Realizing a temporal complex-object data model
SIGMOD '92 Proceedings of the 1992 ACM SIGMOD international conference on Management of data
Automatic deduction of temporal information
ACM Transactions on Database Systems (TODS)
Extensions to SQL for Historical Databases
IEEE Transactions on Knowledge and Data Engineering
Queries on Change in an Extended Relational Model
IEEE Transactions on Knowledge and Data Engineering
Spatial SQL: A Query and Presentation Language
IEEE Transactions on Knowledge and Data Engineering
DBMS Support for Nonmetric Measurement Systems
IEEE Transactions on Knowledge and Data Engineering
Temporal and Real-Time Databases: A Survey
IEEE Transactions on Knowledge and Data Engineering
Physical Database Design: the database professional's guide to exploiting indexes, views, storage, and more
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The question of defining data types in a database language is examined. In order to illustrate the general ideas and make them more concrete, the specific case of adding support for dates and times to the database language SQL is considered in detail.