Empty dataframe spark create What is a spark dataframe? {dataframe explained with example} Spark dataframe dataframes relational datatypes resemble rows headers spreadsheets excel resides
scala - How to create an empty dataFrame in Spark - Stack Overflow
Dataframe scala spark employed columns iterate How would i do this dataframe transformation in spark scala?

What Is a Spark DataFrame? {DataFrame Explained with Example}

How would I do this dataframe transformation in spark scala? - Stack
scala - How to create an empty dataFrame in Spark - Stack Overflow