How to fix the Oracle error PCC-02339: host variables cannot be of union types?

In this post, you’ll learn more about the Oracle ErrorPCC-02339: host variables cannot be of union types with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PCC-02339: host variables cannot be of union types

Reason for the Error PCC-02339: host variables cannot be of union types

Cause: A C union as a host variable cannot be used.

How to fix the Error PCC-02339: host variables cannot be of union types ?

You can fix this error in Oracle by following the below steps

Action: This error message is followed by another message that gives the line and column of the reference to the illegal union. Recode, using a struct or individual scalar host variables.