Managing Time in Relational Databases

12. Deferred Assertions and Other Pipeline Datasets

Contents

The Semantics of Deferred Assertion Time262

Assertions, Statements and Time264

The Internalization of Pipeline Datasets267

Deferred Assertions269

A Deferred Update to a Current Episode269

A Deferred Update to a Deferred Assertion274

Reflections on Empty Assertion Time275

Completing the Deferred Update to a Deferred Assertion278

The Near Future and the Far Future279

Approving a Deferred Assertion280

Deferred Assertions and Temporal Referential Integrity284

Glossary References285

We normally think of inserting a row into a table as the same thing as claiming, or asserting, that the statement which that row makes is true. From that point of view, a distinction between the physical act of creating ...