【答案解析】create trigger sql_tri on employees for insert as
declare @ eid varchar(11)
declare @ name varchar(20)
declare @ deptno varchar(11)
declare yjy cursor for
select * from inserted
open yjy
fetch next from yjy into @ eid，@ name，@ deptno
while @ @ fetch_status=0
begin
update departments
set totalnumber=totalnumber+1
where deptno= @ deptno
fetch next from yjy into @ eid，@ name，@ deptno
end
close yjy
deallocate yjy
[解析]
本题考查了后触发器的Transact-SQL语句。其语法格式为：
CREATE TRIGGER触发器名称
ON |表名| 视图名|
[WITH ENCRYPTION]
AS
SQL语句
AFTER和FOR，指定触发器只有在引发的SQL语句中指定的操作都已成功执行，并且所有的约束检查也成功完成后，才执行此触发器，即后触发型触发器。