Best way to get the max value in a Spark dataframe column

Question

I\'m trying to figure out the best way to get the largest value in a Spark dataframe column.

Consider the following example:

df = spark.createDataFra         


        

Answer 1

Max value for a particular column of a dataframe can be achieved by using -

your_max_value = df.agg({"your-column": "max"}).collect()[0][0]