简单结构set serveroutput on;DECLARE v_name varchar2(20);BEGIN v_name := 'hello'; dbms_output.put_line(v_name);END;/异常处理：declarev_num number :=0;beginv_num := 2/v_num;dbms_output.put_line('devide function...');exceptionwhen others thendbms_output.put_line('error....devide by'||v_n Read More
