📄 exceptioninit.sql
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REM ExceptionInit.sql
REM Chapter 7, Oracle9i PL/SQL Programming by Scott Urman
REM This block illustrates the EXCEPTION_INIT pragma.
DELETE FROM log_table;
DECLARE
e_MissingNull EXCEPTION;
PRAGMA EXCEPTION_INIT(e_MissingNull, -1400);
BEGIN
INSERT INTO students (id) VALUES (NULL);
EXCEPTION
WHEN e_MissingNull then
INSERT INTO log_table (info) VALUES ('ORA-1400 occurred');
END;
/
SELECT * FROM log_table;
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