To force a lock timeout error, establish a first database connection and execute some SQL statements simulating a real transaction on the table employee.

为了促使一个锁定超时错误发生，我们首先建立一个数据库连接，并执行一些sql语句来模拟表employee上的真实事务。

youdao

SaaS application architectures which force you to make decisions that lock you into a particular technology stack will compromise the ability of a SaaS application to evolve and adapt.

强制您作出选择并使您锁定到某种特定的技术堆栈，这种SaaS应用程序架构将不利于SaaS应用程序的未来演变和适应能力。

youdao

Since pessimistic session locks can be removed as described above, the application that obtained the lock should always check to see if it is still in force before updating data.

如上所述，由于可以删除悲观会话锁，因此获得锁的应用程序始终需要在更新数据之前检测锁是否有效。

youdao

In particular, Talbott has been frantically trying to nail down a new arms control agreement, one that would lock the United States into strategic force reductions and a permanent adherence to the 1972 Anti-Ballistic Missile Treaty with which it -- literally -- cannot live.

CENTERFORSECURITYPOLICY: Center For Security Policy

But ecosystem lock-in was never the strong force it was cracked up to be.

WSJ: Jenkins: Apple's New Normal

It is the essence of why lock-in is such a powerful force.

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