By default, the pool maintained thread runs every 180 seconds (3 minutes), although this value can be changed by setting the connection pool Reap time property.

缺省情况下，池维护的线程每180秒(3分钟)运行一次，但是通过设置连接池获得时间属性可以更改此值。

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If the connection is lost or the table is dropped, any statement referring to the DGTT needs to be recompiled every time the table is re-declared.

如果连接失败，或者该表已删除，那么每次重新声明这个表时，都需要重新编译引用DGTT的任何语句。

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Additionally, IMAP can check for new mail over an existing IMAP connection, while POP3 has to open a new connection every time.

另外，IMAP可以在现有的IMAP连接上检查新邮件，而POP3每次必须打开新的连接。

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So every time the tag is read, a real-time connection to that database is needed to work out how to route the bag.

ECONOMIST: REPORTS

Carriers warn that such a tactic could cause massive delays if airlines are forced to remove bags every time a passenger misses a connection or is bumped from an overbooked flight.

CNN: Mineta to outline baggage security guidelines

Almost every single time: I was able to get a meeting and establish a connection.

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