以下哪种情况，全局变量@@fetch_status 的取值为0。 A: fetch语句语法错误 B: 被提取的行不存在 C: fetch语句执行失败 D: fetch语句执行成功
以下哪种情况，全局变量@@fetch_status 的取值为0。 A: fetch语句语法错误 B: 被提取的行不存在 C: fetch语句执行失败 D: fetch语句执行成功
He had to jump over the ____ wall to fetch the ball.
He had to jump over the ____ wall to fetch the ball.
32. He had to jump over the ____ wall to fetch the ball.
32. He had to jump over the ____ wall to fetch the ball.
下面( )函数从结果集中取得一行记录，返回的只是数字索引数组。 A: mysqli_query B: mysqli_fetch_array C: mysqli fetch row D: mysqli fetch assoc
下面( )函数从结果集中取得一行记录，返回的只是数字索引数组。 A: mysqli_query B: mysqli_fetch_array C: mysqli fetch row D: mysqli fetch assoc
中国大学MOOC: To train dogs to fetch，trainers often start with a ( ).
中国大学MOOC: To train dogs to fetch，trainers often start with a ( ).
The autumn air felt ____ so she went to fetch a coat for her son.
The autumn air felt ____ so she went to fetch a coat for her son.
Jason was sent to fetch the golden fleece because his uncle wanted him to be the king.
Jason was sent to fetch the golden fleece because his uncle wanted him to be the king.
定义游标后,直接使用FETCH语句就可以自动打开游标。
定义游标后,直接使用FETCH语句就可以自动打开游标。
释放游标使用( )语句。 A: DECLARE B: DEALLOCATE C: CLOSE D: FETCH
释放游标使用( )语句。 A: DECLARE B: DEALLOCATE C: CLOSE D: FETCH
关闭游标使用关键字()。 A: OPEN B: CLOSE C: DECLARE D: FETCH
关闭游标使用关键字()。 A: OPEN B: CLOSE C: DECLARE D: FETCH