left join that fails if a row in x is either duplicated or unmatched.
1 | safe_left_join(x, y, by = NULL, verbose = TRUE)
|
x |
table to join |
y |
table to join |
by |
a character vector of column names to join by. |
verbose |
Default is TRUE. |
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.