骨髓移植时,患者从捐献骨髓中获得了,从而具备了造血功能。
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实训8 存储过程1.创建存储过程p1,查询stu数据库表student表中所有数据。(无参数)2.创建存储过程p2,查询任意学号学生的姓名、课程号和成绩(学号为带入参数)。3.创建存储过程p3,查询任意学号学生的姓名和性别(学号为带入参数),显示格式为:xxx是X生,如‘刘明是男生’。4. 创建存储过程p4,查询任意学号学生的姓名(学号为带入参数,姓名为带出参数)。5.创建存储过程p5,根据系部名称查询查询返回该系部的学生人数(系部名称为带入参数,人数使用带出参数)。6.创建存储过程p6,修改score表中成绩:三个带入参数(学号,课程名,新分数),将某学号某门课成绩修改为新分数。7.创建存储过程p7,删除score表中成绩:删除某学号某门课程成绩。(学号和课程号为带入参数)。8.创建带游标的存储过程p8,其功能是利用游标逐行浏览返回某个学号的学生学号,课程号,成绩(学号为带入参数)。
Which of the following is not an advantage of using methods.
A. Using methods makes reusing code easier.
B. Using methods makes programs run faster.
C. Using methods makes programs easier to reaD.
D. Using methods hides detailed implementation from the clients.
__________ is a simple but incomplete version of a methoD.
A main method
B. A method developed using top-down approach
C. A stub
D. A non-main method
Which of the following is NOT included in marketing?
A. Competitor analysis.
B. Customer survey.
C. Investment attraction.
D. Product promotion.