That should be possible if you are using RDBMS datastore

On Wed, Jul 4, 2018 at 2:04 PM Silmy Hasan <[email protected]> wrote:

> Hi Niveathika,
>
> Can we write this type of join queries when creating custom widgets(in
> widgetConf.json)?
>
> Shilmy Hasan
> Associate Software Engineer | WSO2
>
> E-mail :[email protected]
> Phone :0779188653
> web : http://www.wso2.com
>
> [image: https://wso2.com/signature] <https://wso2.com/signature>
>
> On Wed, Jul 4, 2018 at 1:06 PM, Niveathika Rajendran <[email protected]>
> wrote:
>
>> Hi all,
>>
>> This extension is added to siddhi-store-rdbms repo with the PR[1]
>>
>> [1] https://github.com/wso2-extensions/siddhi-store-rdbms/pull/91
>>
>> Best Regards,
>> *Niveathika Rajendran,*
>> *Software Engineer.*
>> *Mobile : +94 077 903 7536*
>>
>>
>>
>>
>>
>> On Tue, Jun 26, 2018 at 3:11 PM Niveathika Rajendran <[email protected]>
>> wrote:
>>
>>> Hi all,
>>>
>>> Please find the code review notes here[1].
>>>
>>> [1] Updated invitation: [Code Review] Siddhi-execution-rdbms @ Tue Jun
>>> 26, 2018 1pm - 2pm (IST) (Analytics Group)
>>>
>>> Best Regards,
>>> *Niveathika Rajendran,*
>>> *Software Engineer.*
>>> *Mobile : +94 077 903 7536*
>>>
>>>
>>>
>>>
>>>
>>> On Tue, Jun 26, 2018 at 3:03 PM Niveathika Rajendran <
>>> [email protected]> wrote:
>>>
>>>> Hi all,
>>>>
>>>> As per the offline discussion, the functionality of the extension will
>>>> be changed as follows,
>>>> 1. Running retrieval queries
>>>>
>>>>> #rdbms:query('<datasource.name>, <query>, <atttribute.defintion.list>)
>>>>
>>>>
>>>> 2. Running CUD queries (INSERT, UPDATE, DELETE)
>>>>
>>>>> #rdbms:cud('<datasource.name>', <query>)
>>>>
>>>> *This extension function should be enabled through configurations
>>>>> ('perform.cud.operation' : true) , this is disabled by default.
>>>>
>>>>
>>>> Moreover, in both functions, queries will be validated to disable users
>>>> performing, DROP/CREATE/ ALTER operations
>>>>
>>>> Best Regards,
>>>> *Niveathika Rajendran,*
>>>> *Software Engineer.*
>>>> *Mobile : +94 077 903 7536*
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> On Mon, Jun 25, 2018 at 11:30 AM Niveathika Rajendran <
>>>> [email protected]> wrote:
>>>>
>>>>> Hi Dilini,
>>>>>
>>>>> For now, we are supporting the following siddhi data types,
>>>>>
>>>>>
>>>>> *Siddhi DatatypeJDBC DatatypeSQL DatatypeSTRING        STRINGCHAR,
>>>>> VARCHAR,
>>>>> LONGVARCHARINTINTINTEGERLONGLONGBIGINTDOUBLEDOUBLEDOUBLEFLOATFLOATREALBOOLEANBOOLEANBIT*
>>>>>
>>>>> Best Regards,
>>>>> *Niveathika Rajendran,*
>>>>> *Software Engineer.*
>>>>> *Mobile : +94 077 903 7536*
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> On Fri, Jun 22, 2018 at 1:10 PM Dilini Muthumala <[email protected]>
>>>>> wrote:
>>>>>
>>>>>> Hi Niveathika,
>>>>>>
>>>>>> How does a user supposed to map the data types from RDBMS types to
>>>>>> Siddhi types? Any guidance we could provide?
>>>>>>
>>>>>> Thanks,
>>>>>> Dilini
>>>>>>
>>>>>> On Fri, Jun 22, 2018 at 1:02 PM Niveathika Rajendran <
>>>>>> [email protected]> wrote:
>>>>>>
>>>>>>> Hi Damith,
>>>>>>>
>>>>>>> We are only verifying that the query is doing only a select
>>>>>>> operation, other than that we are not doing any validation on the SQL 
>>>>>>> query
>>>>>>> defined in the function. In the essence, the user can define any joins 
>>>>>>> he/
>>>>>>> she wants.
>>>>>>>
>>>>>>> The query I have added in the user story is a sample, and contains
>>>>>>> 'INNER JOIN'.
>>>>>>>
>>>>>>> Best Regards,
>>>>>>> *Niveathika Rajendran,*
>>>>>>> *Software Engineer.*
>>>>>>> *Mobile : +94 077 903 7536*
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Fri, Jun 22, 2018 at 12:55 PM Damith Wickramasinghe <
>>>>>>> [email protected]> wrote:
>>>>>>>
>>>>>>>> + architecture
>>>>>>>>
>>>>>>>> Hi Niveathika ,
>>>>>>>>
>>>>>>>> What types of joining are we supporting ? is it only INNER JOIN
>>>>>>>> for now
>>>>>>>>
>>>>>>>> Thanks,
>>>>>>>> Damith
>>>>>>>>
>>>>>>>>
>>>>>>>> On Fri, Jun 22, 2018 at 7:17 AM, Niveathika Rajendran <
>>>>>>>> [email protected]> wrote:
>>>>>>>>
>>>>>>>>> Hi all,
>>>>>>>>>
>>>>>>>>> I am currently working on $subject for Siddhi which will enable a
>>>>>>>>> Siddhi developer to run select queries with table joins on the 
>>>>>>>>> database.
>>>>>>>>>
>>>>>>>>> The syntax of the execution extension will be as follows,
>>>>>>>>>
>>>>>>>>>> *rdbms:query(<datasource name>, <query>, <comma separated list of
>>>>>>>>> (attributeName  attribute Type)>)*
>>>>>>>>>
>>>>>>>>> Please find the user story here [1].
>>>>>>>>>
>>>>>>>>> [1]
>>>>>>>>> https://docs.google.com/document/d/1mPySJKVy8-Wq3L8o6PJmtKhyY-jMjN72aLuyVivW_lc/edit?usp=sharing
>>>>>>>>>
>>>>>>>>> Best Regards,
>>>>>>>>> *Niveathika Rajendran,*
>>>>>>>>> *Software Engineer.*
>>>>>>>>> *Mobile : +94 077 903 7536*
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> --
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>>>>>>>>> To unsubscribe from this group and stop receiving emails from it,
>>>>>>>>> send an email to [email protected].
>>>>>>>>> For more options, visit
>>>>>>>>> https://groups.google.com/a/wso2.com/d/optout.
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Senior Software Engineer
>>>>>>>> WSO2 Inc.; http://wso2.com
>>>>>>>> <http://www.google.com/url?q=http%3A%2F%2Fwso2.com&sa=D&sntz=1&usg=AFQjCNEZvyc0uMD1HhBaEGCBxs6e9fBObg>
>>>>>>>> lean.enterprise.middleware
>>>>>>>>
>>>>>>>> mobile: *+94728671315*
>>>>>>>>
>>>>>>>> --
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>>>>>>
>>>>>>
>>>>>> --
>>>>>> *Dilini Muthumala*
>>>>>> Senior Software Engineer,
>>>>>> WSO2 Inc.
>>>>>>
>>>>>> *E-mail :* [email protected]
>>>>>> *Mobile: *+94 713-400-029
>>>>>>
>>>>> --
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>
>

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