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DBMS > Cassandra vs. Elasticsearch vs. NSDb

System Properties Comparison Cassandra vs. Elasticsearch vs. NSDb

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Editorial information provided by DB-Engines
NameCassandra  Xexclude from comparisonElasticsearch  Xexclude from comparisonNSDb  Xexclude from comparison
DescriptionWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessA distributed, RESTful modern search and analytics engine based on Apache Lucene infoElasticsearch lets you perform and combine many types of searches such as structured, unstructured, geo, and metricScalable, High-performance Time Series DBMS designed for Real-time Analytics on top of Kubernetes
Primary database modelWide column storeSearch engineTime Series DBMS
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score117.95
Rank#11  Overall
#1  Wide column stores
Score151.07
Rank#7  Overall
#1  Search engines
Score0.00
Rank#381  Overall
#36  Time Series DBMS
Websitecassandra.apache.orgwww.elastic.co/­elasticsearchnsdb.io
Technical documentationcassandra.apache.org/­doc/­latestwww.elastic.co/­guide/­en/­elasticsearch/­reference/­current/­index.htmlnsdb.io/­Architecture
DeveloperApache Software Foundation infoApache top level project, originally developped by FacebookElastic
Initial release200820102017
Current release4.0.6, August 20227.8.0, June 2020
License infoCommercial or Open SourceOpen Source infoApache version 2Open Source infoElastic LicenseOpen Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
  • Astra DB: Multi-cloud DBaaS built on Apache Cassandra.
  • Aiven for Apache Cassandra: Fully managed, open source NoSQL database specifically designed to be highly available, performant, and scalable.
Implementation languageJavaJavaJava, Scala
Server operating systemsBSD
Linux
OS X
Windows
All OS with a Java VMLinux
macOS
Data schemeschema-freeschema-free infoFlexible type definitions. Once a type is defined, it is persistent
Typing infopredefined data types such as float or dateyesyesyes: int, bigint, decimal, string
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nonono
Secondary indexesrestricted infoonly equality queries, not always the best performing solutionyes infoAll search fields are automatically indexedall fields are automatically indexed
SQL infoSupport of SQLSQL-like SELECT, DML and DDL statements (CQL)SQL-like query languageSQL-like query language
APIs and other access methodsProprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
Java API
RESTful HTTP/JSON API
gRPC
HTTP REST
WebSocket
Supported programming languagesC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
.Net
Groovy
Community Contributed Clients
Java
JavaScript
Perl
PHP
Python
Ruby
Java
Scala
Server-side scripts infoStored proceduresnoyesno
Triggersyesyes infoby using the 'percolation' feature
Partitioning methods infoMethods for storing different data on different nodesSharding infono "single point of failure"ShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infoRepresentation of geographical distribution of servers is possibleyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesES-Hadoop Connectorno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Eventual Consistency infoSynchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, allEventual Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoAtomicity and isolation are supported for single operationsnono
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesUsing Apache Lucene
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noMemcached and Redis integration
User concepts infoAccess controlAccess rights for users can be defined per object
More information provided by the system vendor
CassandraElasticsearchNSDb
Specific characteristicsApache Cassandra is the leading NoSQL, distributed database management system, well...
» more
Competitive advantagesNo single point of failure ensures 100% availability . Operational simplicity for...
» more
Typical application scenariosInternet of Things (IOT), fraud detection applications, recommendation engines, product...
» more
Key customersApple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
» more
Market metricsCassandra is used by 40% of the Fortune 100.
» more
Licensing and pricing modelsApache license  Pricing for commercial distributions provided by DataStax and available...
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News

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We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services
3rd partiesAiven for Apache Cassandra: A truly distributed database that can handle large volumes of writes.
» more

DataStax Cassandra: Zero touch operations, configuration and management with true autoscaling
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CData: Connect to Big Data & NoSQL through standard Drivers.
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Instaclustr: Hosted & Managed Apache Cassandra as a Service
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We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
CassandraElasticsearchNSDb
DB-Engines blog posts

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Conferences and events

Cassandra Day London
London, UK, 11 October 2022

Recent citations in the news

Why Choose a NoSQL Database? There Are Many Great Reasons
23 September 2022, thenewstack.io

4 Common Questions We Hear about Apache Cassandra
14 September 2022, thenewstack.io

Cassandra Summit Returns to Showcase the Future of Apache Cassandra
30 September 2022, Datanami

What Is CRUD? Create, Read, Update, and Delete
21 September 2022, CrowdStrike

Relational to NoSQL at Enterprise Scale: Lessons from Amazon
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provided by Google News

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8 September 2022, Seeking Alpha

Elastic to Host Financial Analyst Day on September 19, 2022
6 September 2022, Business Wire

provided by Google News

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