列表3.更新新的行指针，并返回测试数据。

Listing 3. Update new row pointer and return test data.

youdao

fetch函数将结果集指针指向下一行。

The fetch function sets the result set pointer to the next row.

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提供指向表中被请求的数据行的直接指针。

To provide direct Pointers to the requested data rows in the table.

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我知道读了之后，文件指针会指向下一行，关键是我要把读过的删除掉。

I think you only read and delete some lines in the file.

youdao

我知道读了之后，文件指针会指向下一行，关键是我要把读过的删除掉。

I think you only read and delete some lines in the file.

youdao