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SQL code:
sql%rowcount
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SQL%ROWCOUNT ÊÜÓ°ÏìµÄ¼Ç¼ÊýÊǶàÉÙ¡£
Example 6-4 SQL%ROWCOUNT Attribute
SQL code:
DROP TABLE employees_temp;
CREATE TABLE employees_temp AS
SELECT * from employees;
DECLARE
mgr_no NUMBER(6) := 122;
BEGIN
DELETE from employees_temp WHERE manager_id = mgr_no;
DBMS_OUTPUT.PUT_LINE
('Number of employees deleted: ' || TO_CHAR(SQL%ROWCOUNT));
END;
/
Result:
Number of employees deleted: 8
SQL%ROWCOUNT
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scoreid course studentid score
1 Êýѧ 2 99
2 Êýѧ 3 60
3 Êýѧ 4 80
4 ÓïÎÄ 5 79
5 ÓïÎÄ 6 58
6 ÓïÎÄ 1 66
7 Ó¢Óï 6 76
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