网友您好, 请在下方输入框内输入要搜索的题目:

题目内容 (请给出正确答案)
单选题
在set节点中设置"outer-join="true"",当调用Session的find方法时采用()。
A

立即检索

B

延迟检索

C

迫切左外连接检索

D

批量检索


参考答案

参考解析
解析: 暂无解析
更多 “单选题在set节点中设置"outer-join="true"",当调用Session的find方法时采用()。A 立即检索B 延迟检索C 迫切左外连接检索D 批量检索” 相关考题
考题 You execute the following piece of code with appropriate privileges: User SCOTT has been granted theCREATE SESSION privilege and the MGR role.Which two statements are true when a session logged in as SCOTT queries the SAL column in the viewand the table?()A. Data is redacted for the EMP.SAL column only if the SCOTT session does not have the MGR role set.B. Data is redacted for EMP.SAL column only if the SCOTT session has the MGR role set.C. Data is never redacted for the EMP_V.SAL column.D. Data is redacted for the EMP_V.SAL column only if the SCOTT session has the MGR role set.E. Data is redacted for the EMP_V.SAL column only if the SCOTT session does not have the MGR role set.

考题 Examinethecode:CREATEROLEreadonlyIDENTIFIESUSINGapp.chk_readwrite;CREATEROLEreadwriteIDENTIFIEDUSINGapp.chk_readwrite;CREATEORREPLACEPROCEDUREapp.chk_readwriteAUTHIDCURRENT_USERISipchkSTRING(30);BEGINIFsys_context(‘USERENV’,’ISDBA’)=’TRUE’THENDBMS_SESSION.SET_ROLE‘READWRITE’);ELSEDBMS_SESSION.SET_ROLE(‘READONLY’);END;/WhichthreestatementscorrectlydescribetheSecureApplicationroledefinition?()A.Nouserorapplicationhastorememberorhideapassword.B.ItpreventseveryoneexceptatrueDBAsessionfromacquiringtheREADWRITErole.C.app.chk_readwriteiscalledwheneverausertriestoaccessrowsprotectedbytheREADONLYorREADWRITElabel.D.app.chk_readwriteiscalledbyusersorapplicationswhentheywanttoenabletheREADONLYor READWRITErole.

考题 已知wage.getItem().size()的值是1。要想使执行session.update(wage)时自动执行session.update(wage.getItems().get(0)),必须配置()A、<set name=”items” inverse=”true” cascade=”none”>…</set>B、<set name=”items” inverse=”false” cascade=”none”>…</set>C、<set name=”items” inverse=”true” cascade=”all”>…</set>D、<set name=”items” inverse=”false”  cascade=”save-update”>…</set>

考题 在hibernate的多对多关系中,对inverse属性描述正确的是()A、关系双方都在节点中设置inverse="true"属性B、关系双方都在节点中设置inverse="false"属性C、关系双方都在节点中去掉inverse属性D、一方在节点中设置inverse="false"属性,另一方不设置

考题 下列操作Session时,代码错误的是()A、HttpSession session=request.getSession(true);B、Session session=new Session();C、session.setAttribute("username","admin");D、String username=(String)session.getAttribute("username");E、response.add Session(Session);

考题 如果不希望JSP网页支持Session,应该如何办?()A、调用HttpSession的invalidate()方法B、〈%@ page session="false" /〉C、〈%@ page session 〉D、〈jsp:useBean id= "user" class= "UserData" scope= "session" /〉

考题 下面不是清理Hibernate缓存的方法有()A、提交事务B、调用session的flush方法C、调用session的查询方法D、关闭session

考题 Hibernate对象从瞬时到持久状态转换的方式有()。A、调用session的save方法B、调用session的create方法C、调用session的update方法D、调用session的load方法

考题 在set节点中设置"outer-join="true"",当调用Session的find方法时采用()。A、立即检索B、延迟检索C、迫切左外连接检索D、批量检索

考题 在Hibernate中,关于脏检查和刷新缓存说法正确的是()。A、当事务提交时,会发生脏检查B、Session的flush()方法是刷新缓存的方法C、在执行Session的commit()方法之前不会调用Session的flush()方法D、编写代码时,调用commit()方法之前要调用flush()方法

考题 Hibernate对象从临时状态到持久状态转换的方式有?()A、调用session的save方法B、调用session的close方法C、调用session的clear方法D、调用session的evict方法

考题 在Servlet里,能正确获取session的语句是()。A、HttpSession session=request.getSession(true)B、HttpSession session=request.getHttpSession(true)C、HttpSession session=response.getSession(true)D、HttpSession session=response.getHttpSession(true)

