A glossary of temporal database concepts
ACM SIGMOD Record
T_Chimera: a temporal object-oriented data model
Theory and Practice of Object Systems
The object data standard: ODMG 3.0
The object data standard: ODMG 3.0
Type-checking OQL queries in the ODMG type systems
ACM Transactions on Database Systems (TODS)
Comparative analysis of five XML query languages
ACM SIGMOD Record
Maintaining knowledge about temporal intervals
Communications of the ACM
The TSQL2 Temporal Query Language
The TSQL2 Temporal Query Language
XML Data and Object Databases: A Perfect Couple?
Proceedings of the 17th International Conference on Data Engineering
Managing Time in GIS: An Event-Oriented Approach
Proceedings of the International Workshop on Temporal Databases: Recent Advances in Temporal Databases
Querying fuzzy spatiotemporal data using XQuery
Integrated Computer-Aided Engineering
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Location and time are interconnected and play an important role in various database applications. This paper explores how these two types of information are integrated in XML. In addition to spatial literal types (e.g. Point, LineString and Polygon) and temporal literal types (TimeInterval and Instant), a parameterized type called TimeSeries has been defined using XML schema to represent the histories of both spatial and non-spatial properties of an object. An associated query language, XML-STQ, based upon XQuery is also provided in support of spatio-temporal queries on object histories. This query language is illustrated with some typical query examples.