query cache test

gistfile1.txt

DELETE /shardcache
PUT /shardcache
{
  "settings": {
    "index.cache.query.enable": true
  }
}
GET /shardcache/_settings
POST /shardcache/type/1
{
  "tweet":"Obama",
  "created_at":"2012-01-01T00:00:00Z",
  "created_at2":"2012-01-01T00:00:00Z"
}
POST /shardcache/type/2
{
  "tweet":"Obama",
  "created_at":"2016-01-01T00:00:00Z",
  "created_at2":"2012-01-01T00:00:00Z"
}
 
POST shardcache/_cache/clear
GET _nodes/stats?pretty
# at this point query cache is empty
 
# run this
GET /shardcache/_search?search_type=count
{
    "query": {
    "filtered": {
      "filter": {
        "bool": {
          "must": [
            {
              "range": {
                "created_at2": {
                  "gte": "2012-01-01T00:00:00Z",
                  "lte": "2016-01-01T00:00:00Z"
                }
              }
            }
          ]
        }
      }
    }
  },
  "aggs": {
     "tweets_per_day": {
      "date_histogram": {
        "field": "created_at",
        "interval": "day"
      }
    }
  }
}
 
# still nothing in cache
GET _nodes/stats?pretty

# run this
GET /shardcache/_search?search_type=count
{
  "aggs": {
     "tweets_per_day": {
      "date_histogram": {
        "field": "created_at",
        "interval": "day"
      }
    }
  }
}

# now there is something in the cache