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↑ SQL Commands Language SQL Rows 10 Clear Command Find Tables ว C Q A== 1 DECLARE 2 3 v_counter INT := 1; BEGIN 4 LOOP 5 6 78 EXIT WHEN V_counter > 5; Insert 5 rows INSERT INTO dept (did, dname) VALUES (v_counter, 'Department || v_counter); v_counter := v_counter + 1; END LOOP; COMMIT; -- Commit the changes DBMS_OUTPUT.PUT_LINE('Rows inserted into dept table.'); 9 10 11 12 END; Results Explain Describe Saved SQL History ORA-00001: unique constraint (WKSP_CS355PROJECT1.SYS_C00156739970) violated ORA-06512: at line 6 4. 5. LOOP EXIT WHEN v_counter > 5; -- Insert 5 rows 6. INSERT INTO dept (did, dname) VALUES (v_counter, 'Department '|| v_counter); 7. v_counter := v_counter + 1; 8. END LOOP: SQL Plus Oracle Database 21c Express Edition Release 21.0.0.0.0 Version 21.3.0.0.0 SQL> CREATE TABLE dept ( 2 did INT, 3 dname VARCHAR(30), 4 PRIMARY KEY (did) 5 ) ; Production Table created. SQL> SQL> CREATE TABLE emp ( 23456789 9 ) ; eid INT, ename VARCHAR(30), did INT, hiredate DATE, salary NUMBER, PRIMARY KEY (eid), FOREIGN KEY (did) REFERENCES dept (did) Table created. SQL> INSERT INTO dept VALUES (1, 'IT'); 1 row created. SQL> INSERT INTO dept VALUES (2, 'HR'); 1 row created. SQL> SQL> INSERT INTO emp VALUES (1, 'jeff', 1, DATE '2005-01-01', 70000); 1 row created. SQL> INSERT INTO emp VALUES (2, 'susan', 2, DATE '2005-06-01', 50000); 1 row created. SQL> INSERT INTO emp VALUES (3, 'bob', 1, DATE '2000-01-01', 90000); 1 row created. SQL> INSERT INTO emp VALUES (4, 'steve', 1, DATE '2006-01-01', 60000);

↑ SQL Commands Language SQL Rows 10 Clear Command Find Tables ว C Q A== 1 DECLARE 2 3 v_counter INT := 1; BEGIN 4 LOOP 5 6 78 EXIT WHEN V_counter > 5; Insert 5 rows INSERT INTO dept (did, dname) VALUES (v_counter, 'Department || v_counter); v_counter := v_counter + 1; END LOOP; COMMIT; -- Commit the changes DBMS_OUTPUT.PUT_LINE('Rows inserted into dept table.'); 9 10 11 12 END; Results Explain Describe Saved SQL History ORA-00001: unique constraint (WKSP_CS355PROJECT1.SYS_C00156739970) violated ORA-06512: at line 6 4. 5. LOOP EXIT WHEN v_counter > 5; -- Insert 5 rows 6. INSERT INTO dept (did, dname) VALUES (v_counter, 'Department '|| v_counter); 7. v_counter := v_counter + 1; 8. END LOOP: SQL Plus Oracle Database 21c Express Edition Release 21.0.0.0.0 Version 21.3.0.0.0 SQL> CREATE TABLE dept ( 2 did INT, 3 dname VARCHAR(30), 4 PRIMARY KEY (did) 5 ) ; Production Table created. SQL> SQL> CREATE TABLE emp ( 23456789 9 ) ; eid INT, ename VARCHAR(30), did INT, hiredate DATE, salary NUMBER, PRIMARY KEY (eid), FOREIGN KEY (did) REFERENCES dept (did) Table created. SQL> INSERT INTO dept VALUES (1, 'IT'); 1 row created. SQL> INSERT INTO dept VALUES (2, 'HR'); 1 row created. SQL> SQL> INSERT INTO emp VALUES (1, 'jeff', 1, DATE '2005-01-01', 70000); 1 row created. SQL> INSERT INTO emp VALUES (2, 'susan', 2, DATE '2005-06-01', 50000); 1 row created. SQL> INSERT INTO emp VALUES (3, 'bob', 1, DATE '2000-01-01', 90000); 1 row created. SQL> INSERT INTO emp VALUES (4, 'steve', 1, DATE '2006-01-01', 60000);

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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The course I'm taking is database management. 

I have attached the necessary information for this question. Please view both attachments. I need help with part A please. I am using APEX Oracle compiler.
i keep getting this error message. how do i fix this?


