InterSystems IRIS TSQL Code 8662 An index cannot be created on the view ‘

In this post, you’ll learn about the SQL error code 8662 in InterSystems IRIS database the reason why you are receiving the TSQL message when using the InterSystems IRIS data platform

Error Code :

8662

Reason for the Error code 8662 in InterSystems IRIS DBMS

An index cannot be created on the view ‘%.*ls’ because the view definition includes an unknown value (the sum of a nullable expression).