array1	array2	tuple1	tuple2	map1
Array(UInt8)	Array(String)	Tuple(UInt8, String)	Tuple(UInt8, Nullable(String))	Map(String,String)
[1,2]	['a','b']	(1,'a')	(1,NULL)	{'1':'Ready','2':'Steady','3':'Go'}
[3,4]	['c','d']	(2,'b')	(2,'b')	{}