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DBMS > Alibaba Cloud ApsaraDB for PolarDB vs. Cassandra

System Properties Comparison Alibaba Cloud ApsaraDB for PolarDB vs. Cassandra

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Editorial information provided by DB-Engines
NameAlibaba Cloud ApsaraDB for PolarDB  Xexclude from comparisonCassandra  Xexclude from comparison
DescriptionA cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. Designed for business critical applications.Wide-column store based on ideas of BigTable and DynamoDB infoOptimized for write access
Primary database modelRelational DBMSWide column store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.71
Rank#209  Overall
#104  Relational DBMS
Score114.00
Rank#10  Overall
#1  Wide column stores
Websitewww.alibabacloud.com/­product/­polardbcassandra.apache.org
Technical documentationwww.alibabacloud.com/­help/­doc-detail/­58764.htmcassandra.apache.org/­doc/­latest
DeveloperAlibabaApache Software Foundation infoApache top level project, originally developped by Facebook
Initial release2008
Current release4.0, July 2021
License infoCommercial or Open SourcecommercialOpen Source infoApache version 2
Cloud-based only infoOnly available as a cloud serviceyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava
Server operating systemshostedBSD
Linux
OS X
Windows
Data schemeyesschema-free
Typing infopredefined data types such as float or dateyesyes
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.yesno
Secondary indexesyesrestricted infoonly equality queries, not always the best performing solution
SQL infoSupport of SQLyesSQL-like SELECT, DML and DDL statements (CQL)
APIs and other access methodsJDBC
ODBC
Proprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
Supported programming languagesJava
Python
C#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresyesno
Triggersyesyes
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceSharding infono "single point of failure"
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud serviceselectable replication factor infoRepresentation of geographical distribution of servers is possible
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno infoAtomicity and isolation are supported for single operations
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlfine grained access rights according to SQL-standardAccess rights for users can be defined per object
More information provided by the system vendor
Alibaba Cloud ApsaraDB for PolarDBCassandra
Specific characteristicsApsaraDB for PolarDB is a cloud-native relational database 100% compatible with MySQL...
» more
Apache Cassandra is the leading NoSQL, distributed database management system, well...
» more
Competitive advantagesWebinar: Top Scientists Live: Tech Secrets to Double 11's Success Revealed. White...
» more
No single point of failure ensures 100% availability . Operational simplicity for...
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Typical application scenariosCreating a Robust Cloud-Based Database for Fintech, E-Commerce and Gaming. Learn...
» more
Internet of Things (IOT), fraud detection applications, recommendation engines, product...
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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 modelsSpecification and pricing. You can use either of the following billing methods to...
» more
Apache license  Pricing for commercial distributions provided by DataStax and available...
» more
Related products and services
3rd partiesDataStax Enterprise: Apache Cassandra for enterprises.
» more

Instaclustr: Hosted & Managed Apache Cassandra as a Service
» more

CData: Connect to Big Data & NoSQL through standard Drivers.
» more

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More resources
Alibaba Cloud ApsaraDB for PolarDBCassandra
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