declare n_age number:=12; o_name varchar(20); pi constant number:=1.32; begin delete from jmonster; insert into jmonster values(pi,'测试',n_age); select name into o_name from jmonster where age = n_age; DBMS_OUTPUT.PUT_LINE(O_NAME); exception when NO_DATA_FOUND THEN DBMS_OUTPUT.PUT_LINE('无数据'); end; SELECT * FROM JOMSTER_VIEW_TEST; //触发器 create or replace trigger JMONSTER_TRIGGER_TEST before insert on JMONSTER for each row declare v_cnt integer; begin select count(*) into v_cnt from JMONSTER; dbms_output.put_line('test count:'||to_char(v_cnt)); update JMONSTER set age=100; end; INSERT INTo JMONSTER VALUES(1,'123',3); //存储过程 create or replace PROCEDURE JMONSTER_PROCEDURE_TEST ( NAME IN VARCHAR2,ID IN NUMBER ) AS BEGIN insert into JMONSTER values(321,NAME,ID); END JMONSTER_PROCEDURE_TEST; call JMONSTER_PROCEDURE_TEST('12321',1);