第一列是时间,表明什么时候锁出现了竞争。
The first lane is Time, indicating when this lock contention occurs.
确保应用程序持有锁的时间尽可能短。
Ensure that applications hold locks for as short a time as possible.
LockWaitTime:在执行此sql语句期间系统等待锁的时间。
Lock wait Time: Time the system waited for locks during SQL statement.
解决方案必须避免会话锁超时和长时间等待锁。
The solution must avoid session lock timeouts and long wait for locks.
当锁被占有的时间很短时,自旋锁的效果非常好。
Spin locks work well in cases where lock durations are very short.
持续时间:指定了锁被持有的时间长度。
Duration: Specifies the length of time for which a lock is held.
我找了老长时间才找到这把锁。
他们把们锁了很长时间。
选择锁时,不使用全部或每半时间限制,并时刻因素。
Select lock when not using all or each semi-time limit and moment element.
您可以设置空闲时间之后,他将自动锁闭键盘锁定。
You can set the idle period after which Mr Lock will autolock the keypad.
您可以设置空闲时间之后,他将自动锁闭键盘锁定。
You can set the idle period after which Mr Lock will autolock the keypad.
应用推荐