对于Delete操作, 取得相应的RowID.
SQL> SELECT ROWID,EMPNO FROM EMP WHERE EMPNO=7934;
ROWID EMPNO
------------------ ----------
AAAClAAAEAAAAJ3AAb 7934
SQL> DELETE EMP WHERE EMPNO=7934;
1 row deleted.
Start extract redo SQL ...
RBA=0x000062.00000002.0084, XID=0x0009.01d.00000090, RID=AAAClAAAEAAAAJ3AAb
DELETE OBJ_10560 WHERE ROWID = ?;
对于Update操作, 取得相应的RowID.
SQL> select rowid, empno from emp where empno=7902;
ROWID EMPNO
------------------ ----------
AAAClAAAEAAAAJ3AAa 7902
SQL> update emp set ename='fangxin' where empno=7902;
1 row updated.
RBA=0x000063.0000001e.0010, XID=0x0002.014.00000093, RID=AAAClAAAEAAAAJ3AAa
UPDATE OBJ_10560 SET COL1 = ? WHERE COL1 = ?;
对于Insert操作, 取得相应的RowID.
SQL> insert into emp (empno, ename) values (9999,'Fangxin');
1 row created.
SQL> select rowid, empno from emp where empno=9999;
ROWID EMPNO
------------------ ----------
AAAClAAAEAAAAJ3AAA 9999
RBA=0x000064.0000001d.0010, XID=0x0004.015.0000008f, RID=AAAClAAAEAAAAJ3AAA
INSERT INTO OBJ_10560 (COL1,COL2) VALUES (?,?);
不过还有Array Insert/Delete和Direct Insert这三种操作类型需要搞定, 说不定10g中还有Array Update这样的一种类型.
留言 (1)
路漫漫其修远兮.
Posted by 木匠 | May 29, 2007 2:03 AM