![]() ![]() You might also want to learn how to rename columns by adding a prefix or suffix to all column names or select column names. At a time we can change single or multiple column names. ![]() The operator > is used to load the renamed column names to the data frame. Sepal_length sepal_width Petal.Length Petal.Width Species The RENAME COLUMN statement allows you to rename an existing column in an existing table in any schema (except the schema SYS). Rename DataFrame Column in R using rename () rename () is the method available in the dplyr package, which is used to change the particular column name present in the data frame. Here, in addition to the first column’s name we are also changing the second column’s name using dplyr’s rename() With dplyr’s rename() function, we can also rename multiple column names at the same time. ![]() How to rename multiple columns in R with dplyr’s rename() Sepal_length Sepal.Width Petal.Length Petal.Width Species It uses the names() function on the left side of the <- operator. In the example below, we are changing the column name “Sepal.Length” to “sepal_length”. Renaming a column using base R is a bit more verbose. Let us clean up the column name and use dplyr’s rename() function to change to new name. The column names of the original iris dataset is in Camel Case with two words separted by a dot “.”.
0 Comments
Leave a Reply. |