【2019年8月】OCP 071认证考试最新版本的考试原题-第22题

标签：提交   ase   ica   cti   always   版本   commit   for   sed   

Choose two

Which two statements are true about transactions in the Oracle Database serve?

A) An uncommitted transaction commits automatically if the user exits SQL*Plus

B) Data Manipulation Language (DML) statements always start a new transaction.

C) A user can always see uncomitted updates made by the same user in a dfferert session.

D) A Data Detiniton Language (DDL) statement does a commit automatially only for the data dictionary updates caused by the DDL

E) A session can always see uncomnitted updetes made by itselt.

F) If a session has an uncometted transaction,then a DDL statement issue a COMMIT before starting a new transaction.

Answer：AE

(解析：这道题考的是事务提交和没有提交时的状态，属于常规的理论知识。)

【2019年8月】OCP 071认证考试最新版本的考试原题-第22题

标签：提交   ase   ica   cti   always   版本   commit   for   sed   

原文地址：https://www.cnblogs.com/cnblogs5359/p/11790932.html