How to fix the Oracle error PLS-00639: NCHAR/NVARCHAR2 cannot be byte length semantics?

In this post, you’ll learn more about the Oracle ErrorPLS-00639: NCHAR/NVARCHAR2 cannot be byte length semantics with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PLS-00639: NCHAR/NVARCHAR2 cannot be byte length semantics

Reason for the Error PLS-00639: NCHAR/NVARCHAR2 cannot be byte length semantics

NCHAR/NVARCHAR can only be codepoint length sematics. BYTE qualifiers used with NCHAR is illegal: nc NCHAR(7 BYTE); name NVARCHAR2(10 byte);

How to fix the Error PLS-00639: NCHAR/NVARCHAR2 cannot be byte length semantics ?

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

Remove BYTE qualifier to make it as codepoint length semantics