Objective
EDS is targeted at the main business sectors of the industrial partners. These sectors need large-scale information servers supporting (extended) Relational Database (RDB) technology. EDS can be introduced into customer installations as an accelerator to give an order of magnitude improvement in the cost/performance ratio of existing applications. The development of the database extensions and the support of Lisp and Prolog will give EDS the capability of extending the functionality of applications.
This project addresses the needs of leading commercial users of information technology who are seeing information volumes growing by 30% to 40% annually. The use of that information is also increasing rapidly with more complex application systems as well as the more traditional, fine grained database transactions.
Relational database technology has become established as the key strategic business requirement of the 1990s and beyond. The functionality and interfaces of relational systems will evolve with time.
The European declarative system (EDS) is targeted at those who need large scale information servers supporting relational database (RDB) technology.
The project will result in the design of a large scale distributed store parallel processing system including a RDB subsystem, Lisp and Prolog language subsystems and a Unix kernel operating system.
Most of the technologies and EDS components have already been developed. It is expected that by the end of 1992, several fully integrated EDS prototype systems, each supporting different large commercial applications, will have been developed. EDS is designed as a high performance back end information server. It can be connected to the back ends of various mainframes from Bull, ICL and the Siemens. High performance is achieved by exploiting parallelizm using a shared nothing computer (up to 256 processors), and by reducing data access latency using large main memory storage (up to 2 gigabytes per PE) to hold the entire database in memory at processing time.
In practice, the EDS project involves the design and implementation of a parallel hardware machine and a parallel machine executive, EMEX, to support the EDS parallel database base management system (DBMS). Moreover, a number of artificial intelligence (AI) programming languages subsystems (parallel LISP and Elipsys, parallel logic programming system) are supported in EDS. Coupling these languages with the EDS DBMS advanced information processing systems (eg knowledge bases) could be developed. This is demonstrated by a number of commercial applications implemented in the project.
ICL has launched its Goldrush MegaServer open systems database server based on the results of this project; Bull plans to use the database technology in future database products; and SNI intends to introduce new parallel hardware into its data-processing product lines.
Fields of science (EuroSciVoc)
CORDIS classifies projects with EuroSciVoc, a multilingual taxonomy of fields of science, through a semi-automatic process based on NLP techniques. See: The European Science Vocabulary.
CORDIS classifies projects with EuroSciVoc, a multilingual taxonomy of fields of science, through a semi-automatic process based on NLP techniques. See: The European Science Vocabulary.
- natural sciences computer and information sciences artificial intelligence
- natural sciences computer and information sciences software software applications system software operating systems
- natural sciences computer and information sciences data science data processing
- natural sciences computer and information sciences databases relational databases
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Coordinator
81739 MÜNCHEN
Germany
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Participants (20)
92800 PUTEAUX
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26000 PATRAS
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93162 Noisy-le-Grand
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78182 Saint-Quentin-en-Yvelines
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81925 München
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EH14 4AS Edinburgh
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SW7 2BZ LONDON
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92800 PUTEAUX
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1017 LISBOA
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78153 Le Chesnay
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SW15 1SW London
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16428 KISTA
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33102 Paderborn
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10121 Torino
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28020 MADRID
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08028 BARCELONA
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15771 ATHENES
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BS8 1TH Bristol
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NR4 7TJ Norwich
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M13 9PL Manchester
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