作者: Constrain 時(shí)間: 2025-3-21 21:42
978-3-540-12959-2Springer-Verlag Berlin Heidelberg 1983作者: Directed 時(shí)間: 2025-3-22 03:57
Andreas Herrmann,Frank Huber,Stefanie Regier therefore, integrates a software design method (such as modular design and specification) with performance prediction methods to produce a tool to uniformly predict the performance of software / hardware architectures.作者: 有惡意 時(shí)間: 2025-3-22 06:42 作者: exorbitant 時(shí)間: 2025-3-22 12:02 作者: Inordinate 時(shí)間: 2025-3-22 16:24 作者: Inordinate 時(shí)間: 2025-3-22 17:31 作者: 突變 時(shí)間: 2025-3-22 23:06 作者: gregarious 時(shí)間: 2025-3-23 02:57 作者: Diluge 時(shí)間: 2025-3-23 05:42
Winfried J. Steiner,Bernhard BaumgartnerThis short paper presents some architectural features of a database machine currently in its first design phase at the Aachen University (W.-Germany).作者: irritation 時(shí)間: 2025-3-23 13:34 作者: 未開(kāi)化 時(shí)間: 2025-3-23 14:59
Robert Horváth,István Faragó,Willy SchildersIn this paper we take a critical look at the future of the field of database machines. We hypothesize that trends in mass storage technology are making database machines that attempt to exploit a high degree of parallelism to enhance performance an idea whose time has passed.作者: outset 時(shí)間: 2025-3-23 19:22 作者: bleach 時(shí)間: 2025-3-23 23:41 作者: 流眼淚 時(shí)間: 2025-3-24 03:20 作者: 舊式步槍 時(shí)間: 2025-3-24 08:07
https://doi.org/10.1007/978-3-642-00754-5ed tokens. This graph will be referred to as a dataflow graph. All requests are injected into the dataflow graph in the form of tokens which propagate through the graph by being replicated from one node to another. Thus computation proceeds in an asynchronous data-driven fashion..This model permits 作者: BAIL 時(shí)間: 2025-3-24 11:27
Winfried J. Steiner,Bernhard Baumgartnerconnecting the processors of neighbouring rows) and some sorters..The basis of our design is to interpret a query tree as a dataflow program, to map it directly onto hardware structures and to execute it under dataflow control, using pipelining and parallel processing..We work with sorted relations 作者: Lipoprotein(A) 時(shí)間: 2025-3-24 18:15
Andreas Herrmann,Frank Huber,Stefanie Regier therefore, integrates a software design method (such as modular design and specification) with performance prediction methods to produce a tool to uniformly predict the performance of software / hardware architectures.作者: HEPA-filter 時(shí)間: 2025-3-24 20:23 作者: 最初 時(shí)間: 2025-3-25 00:16
Adaptive Choice-Based Conjointanalyses the efficiency of this Filter. A probabilistic modelling approach for evaluating the Filter utilization is introduced. In order to illustrate this approach we perform the analysis for the Union operation under a simple algorithm. The modelling methodology we propose is indeed general and will be u作者: INCH 時(shí)間: 2025-3-25 05:39 作者: 表否定 時(shí)間: 2025-3-25 07:54
Bernhard Baumgartner,Winfried J. Steineration characteristics (data rate, overhead) together with their effects on throughput, response time and host CPU offload are investigated in a simulation model..In addition, the relationship between query characteristics (number of I/O transfers, internal processing time)and throughput and offload 作者: Inelasticity 時(shí)間: 2025-3-25 13:35 作者: FAWN 時(shí)間: 2025-3-25 16:06 作者: NIL 時(shí)間: 2025-3-25 23:59 作者: 新鮮 時(shí)間: 2025-3-26 02:08
Sulfonation in Chemical Carcinogenesis performance enhancement by the addition of more backend minicomputers and associated disks and by the replication of the same software without additional programming. MDBS has been implemented using a permanent process for each major database system function. Further, the processes in a backend are作者: 威脅你 時(shí)間: 2025-3-26 05:46
Sulfonation in Chemical CarcinogenesisOG, considered as data description and data manipulation language..We present the motivations of the project, and an overview of PROLOG language and of its utilization for data bases. We present two important points in the interpretation of PROLOG for data base machine, the parallel execution and th作者: acrimony 時(shí)間: 2025-3-26 10:21
