[OpenSIPS-Users] redis HMGET nil value problem

[Jayesh Nambiar]

Hi Vlad,
Thanks for the lightning fast response. I'll open up the issue on GITHUB
right away.

- Jayesh

On Thu, May 28, 2015 at 6:58 PM, Vlad Paiu <vladpaiu at opensips.org> wrote:

>  Hello,
>
> Currently, only STRING and INTEGER data types are supported - no NULL
> support in the cachedb raw interface.
>
> Please open a GITHUB issue for this and will fix it as soon as possible.
>
> Best Regards,
>
> Vlad Paiu
> OpenSIPS Developerhttp://www.opensips-solutions.com
>
> On 28.05.2015 16:21, Jayesh Nambiar wrote:
>
> Hi,
> I'm using cache_raw queries to get data from redis and I have a problem
> with accessing nil values that gets returned from it.
> For eg I do the following:
> cache_raw_query("redis:myRedis HMGET one two three", "$avp(result)");
>
>  Here the value of one is abc, two is not present in redis and three is
> xyz. Now if I access the values, I ideally expect it to be the following:
> $(avp(result)[0]) = xyz, $(avp(result)[1]) = <null> and $(avp(result)[2])
> = abc.
> But since key two is not present in redis for whatever reasons, the result
> I get back is:
> $(avp(result)[0]) = xyz
> $(avp(result)[1]) = abc
> $(avp(result)[2]) = <null>
>
>  This actually makes my value matching go for a toss. Is there a better
> solution to access the array that is returned back from redis or at least
> store the value as NULL in that array element of avp. Any help is greatly
> appreciated.
>
>  Thanks,
>
>  - Jayesh
>
>
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