1. How To Use Indexes On Expressions 2. Restrictions 3. Compatibility Normally, an SQL index references columns of a table. But an index can also be formed on expressions invol...

Fulltext queries Fulltext Syntax Fulltext queries It is recommended to use AQL instead, see Fulltext functions . ArangoDB allows to run queries on text contained in documen...

Fulltext queries Fulltext Syntax Fulltext queries It is recommended to use AQL instead, see Fulltext functions . ArangoDB allows to run queries on text contained in documen...

xy point field type Example Formats Parameters xy point field type An xy point field type contains a point in a two-dimensional Cartesian coordinate system, specified by x an...

xy point field type Example Formats Parameters xy point field type An xy point field type contains a point in a two-dimensional Cartesian coordinate system, specified by x an...

Persistent indexes Introduction to Persistent Indexes Accessing Persistent Indexes from the Shell Query by example using a persistent index Persistent Indexes and Server Languag...

Mappings and field types Dynamic mapping Dynamic mapping types Explicit mapping Response Mapping example usage Create an index with an ip mapping Get a mapping This versi...

Glossary Collection Collection Identifier Collection Name Database Database Name Database Organization Document Document Etag Document Handle Document Key Document Revisi...

Solr 安装和配置 Solr 安装 Solr 新建 Core Solr 安装和配置 Solr 安装 官网：https://lucene.apache.org/solr/ 此时（20160329） Solr 最新稳定版本为：5.5.0 官网下载：http://www.apache.org/dyn/closer.lua/lucene/solr...

15.3. Semi-Flatten 15.3.1. Overview 15.3.2. Activate the filter 15.3.3. Options 15.3.4. Example 15.3. Semi-Flatten 15.3.1. Overview The Semi-flatten filter helps those in n...