Filtering Question #1
Consider the following Data Frame called users_df
:
ID | Name | Age | State |
---|---|---|---|
140 | George L | 47 | Iowa |
3260 | Mary R | 34 | Vermont |
18502 | null | 68 | Ohio |
999 | Rick W | 23 | California |
If you wanted to return only the entries without nulls, which of following options would not work?
This exercise is part of the course
Cleaning Data with PySpark
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