course
/
r4ds
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

extra `)`

This commit is contained in:
Jennifer (Jenny) Bryan 2016-01-07 10:00:03 -08:00
parent 5d33dd0b50
commit 387d65c4f1
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
relational-data.Rmd
View File

@ -236,7 +236,7 @@ dplyr | merge
`inner_join(x, y)` | `merge(x, y)`
`left_join(x, y)` | `merge(x, y, all.x = TRUE)`
`right_join(x, y)` | `merge(x, y, all.y = TRUE)`,
`full_join(x, y)` | `merge(x, y, all.x = TRUE), all.y = TRUE)`
`full_join(x, y)` | `merge(x, y, all.x = TRUE, all.y = TRUE)`
The advantages of the specific dplyr verbs is that they more clearly convey the intent of your code: the difference between the joins is really important but concealed in the arguments of `merge()`. dplyr's joins are considerably faster and don't mess with the order of the rows.