SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 5)
    Identifier id
    Function min (children 1)
     ExpressionList (children 1)
      Identifier value1
    Function min (children 1)
     ExpressionList (children 1)
      Identifier value2
    Function min (children 1)
     ExpressionList (children 1)
      Identifier value3
    Function min (children 1)
     ExpressionList (children 1)
      Identifier value4
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test_table_unsigned_values
   ExpressionList (children 1)
    Identifier id
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier id
