SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier t1
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      TableIdentifier t2
     TableJoin (children 1)
      Function equals (children 1)
       ExpressionList (children 2)
        Identifier t1.dt1
        Identifier t2.dt2
   ExpressionList (children 4)
    OrderByElement (children 1)
     Identifier t1.time
    OrderByElement (children 1)
     Identifier t1.dimension_1
    OrderByElement (children 1)
     Identifier t2.time
    OrderByElement (children 1)
     Identifier t2.dimension_2
