Glossary - Instaclustr https://www.instaclustr.com/glossary/ Managed Services and Support for Apache Cassandra, Apache Kafka, PostgreSQL, OpenSearch, Elasticsearch and Valkey Tue, 29 Apr 2025 13:05:36 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.1 https://www.instaclustr.com/wp-content/uploads/cropped-netapp_favicon-32x32.png Glossary - Instaclustr https://www.instaclustr.com/glossary/ 32 32 API https://www.instaclustr.com/glossary/api/ Fri, 30 Jun 2017 00:54:16 +0000 https://www.instaclustr.com/glossary/api/ Application Programming Interface (API) is a set of functions and procedures that allow the creation of applications which access the features or data of an operating system, application, or other service.

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]]> Application Programming Interface (API) is a set of functions and procedures that allow the creation of applications which access the features or data of an operating system, application, or other service.

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]]> Kong https://www.instaclustr.com/glossary/kong/ Fri, 30 Jun 2017 00:54:03 +0000 https://www.instaclustr.com/glossary/kong/ An open-source API gateway and microservices management layer, delivering high performance and reliability.

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]]> An open-source API gateway and microservices management layer, delivering high performance and reliability.

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]]> Apache Spark https://www.instaclustr.com/glossary/apache-spark/ Fri, 30 Jun 2017 00:53:51 +0000 https://www.instaclustr.com/glossary/apache-spark/ Spark is a fast and general cluster computing system for Big Data. It provides high-level APIs in Scala, Java, Python, and R, and an optimized engine that supports general computation graphs for data analysis. It also supports a rich set of higher-level tools including Spark SQL for SQL and DataFrames, MLlib for machine learning, GraphX...

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]]> Spark is a fast and general cluster computing system for Big Data. It provides high-level APIs in Scala, Java, Python, and R, and an optimized engine that supports general computation graphs for data analysis. It also supports a rich set of higher-level tools including Spark SQL for SQL and DataFrames, MLlib for machine learning, GraphX for graph processing, and Spark Streaming for stream processing.

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]]> Apache Solr https://www.instaclustr.com/glossary/apache-solr/ Fri, 30 Jun 2017 00:53:38 +0000 https://www.instaclustr.com/glossary/apache-solr/ Solr (pronounced “solar”) is an open source enterprise search platform, written in Java, from the Apache Lucene project.

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]]> Solr (pronounced “solar”) is an open source enterprise search platform, written in Java, from the Apache Lucene project.

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]]> Apache Lucene https://www.instaclustr.com/glossary/apache-lucene/ Fri, 30 Jun 2017 00:53:23 +0000 https://www.instaclustr.com/glossary/apache-lucene/ Apache LuceneTM is an open-source, high-performance, full-featured text search engine library written entirely in Java. It is a technology suitable for nearly any application that requires full-text search, especially cross-platform. Apache Lucene is the base search technology used by Apache Solr and Elasticsearch.

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]]> Apache LuceneTM is an open-source, high-performance, full-featured text search engine library written entirely in Java. It is a technology suitable for nearly any application that requires full-text search, especially cross-platform. Apache Lucene is the base search technology used by Apache Solr and Elasticsearch.

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]]> Apache Cassandra https://www.instaclustr.com/glossary/apache-cassandra/ Fri, 30 Jun 2017 00:53:09 +0000 https://www.instaclustr.com/glossary/apache-cassandra/ Apache Cassandra is a highly scalable, high-performance distributed database designed to handle large amounts of data across many commodity servers, providing high availability with no single point of failure.

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]]> Apache Cassandra is a highly scalable, high-performance distributed database designed to handle large amounts of data across many commodity servers, providing high availability with no single point of failure.

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]]> Elassandra https://www.instaclustr.com/glossary/elassandra/ Fri, 30 Jun 2017 00:52:53 +0000 https://www.instaclustr.com/glossary/elassandra/ Elassandra is an opensource software product that integrates Cassandra and Elasticsearch. Elassandra takes the advantages of both and combines them to provide the ability to have a distributed, highly available multi-datacenter search and secondary index data store.

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]]> Elassandra is an opensource software product that integrates Cassandra and Elasticsearch. Elassandra takes the advantages of both and combines them to provide the ability to have a distributed, highly available multi-datacenter search and secondary index data store.

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]]> Elasticsearch https://www.instaclustr.com/glossary/elasticsearch/ Fri, 30 Jun 2017 00:52:41 +0000 https://www.instaclustr.com/glossary/elasticsearch/ Elasticsearch is an open source, RESTful search engine built on top of Apache Lucene and released under an Apache license. It is Java-based and can search and index document files in diverse formats.

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]]> Elasticsearch is an open source, RESTful search engine built on top of Apache Lucene and released under an Apache license. It is Java-based and can search and index document files in diverse formats.

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]]> ASF https://www.instaclustr.com/glossary/asf/ Fri, 30 Jun 2017 00:52:23 +0000 https://www.instaclustr.com/glossary/asf/ The Apache Software Foundation (ASF) is a non-profit corporation that oversees development of Apache software.

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]]> The Apache Software Foundation (ASF) is a non-profit corporation that oversees development of Apache software.

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]]> RDD https://www.instaclustr.com/glossary/rdd/ Fri, 30 Jun 2017 00:52:05 +0000 https://www.instaclustr.com/glossary/rdd/ Resilient Distributed Datasets (RDD) is a fundamental data structure of Spark. It is an immutable distributed collection of objects. RDDs have actions, which return values, and transformations, which return pointers to new RDDs.

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]]> Resilient Distributed Datasets (RDD) is a fundamental data structure of Spark. It is an immutable distributed collection of objects. RDDs have actions, which return values, and transformations, which return pointers to new RDDs.

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