Re: Arithmetic operation on DATE
От | Christopher Sawtell |
---|---|
Тема | Re: Arithmetic operation on DATE |
Дата | |
Msg-id | 20010813100119.3FECD1FA04B@deborah.paradise.net.nz обсуждение исходный текст |
Ответ на | Arithmetic operation on DATE ("macky" <macky@edsamail.com>) |
Список | pgsql-sql |
On Mon, 13 Aug 2001 21:48, macky wrote: > is it possible to add a date datatype column to a number resulting to a > date...... chris=# select date(CURRENT_TIMESTAMP); date ------------ 2001-08-13 (1 row) chris=# select date(CURRENT_TIMESTAMP) + '6 @days'::interval; ?column? ------------------------ 2001-08-19 00:00:00+12 (1 row) chris=# select date(date(CURRENT_TIMESTAMP) + '6 @days'::interval); date ------------ 2001-08-19 (1 row) That what you want? > theoretically it should do this,,, > > X is in months > > date + X = date > > --> 2001-08-20 + 6 = 2002-02-20 > > ---------------------------------------------------------------------- > The information contained in this message (including any attachments) > is confidential and intended solely for the attention and use of the > named addressee(s). It must not be copied, distributed nor disclosed > to any person. If you are not the intended recipient, please delete > it from your system and notify sender immediately. Any disclosure, > copying or distribution thereof or any action taken or omitted to be > taken in reliance thereon is prohibited and may be unlawful. > ---------------------------------------------------------------------- > > > > ---------------------------(end of broadcast)--------------------------- > TIP 4: Don't 'kill -9' the postmaster
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