R merging 2 tables based on column
15825
How to join (merge) data frames (inner, outer, left, right)
32668
Spatial Join in R
95667
Combine rows / concatenate rows
97936
How to merge two files based on the matching of two columns?
89356
Merge two lists
41662
Delete all rows in a table based on another table
154153
Merging 2 Lists
149949
How to create multiple rows combining data sets
33391
Select rows in a dataframe in r based on values in one row
94314
align columns in multiple tables
10182
Combining values in one column (or part) when values in another column (or part) match
136871
R use ddply or aggregate
80391
T-SQL: Selecting Column Based on MAX(Other Column)
32937
Combine two data frames by rows (rbind) when they have different sets of columns
61315
Concatenating a column by a group in R
150147
Splitting multicolumn table
35328
Creating tables with spanning rows/columns