InterSystems IRIS TSQL Code 8660 An index cannot be created on the view ‘

In this post, you’ll learn about the SQL error code 8660 in InterSystems IRIS database the reason why you are receiving the TSQL message when using the InterSystems IRIS data platform

Error Code :

8660

Reason for the Error code 8660 in InterSystems IRIS DBMS

An index cannot be created on the view ‘%.*ls’ because the view definition does not include all the columns in the GROUP BY clause.