Merge scan join (MSJOIN) with sort for outer and inner
使用内部和外部排序的合并扫描联接 (MSJOIN)
If there is an index on the join column, the costs will be significantly less; otherwise the database server must perform table scans for all tables, both outer and inner tables.
如果连接列上有一个索引,那么其成本会相当低;否则,数据库服务器就必须对所有表(外部和内部表)执行表扫描。
One can see how the outer and inner are related.
你能观察到外在和内在是怎么联系的。
The following example contains two XML elements, outer and inner.
下列范例包含两个XML项目:外部及内部。
It is one movement and it is wrong to speak of the outer and inner awareness.
这是同一个运动,觉察有内外之别的说法是错误的。
The outer and inner membranes of acrosome are different from the plasma membrane.
顶体的内、外膜结构不同于质膜。
Their surface profile closely matches the raceway profile of the outer and inner rings.
它们的表面轮廓最接近内外圈滚道。
The invention relates to a bearing, especially roller joint bearing, comprising outer and inner ring.
本实用新型涉及一种轴承,尤其是涉及一种关节轴承。
Misalignment of the outer and inner conductors is impossible to avoid when different connectors are mated.
若不同的连接器进行匹配,难免会造成外部和内部导体对不准。
Both outer and inner iterations are used to avoid too much error feedback which may cause decoding failures.
为防止过多错误反馈造成译码失效,提出采用内、外双重迭代方式提高系统的鲁棒性。
Both outer and inner iterations are used to avoid too much errors feedback which may cause decoding failure.
为防止过多错误反馈造成译码失效,提出采用内、外双重迭代方式提高系统的鲁棒性。
The present invention relates to the technology field of building material, and the paint is suitable for use in both outer and inner walls.
本发明涉及高强度乳胶化涂料及其配制方法,属于建筑材料技术领域,适合于作内外墙壁涂料。
The advantages of employing torsion springs in place of the conventional outer and inner springs in the speed-adjusting system have also been shown.
文中还论述了在调速系统中采用扭簧代替现用的内、外弹簧所取得的效果。
Simulations indicate that the reflectivity of a coaxial Bragg reflector is optimized when the outer and inner conductors have the same corrugation period.
数值模拟研究结果显示,当同轴布喇格反射器内外导体柱波纹槽周期相同时,反射率获得最优效果。
Firstly, reinforced concrete durability factors serials were confirmed through compositively analyzing outer and inner factors about effecting carbonation.
首先,在综合分析引起碳化发生的内外因素的基础上,提出钢筋混凝土耐久性影响因素序列。
Accountants' behavior is restricted by outer and inner environment and their own professional knowledge, thus it is bound to bring influence on accounting information.
会计行为受内、外部环境以及会计人员业务水平的制约,必然会对会计信息产生影响。
The heat transfer characteristics of the detonation chambers outer and inner wall were analyzed when the pulse detonation engine model was operated in the multi-cycle mode.
分析了两相多循环脉冲爆震发动机工作过程中爆震室内、外壁换热特性,建立了爆震室壁温分布计算模型。
The cerebral cortex include three layers: outer plexiform layer, cell layer and inner plexiform layer. There are some small cells scatter in outer and inner plexiform layer.
扬子鳄大脑皮层可分为外网状层、细胞层和内网状层三层,神经细胞绝大多数集中于细胞层内,内、外网状层中零星分布一些小细胞。
This paper first studies the graphic outer and inner cut by convex polygon, then the graphic cut by arbitrary polygon. Its application of compiler program proves to be satisfactory.
本文首先讨论了凸多边形对图形的外裁剪和内裁剪,在此基础上研究了任意多边形对图形的裁剪问题,通过编程应用,效果良好。
Under the supply chain management environments, to achieve the purpose of meeting the market requirements immediately, companies must face kinds of challenges from outer and inner aspects.
在供应链管理环境下,企业要达到快速响应市场需求的目的,就必须面临多种来自内部及外部的挑战。
This distribution pattern of GABA-IR in the bullfrog retina suggests that GABAmay play an important role in transmission and modulation of visual signals in both the outer and inner retina.
上述结果表明,GABA广泛分布于牛蛙视网膜的各层,提示它在视觉信号的传递过程中发挥着重要作用。
In this process, protein translocation machineries of the outer and inner membranes, at least three major translocase complexes, are needed to ensure the proper import of precursor proteins.
在此过程中,需要线粒体外膜和内膜的蛋白质运输机器(至少三种主要的移位酶 复合物)来保证前体蛋白质的正确运输。
In this process, protein translocation machineries of the outer and inner membranes, at least three major translocase complexes, are needed to ensure the proper import of precursor proteins.
在此过程中,需要线粒体外膜和内膜的蛋白质运输机器(至少三种主要的移位酶 复合物)来保证前体蛋白质的正确运输。
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