DBMS > Cassandra vs. Citus vs. MonetDB
System Properties Comparison Cassandra vs. Citus vs. MonetDB
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|Editorial information provided by DB-Engines|
|Name||Cassandra Xexclude from comparison||Citus Xexclude from comparison||MonetDB Xexclude from comparison|
|Description||Wide-column store based on ideas of BigTable and DynamoDB Optimized for write access||Scalable hybrid operational and analytics RDBMS for big data use cases based on PostgreSQL||A relational database management system that stores data in columns|
|Primary database model||Wide column store||Relational DBMS||Relational DBMS|
|Secondary database models||Vector DBMS starting with release V5||Document store||Document store|
|Developer||Apache Software Foundation Apache top level project, originally developped by Facebook||MonetDB BV|
|Current release||4.1.3, July 2023||8.1, December 2018||Jul2021-SP2, July 2021|
|License Commercial or Open Source||Open Source Apache version 2||Open Source AGPL, commercial license also available||Open Source Mozilla Public License 2.0|
|Cloud-based only Only available as a cloud service||no||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Server operating systems||BSD|
|Typing predefined data types such as float or date||yes||yes||yes|
|XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.||no||yes specific XML type available, but no XML query functionality|
|Secondary indexes||restricted only equality queries, not always the best performing solution||yes||yes|
|SQL Support of SQL||SQL-like SELECT, DML and DDL statements (CQL)||yes standard, with numerous extensions||yes SQL 2003 with some extensions|
|APIs and other access methods||Proprietary protocol CQL (Cassandra Query Language, an SQL-like language)|
native C library
streaming API for large objects
native C library MAPI library (MonetDB application programming interface)
|Supported programming languages||C#|
|Server-side scripts Stored procedures||no||user defined functions realized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.||yes, in SQL, C, R|
|Partitioning methods Methods for storing different data on different nodes||Sharding no "single point of failure"||Sharding||Sharding via remote tables|
|Replication methods Methods for redundantly storing data on multiple nodes||selectable replication factor Representation of geographical distribution of servers is possible||Source-replica replication other methods possible by using 3rd party extensions||none Source-replica replication available in experimental status|
|MapReduce Offers an API for user-defined Map/Reduce methods||yes||no||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Eventual Consistency|
Immediate Consistency can be individually decided for each write operation
|Foreign keys Referential integrity||no||yes||yes|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||no Atomicity and isolation are supported for single operations||ACID||ACID|
|Concurrency Support for concurrent manipulation of data||yes||yes||yes|
|Durability Support for making data persistent||yes||yes||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||no||no|
|User concepts Access control||Access rights for users can be defined per object||fine grained access rights according to SQL-standard||fine grained access rights according to SQL-standard|
|More information provided by the system vendor|
|Specific characteristics||Apache Cassandra is the leading NoSQL, distributed database management system, well...|
|Competitive advantages||No single point of failure ensures 100% availability . Operational simplicity for...|
|Typical application scenarios||Internet of Things (IOT), fraud detection applications, recommendation engines, product...|
|Key customers||Apple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...|
|Market metrics||Cassandra is used by 40% of the Fortune 100.|
|Licensing and pricing models||Apache licenseÂ Pricing for commercial distributions provided by DataStax and available...|
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A Perfect Pair: Apache Cassandra and Generative AI
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|Related products and services|
|3rd parties||Aiven for Apache Cassandra: A truly distributed database that can handle large volumes of writes.
Instaclustr: Hosted & Managed Apache Cassandra as a Service
CData: Connect to Big Data & NoSQL through standard Drivers.
Cassandra Forward event: Want to level up your Cassandra game? Watch now replays of the March 2023 sessions.
We invite representatives of vendors of related products to contact us for presenting information about their offerings here.
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|Conferences and events|
Cassandra Summit 2023
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