A Case for Staged Database Systems ppt

A Case for Staged Database Systems ppt

A Case for Staged Database Systems ppt

... execution plan and apply a dataflow approach for designing high- performance, scalable systems. In the GAMMA database machine project [De+90] each relational operator is assigned to a process, and all ... database administrator (DBA) is responsible for statically adjusting the thread pool size. The trade-off the DBA faces is that a large number of threads may lead to performanc...
Ngày tải lên : 07/03/2014, 14:20
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Calvin: Fast Distributed Transactions for Partitioned Database Systems ppt

Calvin: Fast Distributed Transactions for Partitioned Database Systems ppt

... of a transaction scheduling and data replication layer that transforms a non-transactional storage system into a( near-)linearlyscalableshared-nothingdatabasesystemthat provides high availability, ... all data accesses that appear in transaction code and performs all remote read result forwarding automatically. Once a tr ansaction has acquired all of its locks under this proto- col (an...
Ngày tải lên : 07/03/2014, 14:20
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Tài liệu A Case for Midspan Power-over-Ethernet Controlers ppt

Tài liệu A Case for Midspan Power-over-Ethernet Controlers ppt

... Appropriate cable management and installation practices should be used to route these cables, because critical voice and data traffic is being transmitted over the Ethernet cables. ADC midspan ... A Case for Midspan Power-over-Ethernet Controllers WHITE PAPER A Case for Midspan Power-over-Ethernet Controllers Page 10 The Business Case for a Large Enterprise In a large en...
Ngày tải lên : 21/12/2013, 08:17
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Tài liệu Báo cáo khoa học: "Natural Language for Expert Systems: Comparisons with Database Systems" ppt

Tài liệu Báo cáo khoa học: "Natural Language for Expert Systems: Comparisons with Database Systems" ppt

... of a database interface. The second class of work on pragmatics and language for information systems was initiated by Allen and Perrault (80), and Cohen (78) and involves maintaining a formal ... workload. Given 4Note that some natural language database systems do maintain a discourse history, but in most cases this is used for ellipsis and anaphora resolution and th...
Ngày tải lên : 21/02/2014, 20:20
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Báo cáo khoa học: "A FRIENDLY AND FLEXIBLE FRONT-END FOR DATA MANAGEMENT SYSTEMS" pptx

Báo cáo khoa học: "A FRIENDLY AND FLEXIBLE FRONT-END FOR DATA MANAGEMENT SYSTEMS" pptx

... the same data base, or the same view of a restructured data base. It can be interfaced with various data management systems currently it can access a relational data base via INGRES or a network ... Colonial co Ajax?" 3.2 DATA BASE TABLES The data base cables describe the data base as viewed by the data management system. Since all dace mamags- menC syscemn deal with dace...
Ngày tải lên : 08/03/2014, 18:20
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PADS: A Policy Architecture for Distributed Storage Systems pptx

PADS: A Policy Architecture for Distributed Storage Systems pptx

... part of a data plane and policies as part of a control plane. The data plane encapsulates a set of com- mon mechanisms that handle the details of storing and transmitting data and maintaining ... Assurance and Security at Uni- versity of Texas at Austin. References [1] http://spinroot.com/spin/whatispin.html. [2] N. Belaramani, M. Dahlin, L. Gao, A. Nayate, A. Venkataramani, P. Yalaga...
Ngày tải lên : 16/03/2014, 19:20
15 454 0
Báo cáo khoa học: Cytoskeleton-modulating effectors of enteropathogenic and enterohemorrhagicEscherichia coli: a case for EspB as an intrinsically less-ordered effector pptx

Báo cáo khoa học: Cytoskeleton-modulating effectors of enteropathogenic and enterohemorrhagicEscherichia coli: a case for EspB as an intrinsically less-ordered effector pptx

... Y, Sagara H, Kabe Y, Azuma M, Kume K, Ogawa M, Nagai T, Gillespie PG, Sasakawa C & Handa H (2007) The enteropathogenic E. coli effector EspB facillitates microvillus effacing and antiphago- cytosis ... Hamaguchi M, Hamada D, Suzuki KN, Sakata I & Yanagihara I (2008) Molecular basis of actin reorgani- zation promoted by binding of enterohaemorrhagic Escherichia coli EspB to a- catenin...
Ngày tải lên : 29/03/2014, 09:20
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A Case for Flash Memory SSD in Enterprise Database Applications pot

A Case for Flash Memory SSD in Enterprise Database Applications pot

... the contemporary database systems are config- ured to have separate storage spaces for database tables and indexes, log data and temporary data. Whenever a trans- action updates a data object, its ... pages 35–44, Atlanta, GA, April 2006. [16] David T. McWherter, Bianca Schroeder, Anastassia Ailamaki, and Mor Harchol-Balter. Priority Mechanisms for OLTP and Transactional Web Appl...
Ngày tải lên : 30/03/2014, 13:20
12 491 0
Báo cáo khoa học: "A CASE FOR RULE-DRIVEN SEMANTIC PROCESSING" pptx

Báo cáo khoa học: "A CASE FOR RULE-DRIVEN SEMANTIC PROCESSING" pptx

... in a form compatible wlth some internal database. The goal of thls semantic analysis has been to provide a mapping between the original syntactic constituents and the predicate arguments ... necessary semantic predicates with the appropriate renaming rules will already be present. 127 3.0 THE ROLE OF CASE INFORMATION Although the canonical level has often been viewed a...
Ngày tải lên : 31/03/2014, 17:20
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Tài liệu Oracle8 Distributed Database Systems ppt

Tài liệu Oracle8 Distributed Database Systems ppt

... trusts database C, database C does not necessarily trust database A. This means that if a particular (global) user session, initiated on database A, must connect to database B using the Oracle ... Other Databases Using the Oracle Security Server 4-7 Trust Between more than Two Databases Trust between databases is not transitive. That is, if database A trusts database B,...
Ngày tải lên : 17/01/2014, 09:20
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