Add column sum as new column in PySpark dataframe

Question

I\'m using PySpark and I have a Spark dataframe with a bunch of numeric columns. I want to add a column that is the sum of all the other columns.

Suppose my datafram

Answer 1

The following approach works for me:

1. Import pyspark sql functions
   from pyspark.sql import functions as F
   
2. Use F.expr(list_of_columns)
   data_frame.withColumn('Total_Sum',F.expr('col_name₁+col_name₂+..col_name_n)