这将触发被扫描主机再次关闭已部分建立的连接。
This will trigger the scanned host to close the halfway-established connection again.
然后行id扫描(RIDSCN)操作符将扫描这些行，触发行预取，并将行id传递到fetch操作符。
The row ID scan (RIDSCN) operator then scans these row IDs, triggers row prefetching, and passes the row IDs to the fetch operator.
输入触发可被用来闭合某个通道，或启动几个通道的一次扫描。
An input trigger can be used to close an individual channel or to initiate a scan of several channels.
应用推荐