| F. Llirbat, E. Simon, and D. Tombroff. Using Versions in Update Transactions. In Proc. of the 23rd Intl. Conf. on Very Large Data Bases, pages 96--105, 1997. |
....with the remote sources are more appropriate for DW environments [49, 50, 18, 51] Types of sources. Concerning the detection and handling of the changes of the source data, the sources can be of the following types [44] cooperative sources (they provide active database features with triggering [26], and allow the detection, filtering, storage, processing, and propagation of changes to the DW to be programmed and occur automatically) logged sources (theymaintainalogand allow changes of interest to be extracted by inspecting the log) queryable sources (they can be queried periodically in ....
F. Llirbat, E. Simon, and D. Tombroff. Using Versions in Update Transactions. In Proc. of the 23rd Intl. Conf. on Very Large Data Bases, pages 96--105, 1997.
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