Query by a keyword --- return mails containing the entered keyword (non-indexed pattern matching, future option: context searching using Oracle TextServer search engine) (fig. 9, 10)
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the keyword can be a typed in or chosen from a table of previously entered keywords
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search in all folders or a selected folder from currently available folders in the DB
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search keyword occurrence in:
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both mail header (subject line) and body, or
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mail header only, or
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mail body only
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search with either case insensitive or sensitive for the keyword
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typein keyword will or will not be added to the DB table for future use or keyword in the current DB table will or will not be removed from the DB
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database insert/delete operations are used to add/remove keywords
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in the table --- the power of remembering clients interactions on the web
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