CreateQuery test_in_tuple_1 (children 3)
 Identifier test_in_tuple_1
 Columns definition (children 1)
  ExpressionList (children 4)
   ColumnDeclaration key (children 1)
    DataType Int32
   ColumnDeclaration key_2 (children 1)
    DataType Int32
   ColumnDeclaration x (children 1)
    DataType Array (children 1)
     ExpressionList (children 1)
      DataType Int32
   ColumnDeclaration y (children 1)
    DataType Array (children 1)
     ExpressionList (children 1)
      DataType Int32
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList (children 2)
    Identifier key
    Identifier key_2
