现在，我们可从当前分组（或一个新开始的分组）中获得聚集信息，并将分组信息和传递给UDF 的参数结合起来。
Now we get the aggregation information for the current group (or start a new group) and combine that group information with the parameters that were passed in to the UDF.
这是将分组信息编码到二进制串中的缘故，分组参数类型为VARCHAR，比简单的INTEGER类型潜在地要求更多的存储空间。
This is due to the encoding of the group information in the binary string, and a grouping parameter of type VARCHAR requires potentially more space than a simple INTEGER value.
如果利用相同的分组关键字或者没有分组关键字，来聚合多个列，那么，所有的聚合都在单个数据传递中的相同操作中进行。
If more than one column is aggregated using the same grouping key or without a grouping key, then all the aggregations are computed within the same operation with a single pass over the data.
下一个示例展示了另一个情况：当所涉及的主体是多个分组的成员并且这些分组具有不同的权限时，可以累计多个配置文件中的权限。
This next example illustrates that rights can accumulate from multiple profiles when the principal involved is a member of multiple groups and these groups have differing access rights.
将输入字段分组并为每个组提供一个惟一的标识符，这样就可以不依赖于各组在表单中顺序方便地选择分组。
Group the input fields and give each group a unique identifier to provide an easy way to filter all the input fields and not be dependent on the ordering of groups in the form.
由括号表示分组：括号中包含的任何子表达式都被看作是用于以后分组或循环的原子。
Grouping is indicated by parentheses: any sub-expression contained in parentheses is treated as if it were atomic for the purpose of further grouping or repetition.
分组的选项选择分组选项中的一个将会使其他选项自动补选择，这些选项通常在其上、下放使用分割线来与其他菜单命令分开。
Grouped options Selection of a grouped option results in other options being automatically deselected. These options are visually grouped by a separator above and below.
目录服务（处理网格基础架构的管理进程）并未将数以千计的服务器分到一个核心分组中，而是将所有成员归类为20 个分组。
Rather than wrangling thousands of servers into a single core group, the catalog service (an administrative process which handles the structure of the grid) divides the members into groups of 20.
Schematron允许将断言和报告一起分组在称为规则的结构中，然后将这些规则一起分组在模式中。
Schematron permits you to group assertions and reports together within constructs called rules, and then to group these rules together within patterns.
在Perl6中，正则表达式将会更简单，处理也会更加容易，因为这个版本在匹配分组和数据提取的分组之间作了区分。
In Perl 6, the regular expression would be much simpler and the processing would be easier because this version distinguishes between grouping for matching and grouping for data extraction.
接着，又是分组中的文件被贴上标签，然后一个新的分组会被创建，如图6所示。
Again the files on the branch are labeled and a new branch is created, as shown in Figure 6.
从所有的区域和它们的估计人口列表中得到总分组数，再将总分组数除以30得到分组抽样间隔k。
The total number of clusters, drawn from a list of all sections and their population estimates, is divided by 30 to obtain the cluster interval K.
在与学习者情感有关的因素中，高分组与低分组是否表现出显著差异？
Do the high score group and the low score group differ in their individual affective factors?
该报表项必须是与当前列表位于同一分组或包含分组中的文本框。
The report item must be a text box in the same grouping or containing grouping as the current list.
本文推导出在AWGN信道中的六种蓝牙ACL分组平均吞吐量的表达式，它表明了在不同的SNR值时，不同的分组有最大的吞吐量。
The average throughput expressions of the six Bluetooth ACL packets in AWGN are derived in my thesis, it shows different packets have maximum throughput at different values of SNR.
利用M/G/1/K排队模型分析弹性分组环中各类业务缓存中的分组队列长度。
This paper uses M/G/1/K model to analyze the length of RPR queue systems.
该文根据分组话音业务的特点，结合分组话音业务服务质量要求，特别是分组丢弃概率和端到端分组传送时延的要求，研究AAL2分组话音系统中aal 2分组最优长度的确定方法。
This paper investigates the optimal packet, length for AAL2 packet voice system without bit dropping, which takes into consideration the features and quality of service of AAL2 packet voice.
本文分析和讨论了在采用分组交换的计算机网络中，提高缓冲器使用效率的最佳报文分组，其结论可供设计时参考。
This paper analyses and discusses on the optimal length of packet for increasing efficiency of buffers in packet-switching network. The conclusions are useful in network design.
新的分组调度算法将最短作业优先准则在一定程度上应用于分组交换网络中。
A shortest-job-first packet scheduling algorithm to reduce the average response time of interactive network applications is proposed in the paper.
介绍了利用MES架构模型对分组加工工艺过程进行优化的基本方法，并对MES系统在分组加工中的应用前景作了展望。
The basic method of optimizing technical process of group processing with MES frame model was introduced and the future application of MES in group processing was envisaged.
在分组密码的设计中，提高分组密码的抗差分攻击性能是一个重要的课题。
An important problem in the design of the block cipher is to improve the performance of the resisting differential cryptanalysis.
在高速分组交换网络中，分组调度策略和算法的设计是一个关键问题。
The design of packet scheduling strategy and algorithm is one of the most important issues for the high-speed packet-switched networks.
混合自动重传请求是高速下行分组接入(HSDPA)和高速上行分组接入(HSUPA)中的关键技术。
It is one of the key techniques in the high speed downlink packet access (HSDPA) and high speed uplink packet access (HSUPA).
本文重点研究了多媒体无线分组网络中的缓存管理与分组调度算法。
This dissertation pays attention to buffer management and packet scheduling in wireless multimedia packet networks.
在光分组交换中，光分组的组装算法将对交换的性能产生重要的影响。
Optical packet assembly algorithms have great effects on the performances of optical packet switching network.
本文通过技术经济比较，对营城煤矿条件下，薄及中厚煤层群采区分层或分组的合理布置方式作了分析。用经济分析法确定了在这种条件下采区分组布置的合理界限。
Through the comparison of technical economy, this paper has analysed the proper layout of individual beds or separate groups for multiple seams of thin and medium thickness in the Ying Cheng Colliery.
本文重点研究了多媒体无线分组网络中的分组调度算法。
This dissertation pays attention to packet scheduling in wireless multimedia packet networks.
因为分组优先于排序，所以您可以先按类别(以此为例)分组线程，再按每个类别中的ID对其进行排序。
Because grouping takes precedence over sorting, you can group threads by category, for example, and then sort them by ID within each category.
在分组交换网络中，分组调度算法在交换机和路由器中决定着分组的服务规则，而接入允许控制算法则决定着带宽资源的预留和释放。
In the packet switching network, packet scheduling algorithms in the routers and switches decide how to serve packets, admission control algorithms decide bandwidth reservation and release.
本文介绍了光突发交换(OBS)网络中的一种操作维护管理(oam)方案，包括这种OAM方案的结构、功能、分组过程和分组格式。
In this paper, we proposed an OAM scheme in OBS networks, which contains the structure, function, packet process And packet format.
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