Re: LISTEN / NOTIFY enhancement request for Postgresql - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: LISTEN / NOTIFY enhancement request for Postgresql
Date
Msg-id 20131114183022.GF24549@momjian.us
Whole thread Raw
In response to LISTEN / NOTIFY enhancement request for Postgresql  (Sev Zaslavsky <sevzas@gmail.com>)
Responses Re: LISTEN / NOTIFY enhancement request for Postgresql  (Dimitri Fontaine <dimitri@2ndQuadrant.fr>)
List pgsql-hackers
On Thu, Oct 24, 2013 at 11:41:57AM -0400, Sev Zaslavsky wrote:
> Here is an example implementation: http://activemq.apache.org/nms/
> activemq-wildcards.html
> 
> 
>   • is used to separate names in a path
>   • * is used to match any name in a path
>   • > is used to recursively match any destination starting from this name
> 
> For example using the example above, these subscriptions are possible
> 
>     Subscription                      Meaning
> PRICE.>              Any price for any product on any exchange
> PRICE.STOCK.>        Any price for a stock on any exchange
> PRICE.STOCK.NASDAQ.* Any stock price on NASDAQ
> PRICE.STOCK.*.IBM    Any IBM stock price on any exchange
> 
> 
> My request is to implement the same or similar feature in Postgresql.

This does seem useful and pretty easy to implement.  Should we add a
TODO?

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
 + Everyone has their own god. +



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