pl/sql procedure example
CREATE OR REPLACE PROCEDURE my_schema.my_procedure(param1 IN VARCHAR2) IS
cnumber NUMBER;
BEGIN
cnumber := 10;
INSERT INTO my_table (num_field) VALUES (param1 + cnumber);
COMMIT;
EXCEPTION
WHEN OTHERS THEN
raise_application_error(-20001, 'An error was encountered - '
|| sqlcode || ' -ERROR- ' || sqlerrm);
END;pl/sql procedure
CREATE [OR REPLACE] PROCEDURE procedure_name
[ (parameter [,parameter]) ]
IS
[declaration_section]
BEGIN
executable_section
[EXCEPTION
exception_section]
END [procedure_name];pl/sql procedure
CREATE OR REPLACE Procedure UpdateCourse
( name_in IN varchar2 )
IS
cnumber number;
cursor c1 is
SELECT course_number
FROM courses_tbl
WHERE course_name = name_in;
BEGIN
open c1;
fetch c1 into cnumber;
if c1%notfound then
cnumber := 9999;
end if;
INSERT INTO student_courses
( course_name,
course_number )
VALUES
( name_in,
cnumber );
commit;
close c1;
EXCEPTION
WHEN OTHERS THEN
raise_application_error(-20001,'An error was encountered - '||SQLCODE||' -ERROR- '||SQLERRM);
END;pl/sql procedure
CREATE OR REPLACE PROCEDURE print_contact(
in_customer_id NUMBER
)
IS
r_contact contacts%ROWTYPE;
BEGIN
-- get contact based on customer id
SELECT *
INTO r_contact
FROM contacts
WHERE customer_id = p_customer_id;
-- print out contact's information
dbms_output.put_line( r_contact.first_name || ' ' ||
r_contact.last_name || '<' || r_contact.email ||'>' );
EXCEPTION
WHEN OTHERS THEN
dbms_output.put_line( SQLERRM );
END;Copyright © 2021 Codeinu
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