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MDB: a database system utilizing automatic construction of modules and STAR-derived universal language
2001
Bioinformatics
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Results: A dictionary defining data format and structure for three-dimensional models of biological molecules (MDB dictionary) was developed. ...
Data design developed and applied in the MDB project makes it possible to carry out data curation utilizing the database engine to identify errors. ...
The authors are also grateful to Ivan Adzhubei (GSK Russia) for his important contribution to the project, Nicolas Guex and Torsten Schwede for comments and suggestions. ...
doi:10.1093/bioinformatics/17.11.1047
pmid:11724733
fatcat:xkfzn4wcpvf6xjaq2zvf4q66ai
An overview of the MPEG-7 Description Definition Language (DDL) proposals
2000
Signal processing. Image communication
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This paper describes the DDL proposals submitted in response to the MPEG-7 Call for Proposals and the results of their evaluation at the MPEG-7 AHG Test and Evaluation Meeting in Lancaster in February ...
It also describes the proposal from DSTC which was considered to provide the best starting point for a DDL and the features from other proposals which were considered to be of value for future consideration ...
It uses the classes and properties model of RDF but adds attributes, relations, timing and spatial controls and data typing capabilities. ...
doi:10.1016/s0923-5965(00)00027-8
fatcat:rrfo7zgcy5f5fa25nvnff7fcsm
DAS: a data management system for instrument tests and operations
[article]
2014
arXiv
pre-print
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With the DAS DDL, developers define the data model for a particular project, specifying for each data type the metadata attributes, the data format and layout (if applicable), and named references to related ...
in a relational Data Base Management System (DBMS), and stores the data in a shared (network) file system. ...
The first DAS user task consists in the specification of the data model for a particular project, by creating a DDL file that collects all the data structure definitions. ...
arXiv:1405.7584v1
fatcat:5s36bh6uljcdtdl3fc6sw3gn5a
Page 13 of Journal of Systems Management Vol. 31, Issue 6
[page]
1980
Journal of Systems Management
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[|e data element
0 afield
A relational model Figure 2
JUNE e 1980
Data Base Structure
A data base structure is the implementation of the data base model. ...
They possess skills in logical data base design (modeling), and in depth knowledge of data base management systems and a thorough familiarity with the computer systems and environment in which they are ...
An Integrated Platform for Mobile, Context-Aware, and Adaptive Enterprise Applications
[chapter]
2005
Wirtschaftsinformatik 2005
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In this paper we present an approach for the device-independent authoring of mobile, context-aware and adaptive web applications. ...
We describe advanced concepts for the integration of dynamic content and user interaction handling in deviceindependent application engineering. ...
DDL Data Model The DDL data model provides means to maintain the application state between consecutive client requests. ...
doi:10.1007/3-7908-1624-8_58
fatcat:zk7yfd2gincujolutgerlvttke
CIF Applications. VI. CIFLIB: an application program interface to CIF dictionaries and data files
1997
Journal of Applied Crystallography
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This library gives the application programmer a collection of high-level functions that can be used to process and check data stored in the CIF format using the full detail of the CIF dictionary of crystallographic ...
A software library is described that provides simple and convenient access to information in Crystallographic Information File (CIF) dictionaries and data files. ...
The data item presentation includes all of the relevant DDL attributes and selections for all related data items. ...
doi:10.1107/s0021889896008643
fatcat:oqgy5t5clrf3hatqamn2lerady
EcinsDesign: A graphical editor for semantic structures
[chapter]
1991
Lecture Notes in Computer Science
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The EcrinsDesign system is a graphical tool for data schema design. It is based on the Ecrins semantic data model. ...
Moreover, the system is composed of an Ecrins Data Definition Language generator, enabling the communication with the target Ecrins/BD DBMS, which implements the Ecrins data model. ...
Acknowledgments: We appreciate the helpful suggestions of all the members of the Database Group and its professor, Michel Ldonard. ...
doi:10.1007/3-540-54059-8_89
fatcat:wty2utah6jb2zn2foawp7djhzq
An Approach and Software Prototype for Translation of Natural Language Business Rules into Database Structure
2021
International Conference on Computational Linguistics and Intelligent Systems
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This research considers relational model and relational databases, since they are most widely used nowadays. ...
In the recent decades data has indeed become one of the most valuable assets for government institutions, private businesses, and individual persons. ...
