HELP! * BLUE=global GREY=local Global HTML version of Foils prepared July 23,1995

Foil 149 Query by date

From Full Relational Database HPDC-4 Presentation HPDC-4 Tutorial/CPS616 Spring95 -- August 1, Pentagon City Virginia. by Gang Cheng Marek Podgorny (Geoffrey Fox) * See also color IMAGE

Most recent five mails currently in the db
mail related to now (the exact time as clients click the query-by-date page) in all folders:
  • the same hour/day/week/month/ (this hour/today/this week/this month)
  • one day before the same day (last hour/yesterday/last week/last month) (fig . 7)
mail related to today (the same day as clients click the query-by-date page) in selected folders:
  • N days/weeks/months ago from today (N >=0)
  • N hours ago from now
mail at any specified time or within any specified time range. Choose from hour(1-12), am/pm, day(1-31), month(1-12), year (fig. 8)
system clock will be consulted to form above queries


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