How to merge in R

The video tutorial explores three methods for joining data frames in R: Base R, Tidyverse, and data.table. It demonstrates how to use the merge function in Base R, dplyr joins in Tidyverse, and the fast data.table package. The tutorial also introduces the DT Plier package, which combines dplyr syntax with data.table speed. Performance comparisons are made, highlighting the efficiency of each method. The tutorial provides practical examples using flight delay data and emphasizes the importance of choosing the right method based on dataset size and structure.

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