题目内容

什么叫调车事故?

查看答案
更多问题

Given the following DDL for the PARTS table:CREATE TABLE parts (part_no INT(9) NOT NULL, part_name VARCHAR(24), part_remain INT(9));All part numbers entered will be different and all rows should be displayed in order of increasing part numbers whenever the table is queried. Which of the following create index statements will meet this criteria and require the least amount of storage for the index object?()

A. CREATE UNIQUE INDEX idx_partno ON parts(part_no)
B. CREATE UNIQUE INDEX idx_partno ON parts(part_name ASC)
CREATE UNIQUE INDEX idx_partno ON parts(part_name, part_no ASC)
D. CREATE UNIQUE INDEX idx_partno ON parts(part_no, part_name ASC)

引起肛痈的病因不包括()。

A. 饮食不节
B. 内伤七情
C. 肛门破损
D. 肺脾不足,肾阴亏损
E. 以上均是

械通气的主要相关并发症不包括()。

A. 通气不足
B. 通气过度
C. 呼吸道阻塞
D. 消化道溃疡
E. 气压伤

答案查题题库