InterSystems IRIS TSQL Code 4442 UNION ALL view ‘%.*ls’ is not updatable

In this post, you’ll learn about the SQL error code 4442 in InterSystems IRIS database the reason why you are receiving the TSQL message when using the InterSystems IRIS data platform

Error Code :

4442

Reason for the Error code 4442 in InterSystems IRIS DBMS

UNION ALL view ‘%.*ls’ is not updatable because base table ‘%.*ls’ is used multiple times.