в 13:45, 26 мая 2010

2010-05-26T13:45:46Z

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2010-05-26T10:05:58Z

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== DBMS_TRANSACTION.USE_ROLLBACK_SEGMENT==



<source lang="sql">
SQL>
SQL> CREATE TABLE employee
2 (employee_id NUMBER(7),
3 last_name VARCHAR2(25),
4 first_name VARCHAR2(25),
5 userid VARCHAR2(8),
6 start_date DATE,
7 comments VARCHAR2(255),
8 manager_id NUMBER(7),
9 title VARCHAR2(25),
10 department_id NUMBER(7),
11 salary NUMBER(11, 2),
12 commission_pct NUMBER(4, 2)
13 );
Table created.
SQL>
SQL> INSERT INTO employee VALUES (1, "V", "Ben", "cv",to_date("03-MAR-90 8:30", "dd-mon-yy hh24:mi"),NULL, NULL, "PRESIDENT", 50, 2500, NULL);
1 row created.
SQL> INSERT INTO employee VALUES (2, "N", "Haidy", "ln", "08-MAR-90", NULL,1, "VP, OPERATIONS", 41, 1450, NULL);
1 row created.
SQL> INSERT INTO employee VALUES (3, "N", "Molly", "mn", "17-JUN-91",NULL, 1, "VP, SALES", 31, 1400, NULL);
1 row created.
SQL> INSERT INTO employee VALUES (4, "S", "Mark", "mq", "07-APR-90",NULL, 1, "VP, FINANCE", 10, 1450, NULL);
1 row created.
SQL> INSERT INTO employee VALUES (5, "R", "AUDRY", "ar", "04-MAR-90",NULL, 1, "VP, ADMINISTRATION", 50, 1550, NULL);
1 row created.
SQL> INSERT INTO employee VALUES (6, "U", "MOLLY", "mu", "18-JAN-91",NULL, 2, "WAREHOUSE MANAGER", 41, 1200, NULL);
1 row created.
SQL> INSERT INTO employee VALUES (7, "M", "ROBERTA", "rm", "14-MAY-90",NULL, 2, "WAREHOUSE MANAGER", 41, 1250, NULL);
1 row created.
SQL> INSERT INTO employee VALUES (8, "B", "BEN", "ry", "07-APR-90", NULL, 2,"WAREHOUSE MANAGER", 41, 1100, NULL);
1 row created.
SQL> INSERT INTO employee VALUES (9, "C", "Jane", "ac", "09-FEB-92",NULL, 2, "WAREHOUSE MANAGER", 41, 1300, NULL);
1 row created.
SQL> INSERT INTO employee VALUES (10, "H", "Mart", "mh", "27-FEB-91", NULL, 2,"WAREHOUSE MANAGER", 41, 1307, NULL);
1 row created.
SQL>
SQL>
SQL> BEGIN
2 DBMS_TRANSACTION.USE_ROLLBACK_SEGMENT("RB4");
3 UPDATE employee
4 SET salary = NVL(salary, 0) * 1.1;
5 END;
6 /
BEGIN
*
ERROR at line 1:
ORA-01453: SET TRANSACTION must be first statement of transaction
ORA-06512: at "SYS.DBMS_TRANSACTION", line 65
ORA-06512: at line 2

SQL>
SQL>
SQL> drop table employee;
Table dropped.
SQL>
SQL></source>

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Oracle PL/SQL Tutorial/System Packages/DBMS TRANSACTION - История изменений

в 13:45, 26 мая 2010

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