交易是将资料库单元操作的集合视为一个不可分割的逻辑单位(Logical Unit),然后使用并行控制(Concurrency Control)和回复处理(Recovery)机制来保障交易执行成功。 资料库的单元操作只有两种,如下所示: 读取(Read):从资料库读取资料。
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文章摘要信息 关键词 : 超音频脉冲;TIG焊;并行控制;电弧超声 [gap=1028]Keywords : ultra-audio frequency pulse;tungsten inert gas(TIG) welding;parallel control;arc-ultrasonic
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串并行控制 series parallel control
并行控制流 parallel control flow
并行控制系统 [计] concurrent control system
分布式并行控制 [计] distributed concurrency control
并行控制结构 parallel control structure
并行控制法 concurrency control methods
分布式并行控制算法 distributed concurrency control algorithm
并行控制的正确度 correctness of concurrency control
Applying parallel control and on the foundation of simple fuzzy control, a kind of fuzzy controller, which is divided into three control models, is designed to control the robot on seam tracking.
采用并行控制思想,在简单模糊控制的基础上,设计了一种三模分段的模糊控制器,完成了机器人焊缝跟踪的协调控制。
参考来源 - 新型移动焊接机器人弯曲角焊缝跟踪控制系统研究A strategy of parallel calculation and parallel control for trajectory planning of Parallel Machine Tools is proposed based on multiple TMS320F206 DSP chips.
提出了一种基于多个TMS320F206 DSP芯片的并联机床的轨迹规划的并行 四川大学硕士学位论文计算和并行控制策略。
参考来源 - 并联机床的智能控制·2,447,543篇论文数据,部分数据来源于NoteExpress
这种系统需要并行控制和恢复机制。
Such a system requires concurrency control and recovery mechanisms.
对医疗质量管理进行并行控制、危机控制、目标控制、缺陷控制。
In the administration of medical care quality were conducted parallel control, crisis control, target control and defects control.
由于这种分离,数据仓库不需要事务处理、恢复和并行控制机制。
Due to this separation, a data warehouse does not require transaction processing, recovery, and concurrency control mechanisms.
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