CreateQuery legacy_column_name_of_tuple_literal (children 3)
 Identifier legacy_column_name_of_tuple_literal
 Columns definition (children 2)
  ExpressionList (children 2)
   ColumnDeclaration x (children 1)
    DataType UInt32
   ColumnDeclaration y (children 1)
    DataType UInt64
  ExpressionList (children 1)
   Projection (children 1)
    ProjectionSelectQuery (children 1)
     ExpressionList (children 1)
      Function sum (children 1)
       ExpressionList (children 1)
        Function in (children 1)
         ExpressionList (children 2)
          Identifier y
          Literal Tuple_(UInt64_1, UInt64_2, UInt64_3)
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList
