>From what i read here
http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/search-request-sort.html#_nested_sorting_example
I understand that sorting is supported within a nested field.
In case of nested_filter i would like to filter out the nested documents
that doesnt match the query. I read in the forum that that feature is in
development.
Please correct me if i am wrong.
Thanks
Srini
On Tuesday, April 15, 2014 12:06:30 PM UTC-7, Srinivasan Ramaswamy wrote:
>
> Hi
>
> I have a document structure as follows
>
> productId, productName, [ {tag1, tag_name, price, tag_category}, {tag2,
> tag_name, price, tag_category}, ...]
>
> where tags is a nested document within a product. Each product is a unique
> item, but different merchants can sell the same product (called tags) so
> the price is different and hence the popularity is also different.
>
> Here are my questions
>
> 1. I would like to filter the products by tag_category. I read that nested
> filter can do this for me. In addition to returning all the products with a
> particular tag_category, can it also return only the tags with the
> specified tag_category within a product ?
>
> 2. Is there a way to sort the tags (nested documents) by tag price ? with
> or without the tag_category constraints
>
> 3. In my index each product can have an average of 100 tags and i have
> 10m products and 1bn tags in total. Would you recommend nested document
> approach or parent-child approach. From what i have read till now I felt
> nested document is better.
>
>
> Thanks
> Srini
>
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