How to fix the Oracle error PLS-00403: expression ‘string’ cannot be used as an INTO-target of a SELECT/FETCH statement?

In this post, you’ll learn more about the Oracle ErrorPLS-00403: expression ‘string’ cannot be used as an INTO-target of a SELECT/FETCH statement with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PLS-00403: expression ‘string’ cannot be used as an INTO-target of a SELECT/FETCH statement

Reason for the Error PLS-00403: expression ‘string’ cannot be used as an INTO-target of a SELECT/FETCH statement

A FETCH statement was unable to assign a value to an assignment target in its INTO list because the target is not a legally formed and declared variable. For example, the following assignment is illegal because ‘Jones’ is a character string, not a variable: FETCH my_cur INTO ‘Jones’;

How to fix the Error PLS-00403: expression ‘string’ cannot be used as an INTO-target of a SELECT/FETCH statement ?

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

Check the spelling and declaration of the assignment target. Make sure that the rules for forming variable names are followed.