我们还开发了查询支持，它以JP - QL的子集开始，随着时间的推移还会不断增加新的内容。
We are also working on query support which will start with a subset of JP-QL and grow over time.
而WFS的异步执行特性则可以同时开始处理与SHIP1和SHIP2相关联的远程请求，从而帮助减少该查询的执行时间。
The asynchronous execution feature of WFS can help reduce the execution time of this query by firing off the remote requests associated with SHIP1 and SHIP2 at the same time.
“real”字段告诉您从查询开始到结束时所经过的时间。
The "real" field tells you the time elapsed between the beginning of the query and the end of query.
BETWEEN value1 ANDvalue2—查询开始时间和结束时间范围内的数据。
Between value1 and value2-query the data between a range of start and end times.
该查询能够看到在这个点之前提交的事务所做的所有改变，但是看不到之后开始的事务，或者是在这个时间点还未提交的事务所做的改变。
The query sees the changes made by transactions that committed before that point of time, and no changes made by later or uncommitted transactions.
基本功能：可查询本次通话开始时间，通知时间长、通话费用及被叫号码等。
Basic functions: to check the start time of this call to inform a long time, call costs and the called Numbers.
基本功能：可查询本次通话开始时间，通知时间长、通话费用及被叫号码等。
Basic functions: to check the start time of this call to inform a long time, call costs and the called Numbers.
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