Collecting Data and Metadata by Transforming between Differently Expressive Query Languages.
Johannes Theissen-LippMax KocherStefan DeckerPatrick SapelMauritius SchmitzChristian HopmannPublished in: ICSC (2022)
Keyphrases
- collecting data
- metadata
- query language
- collected data
- data collection
- data model
- expressive power
- digital libraries
- database
- relational algebra
- learning objects
- learning resources
- metadata management
- object oriented
- recursive queries
- query evaluation
- multimedia
- databases
- complex objects
- regular expressions
- information resources
- multimedia content
- conjunctive queries
- dublin core
- metadata standards
- visual query language
- digital objects
- transitive closure
- earth science
- semi structured
- data warehouse