Part A - Using basic loop insert value into the dept table.

↑ SQL Commands Language SQL Rows 10 Clear Command Find Tables ว C Q A== 1 DECLARE 2 3 v_counter INT := 1; BEGIN 4 LOOP 5 6 78 EXIT WHEN V_counter > 5; Insert 5 rows INSERT INTO dept (did, dname) VALUES (v_counter, 'Department || v_counter); v_counter := v_counter + 1; END LOOP; COMMIT; -- Commit the changes DBMS_OUTPUT.PUT_LINE('Rows inserted into dept table.'); 9 10 11 12 END; Results Explain Describe Saved SQL History ORA-00001: unique constraint (WKSP_CS355PROJECT1.SYS_C00156739970) violated ORA-06512: at line 6 4. 5. LOOP EXIT WHEN v_counter > 5; -- Insert 5 rows 6. INSERT INTO dept (did, dname) VALUES (v_counter, 'Department '|| v_counter); 7. v_counter := v_counter + 1; 8. END LOOP:
Transcribed Image Text:↑ SQL Commands Language SQL Rows 10 Clear Command Find Tables ว C Q A== 1 DECLARE 2 3 v_counter INT := 1; BEGIN 4 LOOP 5 6 78 EXIT WHEN V_counter > 5; Insert 5 rows INSERT INTO dept (did, dname) VALUES (v_counter, 'Department || v_counter); v_counter := v_counter + 1; END LOOP; COMMIT; -- Commit the changes DBMS_OUTPUT.PUT_LINE('Rows inserted into dept table.'); 9 10 11 12 END; Results Explain Describe Saved SQL History ORA-00001: unique constraint (WKSP_CS355PROJECT1.SYS_C00156739970) violated ORA-06512: at line 6 4. 5. LOOP EXIT WHEN v_counter > 5; -- Insert 5 rows 6. INSERT INTO dept (did, dname) VALUES (v_counter, 'Department '|| v_counter); 7. v_counter := v_counter + 1; 8. END LOOP:
SQL Plus Oracle Database 21c Express Edition Release 21.0.0.0.0 Version 21.3.0.0.0 SQL> CREATE TABLE dept ( 2 did INT, 3 dname VARCHAR(30), 4 PRIMARY KEY (did) 5 ) ; Production Table created. SQL> SQL> CREATE TABLE emp ( 23456789 9 ) ; eid INT, ename VARCHAR(30), did INT, hiredate DATE, salary NUMBER, PRIMARY KEY (eid), FOREIGN KEY (did) REFERENCES dept (did) Table created. SQL> INSERT INTO dept VALUES (1, 'IT'); 1 row created. SQL> INSERT INTO dept VALUES (2, 'HR'); 1 row created. SQL> SQL> INSERT INTO emp VALUES (1, 'jeff', 1, DATE '2005-01-01', 70000); 1 row created. SQL> INSERT INTO emp VALUES (2, 'susan', 2, DATE '2005-06-01', 50000); 1 row created. SQL> INSERT INTO emp VALUES (3, 'bob', 1, DATE '2000-01-01', 90000); 1 row created. SQL> INSERT INTO emp VALUES (4, 'steve', 1, DATE '2006-01-01', 60000);
Transcribed Image Text:SQL Plus Oracle Database 21c Express Edition Release 21.0.0.0.0 Version 21.3.0.0.0 SQL> CREATE TABLE dept ( 2 did INT, 3 dname VARCHAR(30), 4 PRIMARY KEY (did) 5 ) ; Production Table created. SQL> SQL> CREATE TABLE emp ( 23456789 9 ) ; eid INT, ename VARCHAR(30), did INT, hiredate DATE, salary NUMBER, PRIMARY KEY (eid), FOREIGN KEY (did) REFERENCES dept (did) Table created. SQL> INSERT INTO dept VALUES (1, 'IT'); 1 row created. SQL> INSERT INTO dept VALUES (2, 'HR'); 1 row created. SQL> SQL> INSERT INTO emp VALUES (1, 'jeff', 1, DATE '2005-01-01', 70000); 1 row created. SQL> INSERT INTO emp VALUES (2, 'susan', 2, DATE '2005-06-01', 50000); 1 row created. SQL> INSERT INTO emp VALUES (3, 'bob', 1, DATE '2000-01-01', 90000); 1 row created. SQL> INSERT INTO emp VALUES (4, 'steve', 1, DATE '2006-01-01', 60000);
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