If the MDB locks resources transactionally (for example, it may lock a database row), these resources will not become unlocked until the end of the batch.
如果MD b以事务的方式锁定资源(例如，它可以锁定数据库行)，则在批结束之前，这些资源将保持锁定。
This parameter defines a percentage of the lock list held by an application that must be filled before the database manager performs escalation.
该参数定义数据库管理器执行升级之前必须填入的应用程序所占有锁列表的百分比。
Within Figure 4, the database service is a "backbone" and is experiencing some sort of latency, such as lock contention in the database or network issues.
在图4中，数据库服务是“中枢”，其中存在某种类型的延迟，如数据库中的锁定争用或网络问题。
Be sure to verify that no JVMs are running on the database machine before manually removing a database lock file.
在手动删除数据库锁文件之前，请务必确认在数据库机器上没有JVM在运行。
For example, a lock snapshot captures and returns database lock information.
例如，锁快照捕获并返回数据库锁信息。
For example, if the database parameter LOCKWAIT is set to 20 seconds, a transaction waiting for a lock is rolled back after 20 seconds of wait time.
例如，如果数据库参数LOCKWAIT 被设置为20秒，一个等待锁的事务在过了 20 秒的等待时间后被回滚。
A soft lock is just a special cache value invalidation representation that stops other transactions from reading or writing to the cache before it gets the new database value.
软锁只是一种特定的缓存值失效表述方式，在它获得新数据库值前阻止其他事务读写缓存。
But a write lock in the database can't be held indefinitely.
但不能在数据库中无限地保持写锁。
The normal behaviour of a database access is to get a read lock on the queried data, which gets transformed into an update lock if data is updated.
数据库访问通常会对被查询的数据进行读锁定，在数据更新后会变成更新锁定。
When a database is not properly shutdown (for example, a crash or an abort) an 'orphan' database lock file will be left.
当数据库没有被正确关闭(例如，崩溃或中止)时，就会留下一个“孤立的”数据库锁文件。
When the Derby instance connects to a database, a lock is created that helps to enforce these rules.
当Derby实例连接到一个数据库时，就会创建一个锁，以帮助强制实施这些规则。
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。
For your lock Report, you will display a list of the current active sessions on the database server and the number of locks associated with each session. Here is the code to do this.
您将为LockReport显示数据库服务器上当前活动会话的列表，以及与每个会话相关的锁的数量。
Well, it started when a large customer of ours encountered some issues with other parts of their infrastructure that would lock up, including a database.
一开始我们的一家大型客户遇到一些问题，他们的基础设施的若干部分遇到锁定的问题，包括数据库。
Due to execution dependencies, a lock-up in the database could impact the application.
由于执行上的依赖，数据库中的锁定会影响到整个应用。
We are now ready to export the data from the NEWSTAFF table, and to simultaneously capture a database lock snapshot.
现在我们已经准备就绪，可以从newstaff表导出数据，并同步捕获数据库锁快照了。
MAXLOCKS defines a percentage of the lock list held by an application that must be filled before the database manager performs lock escalation.
MAXLOCKS定义了应用程序持有的锁列表的百分比，在数据库管理器执行锁升级之前必须填充该锁列表。
In this case, a logical lock (not a physical database lock) is used to flag that a row is in use for a long-term duration.
在本方案中，通过逻辑锁(而不是物理锁)来对在较长时间中使用的数据行进行标记。
In Figure 7, DB2 has detected a large number of lock escalations per hour for the SAMPLE database.
在图7中，DB 2探测到SAMPLE数据库每小时的锁数量大量增加。
Stop WebSphere Application Server, since it contains a lock on the database.
停止WebSphereApplicationServer，因为其中包含对数据库的锁定。
On the other hand, a larger number of changed objects per transaction means you lock changes for a longer time and your database also needs a bigger redo log.
另一方面，每次事务修改的对象数量越多就意味着锁定变更时间越长，同时数据库需要更大的redo log。
For example, the lock list is a memory pool that belongs to the database Shared memory set.
例如，locklist是属于数据库共享内存集的一个内存池。
For example, depending on a finalizer to release a persistent lock on a Shared resource such as a database is a good way to bring your entire distributed system to a grinding halt.
例如，依赖一个终结方法来释放一个共享资源，例如数据库，的持续锁，很容易引起整个分布式系统突然当掉。
The Database Engine chooses the appropriate lock and can escalate the lock from a row or page lock to a table lock.
数据库引擎将选择相应的锁，并且可以将锁从行锁或页锁升级到表锁。
So, you can address this with perhaps a table lock, or some other syncing field in the database to ensure duplicates don't appear.
因此，您可以通过表锁或数据库中的其他同步字段来解决这个问题，以确保不会出现重复项。
Use this persistence command to register a workflow service host as a lock owner in the persistence database.
一个持久性命令，该命令通过使用与工作流实例关联的实例键来加载该实例。
Use this persistence command to register a workflow service host as a lock owner in the persistence database.
一个持久性命令，该命令通过使用与工作流实例关联的实例键来加载该实例。
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