Apache Solr

The Lucene PMC is pleased to announce the release of Apache Solr 7.7.2. Solr is the popular, blazing fast, open source NoSQL search platform from the Apache Lucene project. Its major features include powerful full-text search, hit highlighting, faceted search, dynamic clustering, database integration, rich document handling, and …

It is a pleasure to inform that the new version of Lucene library and Solr search server has been released. It is the next release from the 8.x branch and it is numbered 8.1.1. This release introduces fixes for the bugs found in the 8.1 version. You ... [More] can find the full release highlight for Lucene 8.1.1 at https://wiki.apache.org/lucene-java/ReleaseNote811 and for Solr at https://wiki.apache.org/solr/ReleaseNote811. This release brings a fix to the bug which resulted in NullPointerException when collection alias was used. Apache Lucene library 8.1.1 can be downloaded from http://www.apache.org/dyn/closer.cgi/lucene/java. If you want to download Solr search server 8.1.1 go to [Less]

The Lucene PMC is pleased to announce the release of Apache Solr 8.1.1 Solr is the popular, blazing fast, open source NoSQL search platform from the Apache Lucene project. Its major features include powerful full-text search, hit highlighting, faceted search, dynamic clustering, database integration, rich document (e.g …

When Lucene and Solr searches through the data, each document is assigned a score that is calculated on the basis of query terms statistics. When using SolrCloud and our data inside the collection is distributed among multiple shards we are hit by a ... [More] problem of not exact inverse document frequency calculation. The problem can be defined in the following way – each shard stores the term statistics locally and doesn’t share that with other shards during query execution. Can we do something about it to have more precise IDF calculation? Let’s see what we can do about it. IDF and [Less]

It is a pleasure to inform that the new version of Lucene library and Solr search server has been released. It is the next release from the 8.x branch and it is numbered 8.1.0. This release introduces fixes for the bugs found in the 8.0 version and ... [More] new features. You can find the full release highlight for Lucene 8.1.0 at https://wiki.apache.org/lucene-java/ReleaseNote81 and for Solr at https://wiki.apache.org/solr/ReleaseNote81. Apache Lucene library 8.1.0 can be downloaded from http://www.apache.org/dyn/closer.cgi/lucene/java. If you want to download Solr search server 8.1.0 go to http://www.apache.org/dyn/closer.cgi/lucene/solr. [Less]

The Lucene PMC is pleased to announce the release of Apache Solr 8.1.0 Solr is the popular, blazing fast, open source NoSQL search platform from the Apache Lucene project. Its major features include powerful full-text search, hit highlighting, faceted search, dynamic clustering, database integration, rich document (e.g …

One of the new features introduced in the recently released Solr 8.0 is new implementation of the Directory interface – one that will replace not scalable RAMDirectory. The new implementation called ByteBuffersDirectory is dedicated to small, short ... [More] lived data that is held only in memory. Let’s have a quick look into potential use cases, advantages and drawbacks of this new implementation. Configuration Simplest things first – let’s start with configuration. This time the situation is very simple. The only thing that we need to take care of is proper DirectoryFactory implementation in the solrconfig.xml file, file example [crayon-5cda6dec751be702204411/] One thing [Less]

One of the new features introduced in the recently released Solr 8.0 is new implementation of the Directory interface – one that will replace not scalable RAMDirectory. The new implementation called ByteBuffersDirectory is dedicated to small, short ... [More] lived data that is held only in memory. Let’s have a quick look into potential use cases, advantages and drawbacks of this new implementation. Configuration Simplest things first – let’s start with configuration. This time the situation is very simple. The only thing that we need to take care of is proper DirectoryFactory implementation in the solrconfig.xml file, file example [crayon-5cb42e0819831270814041/] One thing [Less]

One of the new features introduced in the recently released Solr 8.0 is new implementation of the Directory interface – one that will replace not scalable RAMDirectory. The new implementation called ByteBuffersDirectory is dedicated to small, short ... [More] lived data that is held only in memory. Let’s have a quick look into potential use cases, advantages and drawbacks of this new implementation. Configuration Simplest things first – let’s start with configuration. This time the situation is very simple. The only thing that we need to take care of is proper DirectoryFactory implementation in the solrconfig.xml file, file example [crayon-5cc80b0a900fe394998092/] One thing [Less]

One of the new features introduced in the recently released Solr 8.0 is new implementation of the Directory interface – one that will replace not scalable RAMDirectory. The new implementation called ByteBuffersDirectory is dedicated to small, short ... [More] lived data that is held only in memory. Let’s have a quick look into potential use cases, advantages and drawbacks of this new implementation. Configuration Simplest things first – let’s start with configuration. This time the situation is very simple. The only thing that we need to take care of is proper DirectoryFactory implementation in the solrconfig.xml file, file example [crayon-5cdd2d89a352d748708605/] One thing [Less]