Re: date_part function
От | D. Duccini |
---|---|
Тема | Re: date_part function |
Дата | |
Msg-id | Pine.GSO.4.03.10012290950170.11673-100000@ra.bpsi.net обсуждение исходный текст |
Ответ на | date_part function (John Burski <John.Burski@911ep.com>) |
Список | pgsql-novice |
try this duccini=> select date_part('dow', 'now'::date); date_part --------- 5 (1 row) -duck On Fri, 29 Dec 2000, John Burski wrote: > I was putzing around with the date/time functions to get a feel for how > they work, when I ran across this bit of puzzling behavior. I'm running > PostgreSQL 7.0.3 on a Red Hat 6.1 box. > > I submitted the following query: > > select date_part('dow', timestamp 'now'); > > and received the following results: > > ERROR: Function 'date_part(text, timestamp)' does not exist > Unable to identify a function which satisfies the given > argument types > You will have to retype your query using explicit typecasts > > However, the user documentation seems to indicate that this function is > an integral part of PostgreSQL. > > What gives? > > Regards, > > -- > John Burski > Chief IT Cook and Bottlewasher > 911 Emergency Products, St. Cloud, MN > (320) 656 0076 > > ++++++++++++++++++++++++++++++++++ > + How's your cheese holding out? + > ++++++++++++++++++++++++++++++++++ > > > ----------------------------------------------------------------------------- david@backpack.com BackPack Software, Inc. www.backpack.com +1 651.645.7550 voice "Life is an Adventure. +1 651.645.9798 fax Don't forget your BackPack!" -----------------------------------------------------------------------------
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