Oracle 'open cursor loop fetch into' and &am
发布时间:2020-12-12 18:45:44 所属栏目:百科 来源:网络整理
导读:例子 DECLARECURSOR emp IS SELECT first_name,last_name FROM hr.employees; my_emp2 emp%ROWTYPE;fir_name hr.employees.first_name%TYPE; BEGIN WITH emp_temp AS ( SELECT first_name FROM hr.employees WHERE first_name = 'Ellen' ) SELECT first_name
DECLARE
CURSOR emp IS
SELECT first_name,last_name FROM hr.employees;
my_emp2 emp%ROWTYPE;
fir_name hr.employees.first_name%TYPE;
BEGIN WITH emp_temp AS ( SELECT first_name FROM hr.employees WHERE first_name = 'Ellen' ) SELECT first_name INTO fir_name FROM emp_temp;
DBMS_OUTPUT.PUT_LINE( 'first_name -- ' || fir_name );
OPEN emp;
LOOP
FETCH emp INTO my_emp2;
EXIT WHEN emp%NOTFOUND;
DBMS_OUTPUT.PUT_LINE( 'fetch -- ' || my_emp2.first_name || '-' || my_emp2.last_name );
END LOOP;
CLOSE emp;
FOR eachemp IN emp LOOP
DBMS_OUTPUT.PUT_LINE( 'for -- ' || eachemp.first_name || '-' || eachemp.last_name );
END LOOP;
END;
/
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