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Journaling database changes using minimized journal entries that may be output in human-readable form
Journaling database changes using minimized journal entries that may be output in human-readable form
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机译:使用可以以人类可读形式输出的最小化日记帐分录来日记数据库更改
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摘要
A minimized journaling mechanism stores minimized journal data in a format that allows for display and outputting the journal data in human-readable form. When a change to a record occurs, instead of writing only the changed bytes, all of the bytes in each field that changed are written to the journal, along with all of the bytes in each field selected to be always journaled. A default object is created with default data in all of the fields. When the journal entry needs to be output in human-readable form, the default object is read, and the minimized journal entry is then overlaid on the default object. The result is an object that contains default data in all non-selected fields that were not changed, with the journal data in all fields and that did change and in all fields that were selected to always be journaled.
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