添加索引 添加索引 为了将数据添加到 Elasticsearch，我们需要 索引(index) —— 存储关联数据的地方。实际上，索引只是一个 逻辑命名空间(logical namespace) ，它指向一个或多个 分片(shards) 。 分片(shard) 是 工作单元(worker unit) 底层的一员，它只负责保存索引中所有数据的一...

Semantic search Using semantic search Step 1: Create an ingest pipeline Step 2: Create an index for ingestion Step 3: Ingest documents into the index Step 4: Search the index u...

Semantic search Using semantic search Step 1: Create an ingest pipeline Step 2: Create an index for ingestion Step 3: Ingest documents into the index Step 4: Search the index u...

Delete by query Example Path and HTTP methods URL parameters Request body Response Response body fields Delete by query Introduced 1.0 You can include a query as part of ...

Full-text queries Match Multi match Match boolean prefix Match phrase Match phrase prefix Common terms Query string Simple query string Match all Match none Options F...

Cross-cluster replication Multi-cluster architectures Disaster recovery and high availability Single disaster recovery datacenter Multiple disaster recovery datacenters Chained r...

Elasticsearch version 7.0.0-alpha1 Breaking changes Breaking Java changes Deprecations New features Enhancements 31608 Add S3 Setting to Force Path Type Access #34721 (iss...

Indexes Index policies Managed indexes Indexes Creating an index Applying a policy Closing an index Opening an index Reindexing an index Shrinking an index Splitting an ind...

Full-text queries Match Match boolean prefix Match phrase Match phrase prefix Query string Simple query string Match all Match none Convert text with analyzers Sample Reque...

Full-text queries Match Match boolean prefix Match phrase Match phrase prefix Query string Simple query string Match all Match none Convert text with analyzers Sample Reque...