Added NumericRangeQuery and NumericRangeFilter, a fast alternative to RangeQuery/RangeFilter for numeric searches. They depend on a specific structure of terms in the index that can be created by indexing using the new NumericField or NumericTokenStream classes. NumericField can only be used for ...
params(search_type="count") # 如要要限制返回字段,可以使用`source()`方法# only return the selected fields s = s.source(['title', 'body']) # don't return any fields, just the metadata s = s.source(False) # explicitly include/exclude fields s = s.source(include=["title"], exclude...
Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the ...
Simple configuration to get log events published to Elasticsearch. Only server address is needed. All properties are stored inside fields in ES. This allows you to query on all the relevant data but also run analytics over this data.
The value of this parameter can be onlyVPC. VPC Select a virtual private cloud (VPC) in the specified region. Note If you want an Elasticsearch cluster to communicate with other Alibaba Cloud services over an internal network, we recommend that you deploy the cluster in the same VPC as the...
One of the nice features of the_allfield is that it takes into account specific fields boost levels. Meaning that if a title field is boosted more than content, the title (part) in the_allfield will mean more than the content (part) in the_allfield. ...
Query logs,Elasticsearch:Alibaba Cloud Elasticsearch allows you to specify a keyword and a time range in the Elasticsearch console to query specific logs of your Elasticsearch cluster. You can use the logs to identify cluster...
Elasticsearch 提供 DSL(Domain Specific Language,特定领域语言)用来查询,官网文档地址为:Query DSL 2.1 基本检索 创建索引并设置 settings 和 mappings,如下: PUT books {"settings": {"number_of_replicas": 1,"number_of_shards": 3},"mappings": {"IT": {"properties": {"id": {"type": "long"},...
Only Elasticsearch 7.6.2 and 7.10.2 clusters created after February 2023 support this feature. When cold data is queried on theDiscoverpage of Kibana for the first time, all data needs to be retrieved from OBS because there is no cache. If a large number of documents need to be returned,...
建议删除不需要的历史数据或扩磁盘,详细信息请参见集群磁盘使用率过高和read_only问题的排查与处理方法。 您也可以通过Kibana监控或阿里云Elasticsearch的高级监控报警功能排查异常,高级监控报警功能的详细信息请参见高级监控报警概述。 通过监控查看到或收到集群报警,集群CPU占比过高,如何处理? 常见的问题原因及对应的解决...