df.select('_c1').distinct().show(5,truncate=False)
+------------------+ |_c1 | +------------------+ |Chad | |Anguilla | |Paraguay | |Yemen | |State of Palestine| +------------------+ only showing top 5 rows
df.select('_c1').distinct().show(5,truncate=False)
+------------------+ |_c1 | +------------------+ |Chad | |Anguilla | |Paraguay | |Yemen | |State of Palestine| +------------------+ only showing top 5 rows