作者: Scott Howard Prager
DOI:
关键词:
摘要: A database accessing system wherein a data transformer is provided to make it possible access between one or more different databases storing and retrieving information in predetermined heterogeneous format. The has providers for stored at least of the databases, each provider having set entry points unique identifier assigned. One manipulators are which call particular by its provides with associated that performs some manipulation on providers. transformers also intercept calls intended provide manipulator requested format requested. transformer, preferably, same as from intercepts calls.