L. A. Reinke,F. C. Kauffmann,R. G. Thurmanytically a queuing network which gives response times of the SABRE data base machine. It is shown that locking is better than timestamp ordering when there is a high probability of conflict between transactions. However, if the mean number of requests per transaction is high then timestamp ordering 作者: 是剝皮 時(shí)間: 2025-3-26 16:17
https://doi.org/10.1007/978-94-017-9072-7ty. The recent researches on database machines have much improved the processing speed by the introduction of special hardware algorithms for the search and the sort of relations. However, these are the algorithms for the internal processing of relations. In other words, these algorithms can not cop作者: 雪上輕舟飛過(guò) 時(shí)間: 2025-3-26 20:35 作者: 原諒 時(shí)間: 2025-3-26 20:59 作者: 失望未來(lái) 時(shí)間: 2025-3-27 04:01
Performance Modeling of the DBMAC Architectureails of the internal structure and the interactions between the system and the environment. This approach allowed to characterize the global performance of the database machine and to compare different design alternatives at the phisical architecture level.作者: 是貪求 時(shí)間: 2025-3-27 08:45
Experiments in Benchmarking Relational Database Machines measurement experiments are being conducted on a relational database machine. The experimental environment is described. Results from an application of the methodology are reported. The results not only are indicative of the machine performance, but also characterize the methodology for benchmarking.作者: 死亡 時(shí)間: 2025-3-27 13:16
A Performance Study on Host-Backend Communicationation characteristics (data rate, overhead) together with their effects on throughput, response time and host CPU offload are investigated in a simulation model..In addition, the relationship between query characteristics (number of I/O transfers, internal processing time)and throughput and offload effect is also studied.作者: 確定方向 時(shí)間: 2025-3-27 17:14 作者: DRAFT 時(shí)間: 2025-3-27 20:21
GEI’s Experience with Britton-Lee’s IDM and Switzerland, it offers a wide variety of DP services, including planning and installation of complete hardware/software configurations. A subsidiary in the USA acts as a bridge to the latest American computer technology.作者: Incorruptible 時(shí)間: 2025-3-27 22:27
Diego (Sept. 82). The workshop is aimed at providing an interchange of ideas and experience on computer systems designed to perform database operations more efficiently than general purpose computers with a software database management system. Many proposals have been published during the past 10 y作者: arcane 時(shí)間: 2025-3-28 02:58
Adaptive Choice-Based Conjointanalysepproach we perform the analysis for the Union operation under a simple algorithm. The modelling methodology we propose is indeed general and will be used in further studies to analyze the Filter performance on other operations, and in particular Join, which is the most critical one in a relational system.作者: 浪蕩子 時(shí)間: 2025-3-28 07:54 作者: Addictive 時(shí)間: 2025-3-28 10:51 作者: 膠狀 時(shí)間: 2025-3-28 14:41
Studies in the History of Philosophy of Minde, and simple query languages to access this information. It turns out that our formalism highlights the close relationship between file filtering and formal language translation. This leads to the other theme of the paper, that is the presentation of some filters and a description of their respective powers.作者: JAUNT 時(shí)間: 2025-3-28 20:31
A Network-Oriented Dataflow Database Systema large number of independent processing elements to operate on the database simultaneously thus achieving a high degree of parallelism. Simulation results are included to demonstrate the system’s behaviour in relationship to the number of existing processing elements and varying system loads.作者: abreast 時(shí)間: 2025-3-29 00:28 作者: 向前變橢圓 時(shí)間: 2025-3-29 04:33
