http://www.java2s.com/Code/SQL/Cursor/Outputdatainacursor.htm
mysql> mysql> mysql> CREATE TABLE Employee( -> id int, -> first_name VARCHAR(15), -> last_name VARCHAR(15), -> start_date DATE, -> end_date DATE, -> salary FLOAT(8,2), -> city VARCHAR(10), -> description VARCHAR(15) -> ); Query OK, 0 rows affected (0.05 sec) mysql> mysql> mysql> insert into Employee(id,first_name, last_name, start_date, end_Date, salary, City, Description) -> values (1,'Jason', 'Martin', '19960725', '20060725', 1234.56, 'Toronto', 'Programmer'); Query OK, 1 row affected (0.02 sec) mysql> mysql> insert into Employee(id,first_name, last_name, start_date, end_Date, salary, City, Description) -> values(2,'Alison', 'Mathews', '19760321', '19860221', 6661.78, 'Vancouver','Tester'); Query OK, 1 row affected (0.00 sec) mysql> mysql> insert into Employee(id,first_name, last_name, start_date, end_Date, salary, City, Description) -> values(3,'James', 'Smith', '19781212', '19900315', 6544.78, 'Vancouver','Tester'); Query OK, 1 row affected (0.00 sec) mysql> mysql> insert into Employee(id,first_name, last_name, start_date, end_Date, salary, City, Description) -> values(4,'Celia', 'Rice', '19821024', '19990421', 2344.78, 'Vancouver','Manager'); Query OK, 1 row affected (0.00 sec) mysql> mysql> insert into Employee(id,first_name, last_name, start_date, end_Date, salary, City, Description) -> values(5,'Robert', 'Black', '19840115', '19980808', 2334.78, 'Vancouver','Tester'); Query OK, 1 row affected (0.00 sec) mysql> mysql> insert into Employee(id,first_name, last_name, start_date, end_Date, salary, City, Description) -> values(6,'Linda', 'Green', '19870730', '19960104', 4322.78,'New York', 'Tester'); Query OK, 1 row affected (0.00 sec) mysql> mysql> insert into Employee(id,first_name, last_name, start_date, end_Date, salary, City, Description) -> values(7,'David', 'Larry', '19901231', '19980212', 7897.78,'New York', 'Manager'); Query OK, 1 row affected (0.00 sec) mysql> mysql> insert into Employee(id,first_name, last_name, start_date, end_Date, salary, City, Description) -> values(8,'James', 'Cat', '19960917', '20020415', 1232.78,'Vancouver', 'Tester'); Query OK, 1 row affected (0.00 sec) mysql> mysql> select * from Employee; +------+------------+-----------+------------+------------+---------+-----------+-------------+ | id | first_name | last_name | start_date | end_date | salary | city | description | +------+------------+-----------+------------+------------+---------+-----------+-------------+ | 1 | Jason | Martin | 1996-07-25 | 2006-07-25 | 1234.56 | Toronto | Programmer | | 2 | Alison | Mathews | 1976-03-21 | 1986-02-21 | 6661.78 | Vancouver | Tester | | 3 | James | Smith | 1978-12-12 | 1990-03-15 | 6544.78 | Vancouver | Tester | | 4 | Celia | Rice | 1982-10-24 | 1999-04-21 | 2344.78 | Vancouver | Manager | | 5 | Robert | Black | 1984-01-15 | 1998-08-08 | 2334.78 | Vancouver | Tester | | 6 | Linda | Green | 1987-07-30 | 1996-01-04 | 4322.78 | New York | Tester | | 7 | David | Larry | 1990-12-31 | 1998-02-12 | 7897.78 | New York | Manager | | 8 | James | Cat | 1996-09-17 | 2002-04-15 | 1232.78 | Vancouver | Tester | +------+------------+-----------+------------+------------+---------+-----------+-------------+ 8 rows in set (0.00 sec) mysql> mysql> mysql> mysql> delimiter $$ mysql> CREATE PROCEDURE myProc() -> READS SQL DATA -> BEGIN -> DECLARE l_last_row INT DEFAULT 0; -> DECLARE l_dept_id INT; -> DECLARE c_dept CURSOR FOR -> SELECT id -> FROM employee; -> /* handler to set l_last_row=1 if a cursor returns no more rows */ -> DECLARE continue handler for NOT FOUND SET l_last_row=1; -> -> OPEN c_dept; -> dept_cursor: LOOP -> FETCH c_dept INTO l_dept_id; -> IF (l_last_row=1) THEN -> LEAVE dept_cursor; -> END IF; -> select l_dept_id; -> -> END LOOP dept_cursor; -> CLOSE c_dept; -> -> END$$ Query OK, 0 rows affected (0.01 sec) mysql> mysql> delimiter ; mysql> call myProc(); +-----------+ | l_dept_id | +-----------+ | 1 | +-----------+ 1 row in set (0.00 sec) +-----------+ | l_dept_id | +-----------+ | 2 | +-----------+ 1 row in set (0.16 sec) +-----------+ | l_dept_id | +-----------+ | 3 | +-----------+ 1 row in set (0.16 sec) +-----------+ | l_dept_id | +-----------+ | 4 | +-----------+ 1 row in set (0.16 sec) +-----------+ | l_dept_id | +-----------+ | 5 | +-----------+ 1 row in set (0.17 sec) +-----------+ | l_dept_id | +-----------+ | 6 | +-----------+ 1 row in set (0.17 sec) +-----------+ | l_dept_id | +-----------+ | 7 | +-----------+ 1 row in set (0.17 sec) +-----------+ | l_dept_id | +-----------+ | 8 | +-----------+ 1 row in set (0.17 sec) Query OK, 0 rows affected (0.17 sec) mysql> drop procedure myProc; Query OK, 0 rows affected (0.00 sec) mysql> mysql> mysql> mysql> mysql> mysql> drop table Employee; Query OK, 0 rows affected (0.00 sec) mysql> mysql>