---檢視所有使用者
select * from all_users;
select * from user_users;
---檢視使用者系統許可權
select * from dba_sys_privs;
select * from user_sys_privs;
---檢視使用者物件許可權
select * from all_tab_privs;
select * from user_tab_privs;
---檢視使用者所擁有的角色
select * from user_role_privs;
--檢視當前使用者的預設表空間
select username,default_tablespace from user_users;
在dos命令視窗中 c:\>sqlplus '/ as sysdba'
在登入的命令視窗中 grant debug any procedure, debug connect session to scott更改許可權
create or replace procedure aa
iscursor aa_cursor is select salary from employees;
v_sum_sal number(10);
begin
v_sum_sal := 0;
for c in aa_cursor loop
v_sum_sal := v_sum_sal + c.salary;
end loop;
dbms_output.put_line('sum salary: ' || v_sum_sal);
end;
create or replace procedure aa
is--cursor aa_cursor is select salary from employees;
type a is table of employees.salary%type index by binary_integer;
aa a;
v_sum_sal number(10);
begin
v_sum_sal := 0;
--for c in aa_cursor loop
for c in 1..aa.count loop
--v_sum_sal := v_sum_sal + c.salary;
v_sum_sal := v_sum_sal + c;
end loop;
dbms_output.put_line('sum salary: ' || v_sum_sal);
end;
create or replace procedure aa
is--cursor aa_cursor is select salary from employees;
type a is table of employees.salary%type index by binary_integer;
ab a;
v_sum_sal number(10);
begin
v_sum_sal := 0;
dbms_output.put_line('count: ' || ab.count);
--for c in aa_cursor loop
for c in 1..ab.count loop
--v_sum_sal := v_sum_sal + c.salary;
dbms_output.put_line('salary: ' || c);
v_sum_sal := v_sum_sal + c;
end loop;
dbms_output.put_line('sum salary: ' || v_sum_sal);
end;
儲存過程(mysql)
delimiter $$
create
/*[definer = ]*/
procedure `clouddb01`.`test` ()
/*language sql
| [not] deterministic
| | sql security
| comment 'string'*/
begin
end $$
delimiter ;
create or replace procedure sum_sal_procedure(dept_id number, v_sum_sal out number)
iscursor sal_cursor is select salary from employees where department_id = dept_id;
begin
v_sum_sal := 0;
for c in sal_cursor loop
--dbms_output.put_line(c.salary);
v_sum_sal := v_sum_sal + c.salary;
end loop;
dbms_output.put_line('sum salary: ' || v_sum_sal);
end;
declare
v_sum_sal number(10) := 0;
begin
sum_sal_procedure(80,v_sum_sal);--第二個引數用於輸出
dbms_output.put_line(v_sum_sal);
end;
create or replace procedure testpro(v_name in varchar2,
v_out out varchar2
) is
type emp_ssn_array is table of number index by binary_integer;
type namearr is table of varchar2(100) index by pls_integer;
best_employees emp_ssn_array;
worst_employees emp_ssn_array;
v_n namearr;
v_t varchar2(32);
begin
select e.ename into v_t from emp e where e.empno='7369';
for i in 1 .. 2 loop
v_n(i) := v_t;
end loop;
--v_n(1) := v_t;
dbms_output.put_line(v_t||',v_n(1)='||v_n(1));
best_employees(1) := '123456';
best_employees(2) := '888888';
worst_employees(1) := '222222';
worst_employees(2) := '666666';
for i in 1..best_employees.count loop
dbms_output.put_line('i=:'||i||', best_employees='
||best_employees(i)|| ', worst_employees= ' ||worst_employees(i));
end loop;
dbms_output.put_line('v_name:'||v_name);
v_out := v_name;
end testpro;
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