / 300 KB RData file) data frames.
"merge" in base R and "join" in plyr appear to use up all my memory effectively crashing my system.
load test data frame
test.merged<-join(test, test, type="all")
The following post provides a list of merge and alternatives:
How to join data frames in R (inner, outer, left, right)?
The following allows object size inspection:
Data produced by anonym