Description Usage Arguments Value Author(s)
View source: R/joinDataTables.R
This function joins two data.table objects, given a common key, which can have different names in the two tables. In the latter case, the sequence of the names is crucial. Make sure that the key columns match exactly.
1 | joinDataTables(dt_1, dt_2, key_1, key_2 = key_1)
|
dt_1 |
first data.table |
dt_2 |
second data.table |
key_1 |
character vector of key columns for first data.table |
key_2 |
character vector of key columns for second data.table |
joined data.table
Matthias Bannert, Gabriel Bucur
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