SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 3)
    Identifier hash_id
    Function dictGetOrDefault (children 1)
     ExpressionList (children 4)
      Identifier d1
      Literal \'user_result\'
      Function toUInt64 (children 1)
       ExpressionList (children 1)
        Identifier hash_id
      Function toFloat64 (children 1)
       ExpressionList (children 1)
        Identifier user_result
    Function dictGet (children 1)
     ExpressionList (children 3)
      Identifier d1
      Literal \'user_result\'
      Function toUInt64 (children 1)
       ExpressionList (children 1)
        Identifier hash_id
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier y
