Pyspark Junção
join_df = df1.join(df2, 'column', how='inner')
join_df = df1.join(df2, df1.column1==df2.column2, how='inner')
Disgusted Dove
join_df = df1.join(df2, 'column', how='inner')
join_df = df1.join(df2, df1.column1==df2.column2, how='inner')