摘要： 什么是savepoint?Use the SAVEPOINT statement to identify a point in a transaction to which you can later roll back.例如： SQL> SELECT * FROM SCOTT.DEPT ;DEPTNO DNAME LOC------ -------------- ------------- 10 ACCOUNTING NEW YORK 20 RESEARCH DALLAS 30 SALES CHICAGO 40 OPERATIONS BOSTONSQL> UPDATE SCOTT 阅读全文