Hello, Dimitri.
You wrote:
DF> Bruce Momjian <bruce@momjian.us> writes:
>>> • 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?
DF> I think we should consider the ltree syntax in that case, as documented
DF> in the following link:
DF> http://www.postgresql.org/docs/9.3/interactive/ltree.html
Great idea! Thanks for link.
DF> Regards,
DF> --
DF> Dimitri Fontaine
DF> http://2ndQuadrant.fr PostgreSQL : Expertise, Formation et Support
--
With best wishes,Pavel mailto:pavel@gf.microolap.com