民事诉讼中的禁制令包括哪几种？
Examine this statement: SELECT student_id, gpa FROM student_grades WHERE gpa > &&value; You run the statement once, and when prompted you enter a value of 2.0. A report is produced. What happens when you run the statement a second time?（） ["An error is returned.","You are prompted to enter a new value.","A report is produced that matches the first report produced.","You are asked whether you want a new value or if you want to run the report based on the previous value."]
You work as a database administrator for Certkiller .com. Your database is in NOARCHIVELOG mode. The database has been configured with three redo logs groups， and there have been five log switches. You lost one non-system-critical data file from your database. Which method would you use to recover the data file？（） ["Restore all the data files and open the database","Create the data file and performtablespacerecovery","No need to restore any file， just recover the database","Restore only the system data file and recover the database","Restore only lost date file and performtablespacerecovery"]
While creating a job class using the DBMS_SCHEDULER package， you set the logging level to LOGGING_RUNS. What would be the impact of this setting？（） [" Oracle Scheduler would write detailed information to the job log for each run of each job in the job class."," Oracle Scheduler would write detailed information to the job log for the first run of each job in the job class."," Oracle Scheduler would write detailed information to the job log for each run of only the first job in the job class."," Oracle Scheduler would write detailed information for all operations performed on all jobs in the job class."]
电容型绝缘结构的设备，当末屏处产生悬浮电位时，介质参数的明显表征是（）。 ["tgσ升高","绝缘电阻下降","局部放电量骤增"]
简述使用DataAdapter获取数据的步骤。
