这条新命令允许您在对基表的一次扫描中收集统计数据，并构建索引，而不像这些特性的以前实现那样需要进行两遍扫描。
This new command allows you to collect statistics and build an index in a single pass of the base table, instead of two passes with the previous implementation of these features.
这里的问题是如何访问表数据，可能一次访问所有数据。
The problem here is in how the table data will be accessed, which is all at once.
简单地运行两次会产生错误，因为相同的星星名称（作为表的主键）使用了两次，则会由于重复的主键值导致错误。
Simply running it twice will produce an error, because the same star names (which are the primary key for the table) are used again, causing an error with duplicate primary key values.
通过异构批处理特性，这些跨表更新只需访问数据库一次即可完成。
With heterogeneous batching, these updates across tables can be done in a single trip to the database.
这种方法改善了XSLT的性能，因为每个样式表只要解析和编译一次，就可以在以后的转换中反复使用。
This approach greatly improves the XSLT performance, since each stylesheet is parsed and compiled only once and reused for each subsequent transformation.
explain表可以在您第一次使用Visual Explain时自动进行创建。
Explain tables may be created automatically the first time you use Visual Explain. If they have not been created, you can manually create them as follows.
GoogleSpreadsheetsdataAPI还可以向工作表添加行，这一次，Zend_Gdata_Spreadsheets组件提供了一个原生方法来执行此操作。
The Google Spreadsheets data API also makes it possible to add rows to a worksheet, and this time, the Zend_Gdata_Spreadsheets component does have a native method to perform this operation.
您可以选择通过不存储极其频繁重复的文本字段，而是将其一次性放置在一个子维度表中，节省该大小的表中的大量空间。
You can expect to save quite a bit of space in a table of that size by not storing the very frequently repeated text fields, but rather putting them once in a subdimension table.
这是开始进行民调以来第二次出现的状况，拉美国家更多的受访者认为犯罪(而非失业)是自己国家目前面临的最重要问题(表五)。
For only the second time since the polls began, more respondents across Latin America as a whole cite crime, rather than unemployment, as the most important problem facing their country (see chart 5).
我在这个应用程序中使用表是因为细节区域包含固定数目的元素，这些元素应该为数据集中每行打印一次。
I used a table in this application because the detail band contains a fixed number of elements that should be printed once for each row in the dataset.
能源与气候变化部 (DECC) 召开了一次商谈应如何推广智能表的会议，并宣称该计划将是世界上最大的智能表计划。
Launching a consultation on how the smart meters should be rolled out, the Department for Energy and Climate Change (DECC) claimed the scheme will be the biggest smart meter project in the world.
逻辑上，每个事实表行现在代表一个文档，而不是关键词的一次出现。
Logically, each fact table row now represents a document, not a keyword occurrence.
《大衍历》日躔表是一份四次差分相等的数表，反映一行对太阳运动复杂性的深刻认识。
The solar equation table of the Dayan Calendar is a mathematical table of equally quartic difference, and it reflects Yi Xing's profound understanding about the solar motion.
带孩子们外出活动，外出购物或者出外办事，在室外或者健身房里享受一次跑步，这些事情都可以被纳入在家工作的日程表中来。
Taking kids to an activity, getting shopping or errands out of the way, and enjoying a run outside or in the gym are the things that can be incorporated into the work-from-home schedule.
他坦言：“有一次我那时的女朋友要经常出国，我就给了她一块表设定到‘我的时间’，这样我们就一直保持在同一个时区了。”
He reveals: "This one time I had a girlfriend that was out of the country a lot." So I gave her a watch and set it to 'my time' so wherever we were, we'd always be on the same time.
每三个月查一次表。
最后一位代表为我提供了一次佛罗里达游。
这些操作中：redistribute、table reorg、indexcreate和runstats，每个操作都需要扫描一次表数据。
Each of these operations: redistribute, table reorg, index create, and runstats require scanning the table data once.
他们委托外部系统管理其日程表，每天连接一次(或很少连接)来获取新预约。
They delegate an external system for managing their agenda, connecting once a day (or rarely) to get new appointments.
不同之处是，这一次应该选择PROJECT表中的所有字段。
The difference is that this time you should select all fields from the PROJECT table of course.
组织中的行为并不是由一种详细的蓝图和日程表预先且一次性地决定好的。
Behavior in the organization is not determined in advance and once and for all by a detailed blueprint and schedule.
如果是在一个表中，那么您必须执行一次投影操作来过滤数据。
In the case of a table, you must do a projection operation to cull the data.
第一次打开模板时，需要填写表2中所示的字段。
When you first open a template, you are prompted to fill in the fields shown in Table 2.
在10月发表的一次研究表明美国在世界男女预期寿命榜上排名第49。相比1950年时的第5有了急剧下滑。
A study released in October said the United States ranked 49th in the world for male and female life expectancy, a precipitous drop from the fifth place it held in 1950.
对于上一次介绍的author表，新建的数据库访问模型如清单7中的代码所示。
For the Author table I created last time, this new database access model looks like the code in Listing 7.
通过使用模板，一次性地为数据库中每个表定义复制，可以复制整个数据库。
You can use templates to replicate an entire database by defining replicates for each of the tables in the database at once.
我第一次使用日程表时，我一周在办公室花费了约60个小时，却只完成了15个小时的实质性工作。
The first time I kept a time log, I only finished 15 hours worth of real work in a week where I spent about 60 hours in my office.
7月发表的研究表明，该次暴发中的H5N1病毒与过去两年在东南亚传播的病毒相似。
Research published in July indicates that H5N1 viruses in that outbreak are similar to viruses that have been circulating in south-east Asia for the last two years.
那么作者只需进行一次更新，更改就会立即在所有日程表日期上生效。
The author can make one update and the change is immediately available across all calendar dates.
那么作者只需进行一次更新，更改就会立即在所有日程表日期上生效。
The author can make one update and the change is immediately available across all calendar dates.
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