Executing a filters aggregation
The filters aggregation answers the common requirement to split bucket documents using custom filters, which can be every kind of query supported by Elasticsearch.
Getting ready
You need an up and running Elasticsearch installation, as we described in the Downloading and installing Elasticsearch recipe in Chapter 1, Getting Started.
To execute the commands, any HTTP client can be used, such as cURL (https://curl.haxx.se/), Postman (https://www.getpostman.com/), or similar. Using Kibana Console is recommended, as it provides code completion and better character escaping for Elasticsearch.
To correctly execute the following commands, you will need an index populated with the ch07/populate_aggregation.sh
commands available in the online code.
The index used in this recipe is index-agg
.
How to do it...
We need to compute a filters aggregation composed of the following queries:
- Date greater than 2022/01/01 and price greater or...