1 2 3 4
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') {}