CreateQuery mv_1_2 (children 3)
 Identifier mv_1_2
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 3)
    ExpressionList (children 2)
     Identifier timestamp (alias t)
     Function sum (alias v) (children 1)
      ExpressionList (children 1)
       Identifier value
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier landing
    ExpressionList (children 1)
     Identifier t
 ViewTargets
