pl/sql
儲存過程
create table mytest(name varchar2(20), passwd varchar2(20));
sql> create or replace procedure spro1 is
2 begin
3 insert into mytest values('xiaoming', 'm123');
4 end;
5 /
exec spro1;
sql> create or replace procedure spro2 is
2 begin
3 delete from mytest where name='xiaoming';
4 end;
5 /
set serveroutput on; -- set serveroutput off; 開啟或關閉輸入選項
sql> begin
2 dbms_output.put_line('hello world');
3 end;
4 /
sql> declare
2 v_ename varchar2(5);
3 begin
4 select ename into v_ename from emp where empno=&no;
5 dbms_output.put_line('雇員名：'||v_ename); --在控制台輸出
6 end;
7 /
sql> declare
2 v_ename varchar2(5);
3 v_sal number(10,2);
4 begin
5 select ename,sal into v_ename, v_sal from emp where empno=&no;
6 dbms_output.put_line('姓名：'||v_ename||' 薪水：'||v_sal);
7 end;
8 /
sql> declare
2 v_ename varchar2(5);
3 v_sal number(10,2);
4 begin
5 select ename,sal into v_ename, v_sal from emp where empno=&no;
6 dbms_output.put_line('姓名：'||v_ename||' 薪水：'||v_sal);
7 exception
8 when no_data_found then
9 dbms_output.put_line('編號輸入有誤，請重輸');
10 end;
11 /
帶引數的儲存過程
sql> create or replace procedure spro4 (spname varchar2, spsal number) is
2 begin
3 update emp set sal=spsal where ename=spname;
4 end;
5 /
sql> exec spro4('scott',1234);
sql> create or replace function fun1(name varchar2) return number is yearsal number(7,2);
2 begin
3 select sal*12 into yearsal from emp where ename=name;
4 return yearsal;
5 end;
6 /
sql> var income number
sql> call fun1('scott') into : income;
sql> print income
create or replace package mypackage is
procedure spro4 (spname varchar2, spsal number);
end;
create or replace package body mypackage is
procedure spro4(spname varchar2, spsal number)
is begin
update emp set sal=spsal where ename=spname;
end;
end;
create or replace package mypackage is
procedure spro4 (spname varchar2, spsal number);
function fun1(name varchar2) return number;
end;
create or replace package body mypackage is
procedure spro4(spname varchar2, spsal number)
is begin
update emp set sal=spsal where ename=spname;
end;
function fun1(name varchar2) return number is yearsal number(7,2);
begin
select sal*12 into yearsal from emp where ename=name;
return yearsal;
end;
end;
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