When a table holds a Z lock, no concurrent application can read or update data in that table.
当表持有z锁时,任何并发应用程序都不能读取和更新该表中的数据。
When a table holds an IX lock, the lock owner and concurrent applications can read and update data in that table.
当表持有IX锁时,锁拥有者和并发应用程序可以读和更新该表中的数据。
However, unexpected reboots and system lock-ups can result in significant corruption of recently-modified data.
然而,意外的重新引导和系统锁定可能会导致最近修改数据的明显毁坏。
应用推荐