The importance of maintaining provenance has been widely recognized, particularly with respect to highly-manipulated data. Currently there are two approaches: provenance generated within workflow frameworks, and provenance within a contained relational database. The workflow provenance allows workflow re-execution, and can offer some explanation of results. Within relational databases, knowledge of SQL queries and relational operators is used to express what happened to a tuple.of users, in the rough order in which they were asked. As each user asked a question, they were presented with three alternative answers: the answer given by process provenance, lineage and provenance answers. For the processanbsp;...
Title | : | Incorporating Provenance in Database Systems |
Author | : | Adriane P. Chapman |
Publisher | : | ProQuest - 2008 |
You must register with us as either a Registered User before you can Download this Book. You'll be greeted by a simple sign-up page.
Once you have finished the sign-up process, you will be redirected to your download Book page.
How it works: