Re: SQL Date Challenge
От | Josh Berkus |
---|---|
Тема | Re: SQL Date Challenge |
Дата | |
Msg-id | web-66974@davinci.ethosmedia.com обсуждение исходный текст |
Ответ на | Re: SQL Date Challenge (Peter Eisentraut <peter_e@gmx.net>) |
Список | pgsql-sql |
Peter, Alex, > You can't easily build data out of nothing in a declarative way in > SQL. > Basically, if you want a list of data you either need to put them in > a > table (which you don't want) or list them in the command itself > (which you > can't). This isn't made easier by the fact that functions currently > can't > return sets without extreme wizardry. Thanks for the feedback ... it's good to know at least when something is impossible. Looks like I'll have to build a nightly table of all Wednesdays in the last 90 days using PL/pgSQL. -Josh Berkus ______AGLIO DATABASE SOLUTIONS___________________________ Josh Berkus Complete informationtechnology josh@agliodbs.com and data management solutions (415) 565-7293 for law firms, small businesses fax 621-2533 and non-profit organizations. San Francisco
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