How to fix the Oracle error KUP-03021: clause references unknown field string?
In this post, you’ll learn more about the Oracle ErrorKUP-03021: clause references unknown field string with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
KUP-03021: clause references unknown field string
Reason for the Error KUP-03021: clause references unknown field string
A WHEN, NULLIF or DEFAULTIF clause referenced a field that doesn’t exist in the data file.
How to fix the Error KUP-03021: clause references unknown field string ?
You can fix this error in Oracle by following the below steps
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