很基础的sql语句的使用示例
24.为“学生”表创建一个依赖于“学号”的唯一的、非聚集的索引
Create unique nonclustered index stu_int on students(sno)
25.通过游标逐行读取“学生”表的记录
Declare stu_cur cursor for
Select * from students for read only Open stu_cur Fetch stu_cur Close stu_cur Deallocate stu_cur
很基础的sql语句的使用示例
24.为“学生”表创建一个依赖于“学号”的唯一的、非聚集的索引
Create unique nonclustered index stu_int on students(sno)
25.通过游标逐行读取“学生”表的记录
Declare stu_cur cursor for
Select * from students for read only Open stu_cur Fetch stu_cur Close stu_cur Deallocate stu_cur