It returns the most recently committed version of the rows, even if another concurrent session holds an exclusive row-level lock.
即使另一个并发会话持有一个独占式行级锁，它仍然返回最近提交的行。
In this case, the listener port's ConnectionFactory needs to support only one connection, but it must allow one session for each concurrent MDB.
在这种情况下，侦听器端口的ConnectionFactory只需要支持一个连接，但是它必须允许每个并发m DB都有一个会话。
As mentioned earlier, you can create multiple, concurrent Screen sessions, where each session can manage a suite of Windows.
正如前面提到的，可以创建多个同时运行的Screen会话，每个会话可以管理一系列窗口。
Gets or sets the maximum number of concurrent security sessions that are established with the server for which it has issued a session token but for which no application messages are sent.
获取或设置已与服务器建立的并发安全会话的最大数目，该服务器已经为这些会话颁发会话令牌但尚未为这些会话发送任何应用程序消息。
The mechanism of token passing is used for concurrent control in the cooperative session.
采用有主持的协同会话实现会话控制；
The mechanism of token passing is used for concurrent control in the cooperative session.
采用有主持的协同会话实现会话控制；
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