Hi,
Unfortunately, accessing the parent bucket key is not possible.
On Fri, May 2, 2014 at 12:04 AM, Thomas Gruner <tom.gru...@gmail.com> wrote:
> Hello!
>
> I have been progressing well with aggregations, but this one has got me
> stumped.
>
> I'm trying to figure out how to access the key of the parent bucket from a
> child aggregation.
>
> The parent bucket is geohash_grid, and the child aggregation is avg
> (trying to get avg lat and lon, but only for points that match the parent's
> bucket's geohash key)
>
> Something like this:
> "aggregations" : {
> "LocationsGrid": {
> "geohash_grid" : {
> "field" : "Locations",
> "precision" : 7,
> },
> "aggregations" : {
> "avg_lat": {
> "avg": {
> "script": "if
> (doc['Locations'].value.geohash.startsWith(*parent_bucket.key*))
> doc['Locations'].value.lat;"
> }
> }
> },
> }
> }
>
>
> Thanks for any help or ideas with this!
>
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--
Adrien Grand
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