Solr replication slave nodes receive no updates directly, instead all changes (such as inserts, updates, deletes, etc.) are made against the single master node. They are flagged in the file, deletable, and are not removed from the files until the index is optimized.Ī Solr replication master is a single node which receives all updates initially and keeps everything organized. Documents that are deleted are not removed from the files. Documents are always inserted into newly created files. The distribution process takes advantage of Lucene’s index file structure.Īs inserts and deletes occur in the index, the directory remains unchanged. The copying of an index from the master server to all slaves. These files make up the searchable and returnable data of a Solr Core. TermĪ Lucene index is a directory of files. The table below defines the key terms associated with Solr replication. Introduction to Scaling and Distribution.SolrCloud with Legacy Configuration Files.Using ZooKeeper to Manage Configuration Files.Setting Up an External ZooKeeper Ensemble.Authentication and Authorization Plugins.Adding Custom Plugins in SolrCloud Mode.RequestHandlers and SearchComponents in SolrConfig.Schema Factory Definition in SolrConfig.DataDir and DirectoryFactory in SolrConfig.Uploading Structured Data Store Data with the Data Import Handler.Uploading Data with Solr Cell using Apache Tika.Understanding Analyzers, Tokenizers, and Filters.Working with External Files and Processes.Working with Currencies and Exchange Rates. Overview of Documents, Fields, and Schema Design.Using the Solr Administration User Interface.
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