No, an ID has to be a string

--

Itamar Syn-Hershko
http://code972.com | @synhershko <https://twitter.com/synhershko>
Freelance Developer & Consultant
Author of RavenDB in Action <http://manning.com/synhershko/>

On Thu, Jan 15, 2015 at 12:12 PM, Jason Zhang <moc...@gmail.com> wrote:

> Can I specify its type as integer in _mapping? Because the _id I use is
> rewritten.
>
> On Thursday, January 15, 2015 at 6:07:22 PM UTC+8, Adrien Grand wrote:
>>
>> This is because the _id is a string field, so comparison is based on the
>> lexicographical order, not numeric.
>>
>> On Thu, Jan 15, 2015 at 11:04 AM, Jason Zhang <moc...@gmail.com> wrote:
>>
>>> What I'm confused is the 'sorted' results are still partly unordered.
>>>
>>> Also, if I query:
>>>
>>> {  "range": {
>>>     "_id": {
>>>       "gt": "10000",
>>>       "lt": "19999"}}}
>>>
>>> the results contain "_id": 199989.
>>>
>>> On Thursday, January 15, 2015 at 5:48:48 PM UTC+8, Adrien Grand wrote:
>>>>
>>>> Making it index:not_analyzed should work, what is the issue with the
>>>> results?
>>>>
>>>> Note that loading the _id in fielddata is typically very costly since
>>>> the _id field is typically unique per document.
>>>>
>>>> On Thu, Jan 15, 2015 at 10:35 AM, Jason Zhang <moc...@gmail.com> wrote:
>>>>
>>>>> I use a query dsl like:
>>>>>
>>>>> {
>>>>>   "filter": {
>>>>>     "exists": { "field": "info" }
>>>>>   },
>>>>>   "sort": { "_id": "desc" }
>>>>> }
>>>>>
>>>>> And the "_id" here is an integer like '123'.
>>>>>
>>>>> But the result is like:
>>>>>
>>>>> {
>>>>>   "took": 50,
>>>>>   ...
>>>>>   "hits": {
>>>>>     ...
>>>>>     "hits": [
>>>>>       {
>>>>>         ...
>>>>>         "sort": [ null ]
>>>>>       }]
>>>>>   }
>>>>> }
>>>>>
>>>>> Also, I've tried to add "_id": { "index": "not_analyzerd" } in the
>>>>> _mapping.
>>>>> This time the "sort" section returns values. But I find the results
>>>>> are still partly unordered.
>>>>>
>>>>> Can I sort results by _id? How?
>>>>>
>>>>> Thank you.
>>>>>
>>>>> --
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>>>>> glegroups.com
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>>>>> .
>>>>> For more options, visit https://groups.google.com/d/optout.
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Adrien Grand
>>>>
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>>
>>
>>
>> --
>> Adrien Grand
>>
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