CreateQuery mv_4_2 (children 3)
 Identifier mv_4_2
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 3)
     Literal \'4_2\' (alias l)
     Identifier t
     Identifier v
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier mv_3_1
 ViewTargets
