oracle - Cannot print the exception in plsql - Stack Overflow

The code is running for existing values. But, if I enter a number out of table, exception part isn't working.

Oracle SQL Developer stored procedure - Database Administrators Stack Exchange

How To Resolve ORA-00933 SQL Command Not Properly Ended

Making The Most of The Best of PLSQL-Minneapolis PDF, PDF, Pl/Sql

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DPI-1047: Cannot locate a 64-bit Oracle Client library · Issue #319 · oracle/python-cx_Oracle · GitHub

oracle - PL/SQL exception handling in function - Stack Overflow

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kaggle-stackoverflow2012/data/train-tiny.csv at master · saffsd/kaggle-stackoverflow2012 · GitHub

PLSQL Tutorial pdf.463, PDF, Pl/Sql

Java Exceptions And Exception Handling With Examples