Schema Evolution publication categorizer

... out on a model for the versioning of class definitions in an object-oriented database. By defining update and backdate functions on ... an old version of the schema to still use data created in the format of the changed schema. (no paper type, object-oriented, ...

Publication - cat - 04/17/2013 - 12:38 - 0 comments - 1 attachment

... database reorganizations due to schema modification in object-oriented systems, since these are expensive operations and they ... show that data independence, which is a neglected concept in object databases, helps to avoid reorganizations in case of capacity ...

Publication - cat - 04/17/2013 - 07:05 - 0 comments - 0 attachments

... We describe examples of problems of semantic heterogeneity in databases due to “domain evolution”, as it occurs in both single- and multidatabase systems. These problems occur when the ...

Publication - cat - 04/17/2013 - 06:27 - 0 comments - 1 attachment

... is the ability of a database system to respond to changes in the real world by allowing the schema to evolve. In many systems this property also implies a retaining of past states of the ...

Publication - cat - 04/17/2013 - 05:16 - 0 comments - 1 attachment

... an SQL extension capable of handling schema evolution in relational database systems. (no paper type, relational, Sigmod Record) ...

Publication - cat - 04/16/2013 - 16:16 - 0 comments - 1 attachment

... and database systems is that they change. Moreover, in so doing they evolve, although the manner and quality of this evolution is highly dependent on the mechanisms in place to handle it. While changes in data are handled well, changes in other ...

Publication - cat - 04/16/2013 - 11:38 - 0 comments - 1 attachment