Pergunta de entrevista da empresa Fractal
1) Drop duplicates rows using SQL and PySpark 2) How many stages are created in Spark for reading a file , transforming and writing to file. 3) Window functions in SQL....
1) Drop duplicates rows using SQL and PySpark 2) How many stages are created in Spark for reading a file , transforming and writing to file. 3) Window functions in SQL....