Free DATABRICKS-CERTIFIED-ASSOCIATE-DEVELOPER-FOR-APACHE-SPARK Web TestEngine Demo

Q68 Single choice

Which code should be used to display the schema of the parquet file stored in the location events_parquet?

A
spark.sql("SELECT * FROM " + events_parquet + "").printSchema ()
B
spark.sql("SELECT * FROM parquet.`" + events_parquet + "`").printSchema()
C
spark.sql("SELECT * FROM " + events_parquet + "").show()
D
spark.sql("SELECT * FROM parquet. " +events_parquet + " ").show()

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