Re: How to query information schema from shell script - Mailing list pgsql-sql

From Scott Marlowe
Subject Re: How to query information schema from shell script
Date
Msg-id 1161976466.1655.1744.camel@state.g2switchworks.com
Whole thread Raw
In response to Re: How to query information schema from shell script  ("Jon Horsman" <horshaq@gmail.com>)
Responses Re: How to query information schema from shell script  ("Jon Horsman" <horshaq@gmail.com>)
List pgsql-sql
On Fri, 2006-10-27 at 10:12, Jon Horsman wrote:
> In my original email i forgot to mentioned i need to know if the
> database exists or not from the shell script.  If it doesn't exist i
> would then create it.  Currently i was just creating the db everytime
> our db script is run (since it doesn't hurt the db) but this generates
> the 'db already exists' log and I now have the requirement that the
> users not see that log.  ie, don't run createdb if it already exists.
> 
> In looking through the postgres docs i can see how to check if a table
> exists but not how a db exists.
> 
> Again, thanks for the help.

Oh, and read this:

http://www.gnu.org/software/bash/manual/bashref.html

It's a good starters manual for bash / shell programming.

For more advanced tutorials, look at:
www.deadman.org/bash.html
www.tldp.org/LDP/abc/html/index.html



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