Facets example with ElasticSearch. Building a Filtered Query manualy (or via Elastica) is hell.

pony.sh

# for real, I have a mapping and my color is not "indexed"
curl -XPUT 'http://localhost:9200/pony_index_tmp' -d '
{
  settings: {
    number_of_shards: 1,
    number_of_replicas: 0
  }
}'

curl -XPOST "http://localhost:9200/pony_index_tmp/pony/1" -d '
{
   "name":"Dark pony",
   "color":"black"
}
'
curl -XPOST "http://localhost:9200/pony_index_tmp/pony/2" -d '
{
   "name":"Pink pony !",
   "color":"pink"
}
'
curl -XPOST "http://localhost:9200/pony_index_tmp/pony/3" -d '
{
   "name":"Another pony",
   "color":"brown"
}
'




curl -XGET 'http://localhost:9200/pony_index_tmp/_search?pretty=true' -d '
{"query": {
    "match_all" : {}
 },
 "facets" : {
    "color" : { "terms" : {"field" : "color"} }
 }}'







curl -XGET 'http://localhost:9200/pony_index_tmp/_search?pretty=true' -d '
{"query": {
   "filtered" : {
      "query" : { "match_all" : {} },
      "filter" : {
        "term" : { "color" : "black" }
      }
   }
 },
 "facets" : {
    "color" : { "terms" : {"field" : "color"} }
 }}'