(Answered) The dogood donor application contains a page that allows

Economics

The DoGood Donor application contains a page that allows administrators to change the ID assigned to a donor in the DD_DONOR table. Create a PL/SQL block to handle this task. Include exception-handling code to address an error raised by attempting to enter a duplicate donor ID. If this error occurs, display the message "This ID is already assigned." Test the code by changing donor ID 305. (Do not include a COMMIT statement; roll back any DML actions used

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