Re: Setting a psql variable from SQL output
| От | Merlin Moncure |
|---|---|
| Тема | Re: Setting a psql variable from SQL output |
| Дата | |
| Msg-id | CAHyXU0wMFhK=vuhor4xbw96yXuR7YDGiQcipdmiJPofWoqNR5g@mail.gmail.com обсуждение исходный текст |
| Ответ на | Setting a psql variable from SQL output (Bobby Dewitt <Bdewitt@appriss.com>) |
| Ответы |
Re: Setting a psql variable from SQL output
Re: Setting a psql variable from SQL output |
| Список | pgsql-general |
On Fri, Aug 26, 2011 at 3:01 PM, Bobby Dewitt <Bdewitt@appriss.com> wrote: > Is there a way to get output from a SQL command or function and have it be > set to a variable value in psql? My main goal is to execute a certain > script depending on the version of the database server (either 8.4 or 9.0). > I can dynamically execute a script using the following, but I can't get it > to set the myscript variable value based on the version of the database: > \set myscript 'psql_script.sql' > \i :myscript > However, I would like to be able to have the script executed like this: > \set myscript = 'select substring(version() from 12 for 5);' > \i :myscript > > I can obviously select the version into a PL/PGSQL variable, but then I > can't execute the script from PL/PGSQL. what's your scripting environment? you're probably better off handling this from there... merlin
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