ignite-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Ken Cheng <kcheng....@gmail.com>
Subject Re: SQL Query Docs Updated
Date Thu, 20 Aug 2015 02:56:06 GMT
Thank you very much!

By the way, I want to contribute to the project. Are there any documents I
can follow?

On Thu, Aug 20, 2015 at 8:18 AM, Alexey Kuznetsov <akuznetsov@gridgain.com>
wrote:

> Ken,
>
> Now I see what do you expect.
>
> The answer will be - NO. For now Ignite does not have such annotations to
> configure loading from store.
>
> But I think we should add them.
>
> I created issue for that:
> https://issues.apache.org/jira/browse/IGNITE-1271
>
> On Thu, Aug 20, 2015 at 12:46 AM, Ken Cheng <kcheng.mvp@gmail.com> wrote:
>
>> May be I dont address my question clearly.
>>
>> yes, I notice this example, it's just a very simple to load data into
>> cache.
>>
>> and all the "mapping" are in java code like this
>>
>> vals.add(new CacheTypeFieldMetadata("HOTELID", Types.INTEGER, "hotelId",
>> Long.class));
>>
>> or as format as xml
>>
>> my question can I just use annotation on the based pojo as below
>>
>> class Person {
>>
>> @QuerySqlField
>>
>> private String name;
>>
>> }
>>
>>
>> as I prefer the annotation way for both init load and sql query.
>>
>>
>> at least I can not find such example
>>
>>
>>
>> On Thu, Aug 20, 2015 at 1:11 AM, Alexey Kuznetsov <
>> akuznetsov@gridgain.com> wrote:
>>
>>> Ken,
>>>
>>>
>>> https://github.com/apache/incubator-ignite/tree/master/examples/schema-import
>>>
>>> On Thu, Aug 20, 2015 at 12:04 AM, Ken Cheng <kcheng.mvp@gmail.com>
>>> wrote:
>>>
>>>> ---Also about XML - it is not mandatory, you can configure ALL by code.
>>>>
>>>> it's better to give an example with annotation, as right now I can not
>>>> find such example. Thanks
>>>>
>>>> On Thu, Aug 20, 2015 at 12:19 AM, Alexey Kuznetsov <
>>>> akuznetsov@gridgain.com> wrote:
>>>>
>>>>> Ken,
>>>>>
>>>>> We have documentation for store.
>>>>>
>>>>> See: https://apacheignite.readme.io/docs/persistent-store
>>>>> And: https://apacheignite.readme.io/docs/automatic-persistence
>>>>>
>>>>> Also take a look for example: examples\schema-import\README.txt
>>>>>
>>>>> There several bugs found with JdbcPojoStoreFactory and it seems for me
>>>>> that issue you opened is the same as
>>>>> https://issues.apache.org/jira/browse/IGNITE-1262
>>>>>
>>>>> Andey Gura is working on it and AFAIK he should submit pull request in
>>>>> a couple of days.
>>>>>
>>>>> I hope in next release you can work with jdbc store and queries.
>>>>>
>>>>> Also about XML - it is not mandatory, you can configure ALL by code.
>>>>>
>>>>>
>>>>> On Wed, Aug 19, 2015 at 11:05 PM, Ken Cheng <kcheng.mvp@gmail.com>
>>>>> wrote:
>>>>>
>>>>>> there is no such document address it as well no examples in the
>>>>>> github.
>>>>>>
>>>>>> it's really appreciated you can supply a document and an example
>>>>>>
>>>>>> On Thu, Aug 20, 2015 at 12:03 AM, Ken Cheng <kcheng.mvp@gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>>> by the way I have fired a bug
>>>>>>> https://issues.apache.org/jira/browse/IGNITE-1246,
>>>>>>> it's about jdbcdata source in a cluster environment
>>>>>>>
>>>>>>>
>>>>>>> On Wed, Aug 19, 2015 at 11:54 PM, Sergi Vladykin <
>>>>>>> sergi.vladykin@gmail.com> wrote:
>>>>>>>
>>>>>>>> Ken,
>>>>>>>>
>>>>>>>> Jdbc store is a little bit separate beast, so I'd prefer
keeping
>>>>>>>> it's documentation separately from SQL queries section.
>>>>>>>> But definitely you are right, we should have such a documentation
>>>>>>>> with examples.
>>>>>>>>
>>>>>>>> Sergi
>>>>>>>>
>>>>>>>> 2015-08-19 18:40 GMT+03:00 Ken Cheng <kcheng.mvp@gmail.com>:
>>>>>>>>
>>>>>>>>> It's really nice, but it's better to have an examples
to load data
>>>>>>>>> from jdbc store with annotation.
>>>>>>>>>
>>>>>>>>> On Wed, Aug 19, 2015 at 7:04 PM, Yakov Zhdanov <
>>>>>>>>> yzhdanov@apache.org> wrote:
>>>>>>>>>
>>>>>>>>>> I like the article.
>>>>>>>>>>
>>>>>>>>>> Couple of points, though:
>>>>>>>>>> 1. Annotations and XML configs are not identical.
XML states that
>>>>>>>>>> ID is UUID, but annotations listing states that it
is primitive long.
>>>>>>>>>> 2. I would prefer example that example can be copied-and-pasted
>>>>>>>>>> and launched. Can we add cache config, indexes, and
cache loading?
>>>>>>>>>> 3. Need more accent on necessity of indexed types
configuration.
>>>>>>>>>> Can you put this into code box?
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --Yakov
>>>>>>>>>>
>>>>>>>>>> 2015-08-19 10:18 GMT+03:00 Sergi Vladykin <
>>>>>>>>>> sergi.vladykin@gmail.com>:
>>>>>>>>>>
>>>>>>>>>>> Guys,
>>>>>>>>>>>
>>>>>>>>>>> I've just updated SQL Queries documentation,
please read and
>>>>>>>>>>> send your feedback.
>>>>>>>>>>>
>>>>>>>>>>> http://apacheignite.gridgain.org/v1.3/docs/sql-queries
>>>>>>>>>>>
>>>>>>>>>>> Sergi
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Alexey Kuznetsov
>>>>> GridGain Systems
>>>>> www.gridgain.com
>>>>>
>>>>
>>>>
>>>
>>>
>>> --
>>> Alexey Kuznetsov
>>> GridGain Systems
>>> www.gridgain.com
>>>
>>
>>
>
>
> --
> Alexey Kuznetsov
> GridGain Systems
> www.gridgain.com
>

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message