OSDN Git Service

Features added:
authorMarc G. Fournier <scrappy@hub.org>
Thu, 14 Nov 1996 21:39:14 +0000 (21:39 +0000)
committerMarc G. Fournier <scrappy@hub.org>
Thu, 14 Nov 1996 21:39:14 +0000 (21:39 +0000)
commit8abc490181a8deee49c835115bfc89b6e0658db2
tree9c6fcf0e1584c313e8152ceb21a3aa9457ecad18
parenteedc75bfe1fc77b41c8da8cab45e32c3efcf5b08
Features added:

* Wrote max(date) and min(date) aggregates
* Wrote operator "-" for date; date - date yields number of days
  difference
* Wrote operator+(date,int) and operator-(date,int); the int is the
  number of days.  Each operator returns a new date.

By: Tom Tromey <tromey@creche.cygnus.com>
src/backend/utils/adt/datetimes.c
src/include/catalog/pg_aggregate.h
src/include/catalog/pg_operator.h
src/include/catalog/pg_proc.h