InsertQuery   (children 2)
 Identifier test_length_array
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 1)
    ExpressionList (children 3)
     Literal UInt64_42
     Literal UInt64_100
     Literal Array_[UInt64_1, UInt64_2, UInt64_3]
