Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Download Ecogeography of Wild Relatives of Rice
Document related concepts
Serializability wikipedia , lookup
Entity–attribute–value model wikipedia , lookup
Extensible Storage Engine wikipedia , lookup
Oracle Database wikipedia , lookup
Open Database Connectivity wikipedia , lookup
Ingres (database) wikipedia , lookup
Microsoft Jet Database Engine wikipedia , lookup
Concurrency control wikipedia , lookup
Functional Database Model wikipedia , lookup
Relational model wikipedia , lookup
Database model wikipedia , lookup
Transcript
European crop wild relative database Progress report Jay Moore PGR Forum Workshop 4. European crop wild relative database Progress report PGR Forum Workshop 4. Introduction to the database Development plan Project methodology Database architecture Data sources and ontology/descriptors Discussion of requirements European crop wild relative database Progress report PGR Forum Workshop 4. Introduction to the database Information about c.w.r. biology, distribution and status Data sources - diverse depth, coverage, accuracy, descriptors, language Webs of evidence Aims To capture the relevant data To link with pre-existing databases To respond to queries European crop wild relative database Progress report PGR Forum Workshop 4. Development plan Activity Advise on User Requirement Survey and Analysis Devise/Adopt XML Schema Agree Architecture (Hardware/Software/Database) Analyse Euro+Med Synchronisation Build Case Study Collation Database Build Interface to Euro+Med Formulate Use Cases Build Version 2.0 Taxon and Case Study Databases Build Generalised Interface to Other Sources Build Web Interface Meetings and Administration Q4 2003 1 1 Q1 2004 1 2 1 2 2 Q2 2004 Q3 2004 Q4 2004 Q1 2005 Q2 2005 Q3 2005 3 1 3 1 1 2 4 2 4 4 1 1 1 1 1 Progress to date is on schedule Development is iterative Changes to the database go through a ‘Change Control’ process Total Days 2 3 1 2 4 4 2 4 4 6 8 European crop wild relative database Progress report PGR Forum Workshop 4. Database platform mySQL database management system Leading open-source high-spec database Active Server Pages web application Pragmatic decision - leading commercial application builder Open source packaged applications hosted by University of Birmingham European crop wild relative database Progress report PGR Forum Workshop 4. Database architecture Snowflake schema Data loading (Extract/Translate/Load) tool Browser to navigate snowflake structure Query tool to ask questions about the data Modelling tool to generate hypotheses European crop wild relative database Progress report PGR Forum Workshop 4. Database architecture Data warehouse snowflake schema: Data model location provenanc e fact taxonom y ontology language Single ‘fact’ table stores each datum Each datum has many ‘dimensions’ Tree structure for each dimension of the data European crop wild relative database Progress report PGR Forum Workshop 4. European crop wild relative database Progress report PGR Forum Workshop 4. European crop wild relative database Progress report Discussion of requirements Estimate of number of pieces of data Decide on dimensions of the data PGR Forum Workshop 4. European crop wild relative database Progress report PGR Forum Workshop 4. Data sources and ontology/descriptors Published taxonomic literature Published ecological information Published and unpublished data acquired from media searches Open source ontologies and descriptor lists ??? European crop wild relative database Progress report Questions PGR Forum Workshop 4.
