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SQL>
SQL> CREATE TABLE lecturer (
2 id NUMBER(5) PRIMARY KEY,
3 first_name VARCHAR2(20),
4 last_name VARCHAR2(20),
5 major VARCHAR2(30),
6 current_credits NUMBER(3)
7 );
Table created.
SQL>
SQL> INSERT INTO lecturer (id, first_name, last_name, major,current_credits)
2 VALUES (10001, 'Scott', 'Lawson','Computer Science', 11);
1 row created.
SQL>
SQL> INSERT INTO lecturer (id, first_name, last_name, major, current_credits)
2 VALUES (10002, 'Mar', 'Wells','History', 4);
1 row created.
SQL>
SQL> INSERT INTO lecturer (id, first_name, last_name, major,current_credits)
2 VALUES (10003, 'Jone', 'Bliss','Computer Science', 8);
1 row created.
SQL>
SQL> INSERT INTO lecturer (id, first_name, last_name, major,current_credits)
2 VALUES (10004, 'Man', 'Kyte','Economics', 8);
1 row created.
SQL>
SQL> INSERT INTO lecturer (id, first_name, last_name, major,current_credits)
2 VALUES (10005, 'Pat', 'Poll','History', 4);
1 row created.
SQL>
SQL> INSERT INTO lecturer (id, first_name, last_name, major,current_credits)
2 VALUES (10006, 'Tim', 'Viper','History', 4);
1 row created.
SQL>
SQL>
SQL> CREATE OR REPLACE PROCEDURE AddNewStudent (
2 p_FirstName lecturer.first_name%TYPE,
3 p_LastName lecturer.last_name%TYPE,
4 p_Major lecturer.major%TYPE DEFAULT 'Economics') AS
5 BEGIN
6 INSERT INTO lecturer VALUES (10001,
7 p_FirstName, p_LastName, p_Major, 0);
8 END AddNewStudent;
9 /
Procedure created.
SQL>
SQL> BEGIN
2 AddNewStudent('Simon', 'Salovitz');
3 END;
4 /
BEGIN
*
ERROR at line 1:
ORA-00001: unique constraint (JAVA2S.SYS_C004367) violated
ORA-06512: at "JAVA2S.ADDNEWSTUDENT", line 6
ORA-06512: at line 2
SQL>
SQL> BEGIN
2 AddNewStudent(p_FirstName => 'Veronica',
3 p_LastName => 'Vassily');
4 END;
5 /
BEGIN
*
ERROR at line 1:
ORA-00001: unique constraint (JAVA2S.SYS_C004367) violated
ORA-06512: at "JAVA2S.ADDNEWSTUDENT", line 6
ORA-06512: at line 2
SQL>
SQL> drop table lecturer;
Table dropped.
SQL>
SQL>
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