考题 session bean有stateless和stateful两种状态类型,下面对stateless描述正确选择是()。A、无状态session bean可以维持客户端的对话状态B、当客户端调用无状态session bean的方法时session bean的实例变量仅在调用期间内包含状态C、stateless session bean可以实现Web服务,但其他类型的企业bean不能

考题 Hibernate增加数据时可以调用Session的()方法。A、  save()B、  update()C、  delete()D、  get()

考题 HttpSession session=request.getSession(false)与HttpSession session = request.getSession(true)的区别()。A、没有区别B、如果当前reqeust中的HttpSession 为null,当传入参数为空时,就创建一个新的Session,否则返回nullC、如果当前reqeust中的HttpSession 为null,当传入参数为true时,就创建一个新的Session,否则返回null

考题 单选题下面不是清理Hibernate缓存的方法有()A 提交事务B 调用session的flush方法C 调用session的查询方法D 关闭session

考题 单选题session bean有stateless和stateful两种状态类型,下面对stateless描述正确选择是()。A 无状态session bean可以维持客户端的对话状态B 当客户端调用无状态session bean的方法时session bean的实例变量仅在调用期间内包含状态C stateless session bean可以实现Web服务,但其他类型的企业bean不能

考题 单选题Hibernate对象从临时状态到持久状态转换的方式有?()A 调用session的save方法B 调用session的close方法C 调用session的clear方法D 调用session的evict方法

考题 多选题You execute the following piece of code with appropriate privileges: User SCOTT has been granted theCREATE SESSION privilege and the MGR role.Which two statements are true when a session logged in as SCOTT queries the SAL column in the viewand the table?()AData is redacted for the EMP.SAL column only if the SCOTT session does not have the MGR role set.BData is redacted for EMP.SAL column only if the SCOTT session has the MGR role set.CData is never redacted for the EMP_V.SAL column.DData is redacted for the EMP_V.SAL column only if the SCOTT session has the MGR role set.EData is redacted for the EMP_V.SAL column only if the SCOTT session does not have the MGR role set.

考题 多选题在Hibernate中,关于脏检查和刷新缓存说法正确的是()。A当事务提交时,会发生脏检查BSession的flush()方法是刷新缓存的方法C在执行Session的commit()方法之前不会调用Session的flush()方法D编写代码时,调用commit()方法之前要调用flush()方法

考题 单选题在set节点中设置"outer-join="true"",当调用Session的find方法时采用()。A 立即检索B 延迟检索C 迫切左外连接检索D 批量检索

考题 单选题From the V$SESSION_LONGOPS view, you find that some of the database users have long-running queries that consume a lot of CPU time. This causes performance problems for other users in the database, who have much shorter queries. You would like to make sure that the users with large queries do not use all the CPU time, but you still do not want to terminate them with an error message. Which method would you follow to achieve this?()A  set the CPU time per call in the users profileB  set the CPU time per session in the users profilesC  set the TIMED_STATISTICS parameter to TRUE in the parameter fileD  set the CPU levels for the users’ group using Resource Manager

考题 单选题已知wage.getItem().size()的值是1。要想使执行session.update(wage)时自动执行session.update(wage.getItems().get(0)),必须配置()A <set name=”items” inverse=”true” cascade=”none”>…</set>B <set name=”items” inverse=”false” cascade=”none”>…</set>C <set name=”items” inverse=”true” cascade=”all”>…</set>D <set name=”items” inverse=”false”  cascade=”save-update”>…</set>

考题 单选题For the V$SESSION_LONGOPS view, you find that some of the database users have long-running queries that consume a lot of CPU time. This causes performance problems for other users in the database, who have much shorter queries. You would like to make sure that the users with large queries do not use all the CPU time, but you still do not want to terminate them with an error message. Which method would you follow to achieve this?()A  Set the CPU time per call in the users profile.B  Set the CPU time per session in the users profile.C  Set the CPU levels for the user’s group using Resource Manager.D  Set the TIMED_STATISTICS parameter to TRUE in the parameter file.

考题 多选题Hibernate对象从瞬时(即临时状态)到持久状态转换的方式有()A调用session的save方法B调用session的create方法C调用session的update方法D调用session的load方法

考题 单选题在Servlet里,能正确获取session的语句是()。A HttpSession session=request.getSession(true)B HttpSession session=request.getHttpSession(true)C HttpSession session=response.getSession(true)D HttpSession session=response.getHttpSession(true)

考题 单选题Hibernate对象从瞬时到持久状态转换的方式有()。A 调用session的save方法B 调用session的create方法C 调用session的update方法D 调用session的load方法

考题 单选题Hibernate增加数据时可以调用Session的()方法。A   save()B   update()C   delete()D   get()