In Spark 3.0, how would you use sql to remove duplicates from a specific column? From my understanding, distinct is not supported

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遇见更好的自我
遇见更好的自我 2021-02-02 13:18

I am working in Spark 3.0 and I have the below sql query which results in an output of 188 rows (pictured below). If it matters, fly4 is a TempView:

SELECT

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