Robert Haas wrote:
> I'd like to be able to list comments on objects of a particular type.
> And, yeah, I'd like to be able to list all the aggregates that take a
> numeric argument, or all the functions that take, say, an argument of
> type internal. Right now, this is an ENORMOUS pain in the neck. I
> usually end up running psql -c '<some backslash command>' | grep |
> awk ... or something like that. I have no idea what Windows users do.
> I'm sure it's possible to write a query to do it, but it's not
> anything approaching easy. All of this talk about backslash commands
> being powerful rings totally hollow for me. For ordinary, day to day
> tasks like listing all my tables, or looking at the details of a
> particular table, they're great. I use them all the time and would
> still use them even if some other syntax were available. But there is
> no reasonable way to pass options to them, and that to me is a pretty
> major drawback.
I am concerned that implementing a command syntax to show complex output
like above effectively means re-implementing a subset of SQL, and that
subset will never be as flexible.
-- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB
http://enterprisedb.com
+ None of us is going to be here forever. +