肺部手术后患者在麻醉恢复、生命体征平稳后，合适的卧位是（） ["头高脚低位","半坐卧位","平卧位","侧卧位","平卧位、头偏向一侧"]
The NLS_SORT parameter sets the default sort method for which of the following operations?（） [" WHERE clause WHERE"," ORDER BY clause"," BETWEEN clause"," NLSSORT function"," NLS_SORT functio"]
发电机交流耐压试验电压的选择原则主要决定于（）。 ["绝缘可能遭受大气过电压作用的水平","绝缘可能遭受操作过电压的水平","绝缘可能遭受谐振作用的水平"]
封堵作业中，若管线内介质为液体时，管件焊接时的流速不应大于（）米/秒。 ["5","7","9","10"]
You created the DEPT table by using the following command： CREATE TABLE scott.dept （deptno NUMBER（3）， dname VARCHAR2（15）， loc VARCHAR2（15） ） STORAGE （INITIAL 100K NEXT 50K MAXEXTENTS 10 PCTINCREASE 5 FREELIST GROUPS 6 FREELISTS 4）；You are required to shrink the DEPT table. While performing the shrink operation， you want to ensure that the recovered space is returned to the tablespace in which the DEPT table is stored. You do not want to shrink the indexes created on the DEPT table. What will you do to shrink the SCOTT.EMP table？（） [" Issue the ALTER TABLE SCOTT.DEPT SHRINK SPACE COMPACT； statement."," Issue the ALTER TABLE SCOTT.DEPT SHRINK SPACE； statement."," Issue the ALTER TABLE SCOTT.DEPT SHRINK SPACE CASCADE； statement."," You cannot shrink the SCOTT.EMP table."]
下属成熟度
