Databricks Certified Associate Developer for Apache Spark
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Which of the following code blocks correctly splits the storeCategory column from DataFrame storesDF at the underscore character, creating two new columns named storeValueCategory and storeSizeCategory?
A sample of DataFrame storesDF is shown below:
storeId open openDate storeCategory
0 true 1100746394 VALUE_MEDIUM
1 true 944572255 MAINSTREAM_SMALL
2 false 925495628 PREMIUM_LARGE
3 true 1397353092 VALUE_MEDIUM
4 true 986505057 VALUE_LARGE
5 true 955988614 PREMIUM_LARGE