[Freeswitch-users] Designing a schema for CDRs

[Michael Collins]

It's also a good idea to validate field data before trying to write to your
database. That way you could add fields that don't appear on every single
call.

-Michael

On Thu, Jan 1, 2015 at 6:04 AM, Avi Marcus <avi at avimarcus.net> wrote:

> Mod_xml_cdr gives you *all *the channel variables that you set, so it
> changes all the time.
>
> If you want to save everything, you can't stuff that into columns in
> mysql/postgres...
>
> You can pull out "common" fields for your schema, and then save the rest
> (if you want) as an XML or json object... or use a nosql DB so you don't
> need a schema.
>
> -Avi
>
> On Thu, Jan 1, 2015 at 12:19 PM, Tayyab Atiq <tayyabatiq at gmail.com> wrote:
>
>> Hi.
>>
>> I have recently been trying to process CDR from mod_xml_cdr and store it
>> in a db
>> I first parsed and wrote all the information in a file, then designed a
>> database based on the fields that appeared in the file.
>> But it seems that FS adds/removes fields sometimes. This causes my query
>> to fail as my program tries to insert columns that do not exist.
>>
>> Is there a way to figure out all the possible fields that might appear in
>> the xml sent by mod_xml_cdr?
>>
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>
>
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