But in the recent decade and half the data management landscape was modified by data structures for which the relational model appeared inefficient. ...
dblp:conf/colins/KoppOO21
fatcat:vb7647usgfcmfjrrtamczcjxjq
The Development of SQL Language Skills in Data Definition and Data Manipulation Languages Using Exercises with Quizizz for Students' Learning Engagement
2018
IJIE (Indonesian Journal of Informatics Education)
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In this paper, the researcher applied the SQL (Structured Query Language) skill in data definition language (DDL) and data manipulation language (DML) exercises and engaged the student's learning by using ...
The study on SQL exercises were conducted in order to improve students' achievement in DDL and DML. ...
One problem comes from the misconceptions in the student's understanding of the elements of SQL and the relational data model in general (Kearns & Fekete, 1997 ,Mitrovic, 1998 . ...
doi:10.20961/ijie.v2i2.24430
fatcat:jnnp35sidbhehi6bqs6b5em3g4
Basic Relational Data Model
[chapter]
1998
From Databases to Hypermedia
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In short,
Data Model = DDL + DML and may be seen as a technique for the formal description of data structure, usage constraints and allowable operations. ...
The basic relational model specifies a data structure, the so-called Relation, and several forms of high-level languages to manipulate relations. ...
doi:10.1007/978-3-642-58763-4_2
fatcat:vzodcq3darcqpkbsvqn5v4xdim
DialogStudio: A workbench for data-driven spoken dialog system development and management
2008
Speech Communication
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Desirable aspects of the data-driven spoken dialog system workbench tool are identified, and architectures and concepts are proposed that make DialogStudio efficient in data annotation and system development ...
In addition, data annotation for natural language understanding and speech recognition is quite burdensome. ...
We appreciate the efforts of testers for their helpful comments in evaluating the tool. We thank Jae Hoon Ko for his advice about Web service and meta modeling. ...
doi:10.1016/j.specom.2008.04.003
fatcat:tui5tg5rfncyxfv6z63d5wxyka
Everything you wanted to know about MPEG-7. 1
1999
IEEE Multimedia
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Part 1 of this article provided an overview of the development, functionality, and applicability of MPEG-7. In Part 2 we discuss the description of MPEG-7's concepts, terminology, and requirements. ...
Descriptor and Descriptor Value Definition: A Descriptor is a representation of a Feature. A Descriptor defines the syntax and semantics of the Feature representation. ...
MPEG-7 should also offer the flexibility for that community to grow and include other special interests. MM ...
doi:10.1109/93.790612
fatcat:vz7odprvejh7zcczrd545tab7e
MD3 – integruotas modeliavimu pagrįstas duomenų projektavimas objektinėms, XML ir sąryšinių duomenų bazių technologijoms
2009
Informacijos mokslai
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In this paper, we focus on applying the MDA approach to data design. ...
Data Design for Objects, XML, and Relational Databases Darius Šilingas SummaryThe Model-Driven Architecture (MDA) paradigm promotes raising the level of abstraction and development effi ciency by leveraging ...
Acknowledgements I would like to thank Tomas Juknevicius and other members of MagicDraw R&D team who worked on implementing DDL and XML schema code engineering in MagicDraw UMLthe presented approach utilizes ...
doi:10.15388/im.2009.0.3222
fatcat:tfnaujj4kfh4vfnuxvj2zqrgfy
CAS-Based Approach for Automatic Data Integration
2013
American Journal of Operations Research
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Research of automatic integration of structured and semi-structured data has not resulted in success over the past fifty years. No theory of data integration exists. ...
To overcome the serious reverse salient the field and industry are in, it will be helpful if a data integration theory would be developed. ...
The syntax is usually referred to as the Data Definition Language (DDL). A DDL specifies how to organize and intercomnect related elementary pieces of data into useable structures. ...
doi:10.4236/ajor.2013.31a017
fatcat:shqjb66gijayjhfhibhrrx2kye
STAR/mmCIF: An ontology for macromolecular structure
2000
Bioinformatics
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This realization led to a new Dictionary Definition Language (DDL) and an extensive dictionary based on this DDL for describing macromolecular structure. ...
the final structure. ...
Sid Hall carried out much of the pioneering work on STAR and Herbert Bernstein has been a key software developer in support of this effort. ...
doi:10.1093/bioinformatics/16.2.159
pmid:10842738
fatcat:dpj6clkw5nhpjjb2wadxhs6coe
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