端点选择、接口端点和订阅缓存还未使用,因此我们当前将不优化它们的参数。
The endpoint selection, interface endpoints, and subscription caches are not yet used, so we will not tune their parameters at this time.
一旦理解了自己的选择,就可以通过调整OPTCOMPIND参数,或者通过添加查询指示或索引,来影响优化器,从而选择最佳的查询执行计划。
Once you understand your options, you can influence the optimizer to select the best query execution plan, either by adjusting the OPTCOMPIND parameter or by adding query directives or indexes.
正如我们在本文讨论的,如果sql语句中存在主机变量或参数标记,那么DB 2优化器可能会选择一个次优化的存取计划。
As we've discussed in this article, the DB2 optimizer may choose a sub-optimal access plan when there are host variables or parameter markers in the SQL statement.
如果IN列表中包含参数标记符或主机变量,使优化器不能使用编目统计信息来确定选择性,就会出现这种情况。
This can occur if the IN list contains parameter markers or host variables which prevent the optimizer from using catalog statistics to determine the selectivity.
该参数值较高可能会影响优化器在缓冲池使用中对比较保守的存取方案的选择。
Higher values for this parameter can influence the optimizer to choose access plans that are more conservative in buffer pool usage.
其计算结果将为渐开线齿轮设计、参数优化选择等提供参考数据,同时为齿根应力数值分析提供了新的数学模型。
The result will offer reference data for design of involute gear and optimization of parameter choice, and offer new mathematical model for numerical analysis of root stress.
要启用优化器以选择分区内并行性,您必须按如下所示设置分区内并行的数据库管理器配置参数。
To enable the optimizer to choose the intra-partition parallelism you must set the intra_parallel database manager configuration parameter as shown here.
根据光散射和反射的理论,测量系统参数被选择以优化系统。
The measuring system parameters according to the theory of light scattering and reflection are chosen to optimize the system.
在舵机控制电路参数的测试过程中,选择适当的数据处理方法与优化测试电路性能,对于提高测试精度是同等重要的。
In the testing system, it is same important to select an appropriate data processing method as to optimize performance of hardware to improve the test accuracy.
根据光散射和反射的理论,测量仪参数被选择以优化系统。
The proper parameters according to the theory of light scattering and reflection are chosen to optimize the measurement instrument.
在机械故障诊断中,特征选择和分类器的参数优化都可以提高诊断精度。
Feature selection and parameters optimization of the fault classifier can enhance the fault diagnosis accuracy.
阐述了转向架的主要结构设计特点和动力学性能参数的优化选择。
The main structure design features and the optimized selection of the dynamics performance parameters of the bogie are expounded.
主要研究内容包括喷墨快速成型系统的建立、成型喷头的优化设计、成型工艺参数的选择和成型结果分析。
The main work included establishment of the inkjet RP system, optimization design of the prototyping nozzle, select of the parameters and analysis of the results.
有关分析结果对铣刀的设计及不锈钢铣削参数的优化选择有一定的参考价值。
The equation can also be used as a reference for milling cutter design and optimized selection of stainless steel milling parameters.
为进一步进行玉米固定床干燥系统工艺参数的选择和优化提供了基础。
The study results provide a basis for further choice and optimization of technological parameters of fixed-bed drying of corn.
提出了以提高线性记录密度为目的的优化选择结构参数的准则,同时对常用的几种RLL编码方式进行了比较。
The principle of optimal selection of RLL code parameters which achieve high linear density is also proposed. Comparisons of several RLL codes are given at last.
结合电站及灯泡贯流机组的特点,简要介绍电站水轮发电机组机型及其参数的优化选择。
In connection with the features of the power station and bulb 'turbine unit, the optimal selection of turbine type and parameters is briefly described.
通过对光学干涉系统结构设计和元件参数选择,最大限度地优化了干涉条纹的可见度,并设计出零背景光强标准硅球直径精密测量系统。
On the basis of structure design of optical system and parameter option of optical components, the visibility of interference fringe with zero background intensity is optimized.
本文介绍采用计算机优化技术进行直升机尾桨参数优化选择的方法。
This paper introduces a method of making selection of helicopter tail rotor parameter optimization using computer optimum techniques.
将磨削加工中磨削参数的选择转化为优化设计问题。
Choice of grinding parameters in grinding is transformed as the problem of optimum design.
特征选择及分类器参数优化是提高分类器性能的两个重要方面,传统上这两个问题是分开解决的。
Feature selection and classifier parameter optimization are two important aspects for improving classifier performance and are solved separately traditionally.
根据供电电网电压及中间直流回路电压给定,对主电路的元件参数进行了选择和优化。
According to source voltage and middle DC voltage command, the parameters of the rectifier are chosen and optimized.
因此,该参数对于优化基于802.11的无线网格网的路径选择,提高网络性能是行之有效的。
So it is effective on optimizing the path selection of wireless mesh network based on 802.11 and improving the performance of network .
利用超核实验数据来优化选择YN相互作用参数是有可能做得到的。
Utilizing experimental data, it is possible to optimize model parameters in the theoretical studies of YN interaction.
文章探讨了高功率脉冲变压器铁心的结构参数及其材料选择原则,是优化变压器设计的必要的理论研究。
The paper discusses high power pulse transformer iron-cores structure data and its material selection principle, it is a necessary theoretical study for optimizing design of transformer.
据此提出主要机构参数的优化选择方法,确定齿形圆弧替代的步骤。
Based on these, it brought forward the optimum method for selection of main mechanism parameters, ascertained the procedure of replacing profile by arc.
设计出六种具有相同侧切刃的等耕深、等安装角圆弧母线正切面旋耕刀,并对正切刃、正切面诸参数进行了优化和选择。
Six kinds of rotary blades with same tillage depth and same mounting Angle are designed which have the circular element scoop surfaces. The parameters of the scoop surface are discussed and optimized.
通过对反相色谱二元和三元体系操作参数的优化选择,确证了方法的可靠性。
The validity of the method is verified through the selection of optimal operating condition in binary and ternary mobile phase systems.
文中对各有关参数进行了选择、优化和讨论,对FPD作为HPLC的在线检测器的可能性作了初步探讨。
The parameters are studied and optimized, which proved the possibility of FPD as a feasible on line detector for HPLC.
文中对各有关参数进行了选择、优化和讨论,对FPD作为HPLC的在线检测器的可能性作了初步探讨。
The parameters are studied and optimized, which proved the possibility of FPD as a feasible on line detector for HPLC.
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