CreateQuery test_view_1_03280 (children 3)
 Identifier test_view_1_03280
 ExpressionList (children 1)
  Identifier a
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 1)
    ExpressionList (children 2)
     Literal UInt64_1
     Literal UInt64_2