Analysis of Filtering Efficiency in the Database Machine Versopproach we perform the analysis for the Union operation under a simple algorithm. The modelling methodology we propose is indeed general and will be used in further studies to analyze the Filter performance on other operations, and in particular Join, which is the most critical one in a relational system.作者: fatuity 時(shí)間: 2025-3-29 10:01 作者: RALES 時(shí)間: 2025-3-29 12:05 作者: CONE 時(shí)間: 2025-3-29 18:13 作者: 蕁麻 時(shí)間: 2025-3-29 20:28 作者: 傻瓜 時(shí)間: 2025-3-30 02:41 作者: Invertebrate 時(shí)間: 2025-3-30 04:32 作者: Left-Atrium 時(shí)間: 2025-3-30 08:22
https://doi.org/10.1007/978-94-017-9072-7dary memory into the primary memory or the buffer memory, the database machine has to divide this relation into a set of smaller segments so that each of them may fit into the primary memory size. If files are segmented arbitrarily, most queries require accesses to all the segments, which severely abates the system performance.作者: PLUMP 時(shí)間: 2025-3-30 13:24
A Prolog Data Base Machineof 4 types of specialized processors. Each disk is managed and controlled by a dedicated processor, including a sequential filter. The VLSI integration of the main components of the machine is planned.作者: cushion 時(shí)間: 2025-3-30 17:50
Adaptive Segmentation Schemes for Large Relational Database Machinesdary memory into the primary memory or the buffer memory, the database machine has to divide this relation into a set of smaller segments so that each of them may fit into the primary memory size. If files are segmented arbitrarily, most queries require accesses to all the segments, which severely abates the system performance.作者: 虛情假意 時(shí)間: 2025-3-30 22:51
Conference proceedings 1983pt. 82). The workshop is aimed at providing an interchange of ideas and experience on computer systems designed to perform database operations more efficiently than general purpose computers with a software database management system. Many proposals have been published during the past 10 years, but 作者: ADORE 時(shí)間: 2025-3-31 02:46 作者: Coronary 時(shí)間: 2025-3-31 06:02
A Dataflow Retrieval Unit for a Relational Database Machinethe leaves. They traverse it on the preassigned data paths under dataflow control on byte level and are transformed by relational algebra operations in the processors they pass. All data streams are processed in pipelined fashion, parallel streams are processed in parallel.作者: GUEER 時(shí)間: 2025-3-31 12:34
Conference proceedings 1983s (including algorithms) are also treated with respect to performance and efficiency. We are glad to be able to include some papers on existing commercial products - from both the designer and the user viewpoints. We hope to encourage critical comments in this field and have arranged a session with 作者: 離開(kāi)可分裂 時(shí)間: 2025-3-31 15:59 作者: 自然環(huán)境 時(shí)間: 2025-3-31 21:18 作者: 世俗 時(shí)間: 2025-3-31 23:29 作者: intellect 時(shí)間: 2025-4-1 03:05
On a Specification and Performance Evaluation Model for Multicomputer Database Machines therefore, integrates a software design method (such as modular design and specification) with performance prediction methods to produce a tool to uniformly predict the performance of software / hardware architectures.作者: 色情 時(shí)間: 2025-4-1 06:46 作者: rods366 時(shí)間: 2025-4-1 11:49
Analysis of Filtering Efficiency in the Database Machine Versos the efficiency of this Filter. A probabilistic modelling approach for evaluating the Filter utilization is introduced. In order to illustrate this approach we perform the analysis for the Union operation under a simple algorithm. The modelling methodology we propose is indeed general and will be u作者: 千篇一律 時(shí)間: 2025-4-1 18:21 作者: champaign 時(shí)間: 2025-4-1 18:43
A Performance Study on Host-Backend Communicationation characteristics (data rate, overhead) together with their effects on throughput, response time and host CPU offload are investigated in a simulation model..In addition, the relationship between query characteristics (number of I/O transfers, internal processing time)and throughput and offload
