SelectWithUnionQuery (children 2)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 3)
    Identifier d.Array(Dynamic).Variant(String, UInt64).UInt64
    Identifier d.Array(Dynamic).size0
    Identifier d.Array(Variant(String, UInt64)).UInt64
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test
 Identifier Null
