DatabricksDatabricks
DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK · Question #62
DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK Question #62: Real Exam Question with Answer & Explanation
The correct answer is D: 1. join. See the full explanation below for the reasoning.
Spark DataFrame Operations
Question
The code block shown below should return a new DataFrame that is the result of an inner join between DataFrame storeDF and DataFrame employeesDF on column storeId. Choose the response chat correctly fills in the numbered blanks within the code block to complete this task. Code block: storesDF.__1__(__2__, __3__, __4__)
Options
- A1. join
- B1. join
- C1. merge
- D1. join
- E1. join
Topics
#Spark DataFrames#Joins#Data Transformation#PySpark
Community Discussion
No community discussion yet for this question.