From: | Armand Pirvu (home) <armand(dot)pirvu(at)gmail(dot)com> |
---|---|
To: | Jeff Janes <jeff(dot)janes(at)gmail(dot)com> |
Cc: | "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: store key name pattern search |
Date: | 2017-04-04 21:10:04 |
Message-ID: | 98494DB2-D173-4509-BD0B-0718CE1BE639@gmail.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-general |
Thank you Jeff
Nice . I also looked at akeys/skeys
My goal is to get the key by pattern matching and then passing it back like in col1->key
Armand
On Apr 4, 2017, at 12:42 PM, Jeff Janes <jeff(dot)janes(at)gmail(dot)com> wrote:
> On Tue, Apr 4, 2017 at 8:41 AM, Armand Pirvu (home) <armand(dot)pirvu(at)gmail(dot)com> wrote:
> Hi
>
> I have the following case
>
>
> select * from foo;
> col1
> ---------------------------------------------------------------------------------
> "show_id"=>"1", "group_id"=>"32", "group_name"=>"slb", "group_add_by"=>"557651"
> "show_id"=>"2", "group_id"=>"33", "group_name"=>"slc", "item_add_by"=>"557652"
> (2 rows)
>
> Is there anyway I can do a pattern search by hstore key name something like
>
> select * from foo where skeys(col1) like '%add_by%';
>
> I looked on the doc but did not see anything , or did I miss it ?
>
> select * from foo where array_to_string(akeys(x),';') like '%add\_by%';
>
> Note that I back-slashed the underscore, otherwise it acts as a wildcard and may match more than you bargained for.
>
> Cheers,
>
> Jeff
>
From | Date | Subject | |
---|---|---|---|
Next Message | Armand Pirvu (home) | 2017-04-04 21:51:31 | getting column names |
Previous Message | Jeff Janes | 2017-04-04 17:42:23 | Re: store key name pattern search |