/Python/How to replace a row value in pyspark dataframe

How to replace a row value in pyspark dataframe

from pyspark.sql.functions import col, when

valueWhenTrue = None  # for example

df.withColumn(
    "existingColumnToUpdate",
    when(
        col("userid") == 22650984,
        valueWhenTrue
    ).otherwise(col("existingColumnToUpdate"))
)

Source: stackoverflow.com

Similar codes

0 vote249 views1 answer
Python find if strings have common substring
Python
0 vote242 views1 answer
Semaphore in python
Python
3 votes213 views1 answer
Python re match
Python
0 vote258 views1 answer
Selenium chrome options suppress warnings python
Python
15 votes264 views4 answers
Cv2 show image
Python
0 vote272 views1 answer
Copy array along axis numpy
Python
0 vote263 views1 answer
Flask sqlalchemy query specific columns
Python
0 vote251 views1 answer
Python division no remainder
Python
0 vote258 views1 answer
How to set pywal permenent
Python
0 vote318 views1 answer
Python check disk space
Python