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DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. Cassandra vs. GreptimeDB vs. JSqlDb vs. Oracle Rdb

System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. Cassandra vs. GreptimeDB vs. JSqlDb vs. Oracle Rdb

Editorial information provided by DB-Engines
NameAlibaba Cloud AnalyticDB for PostgreSQL infoformer name was HybridDB  Xexclude from comparisonCassandra  Xexclude from comparisonGreptimeDB  Xexclude from comparisonJSqlDb  Xexclude from comparisonOracle Rdb  Xexclude from comparison
JSqlDB seems to be discontinued. Therefore it is excluded from the DB-Engines ranking.
DescriptionAn online MPP (Massively Parallel Processing) data warehousing service based on GreenplumWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessAn open source Time Series DBMS built for increased scalability, high performance and efficiencyJavaScript Query Language Database, stores JavaScript objects and primitives
Primary database modelRelational DBMSWide column storeTime Series DBMSDocument store
Object oriented DBMS
Relational DBMS
Secondary database modelsVector DBMS infostarting with release V5
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.68
Rank#231  Overall
#105  Relational DBMS
Score101.89
Rank#12  Overall
#1  Wide column stores
Score0.06
Rank#352  Overall
#33  Time Series DBMS
Score1.08
Rank#184  Overall
#85  Relational DBMS
Websitewww.alibabacloud.com/­product/­hybriddb-postgresqlcassandra.apache.orggreptime.comjsqldb.org (offline)www.oracle.com/­database/­technologies/­related/­rdb.html
Technical documentationwww.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overviewcassandra.apache.org/­doc/­latestdocs.greptime.comwww.oracle.com/­database/­technologies/­related/­rdb-doc.html
DeveloperAlibaba / Pivotal Software Inc. / PostgreSQL Global Development GroupApache Software Foundation infoApache top level project, originally developped by FacebookGreptime Inc.Konrad von BackstromOracle, originally developed by Digital Equipment Corporation (DEC)
Initial release20162008202220181984
Current release4.1.3, July 20230.8, December 20187.4.1.1, 2021
License infoCommercial or Open SourcecommercialOpen Source infoApache version 2Open Source infoApache Version 2.0Open Sourcecommercial
Cloud-based only infoOnly available as a cloud serviceyesnononono
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.
Implementation languageJavaRust
Server operating systemshostedBSD
Linux
OS X
Windows
Android
Docker
FreeBSD
Linux
macOS
Windows
Linux
macOS
Windows
HP Open VMS
Data schemeyesschema-freeschema-free, schema definition possibleschema-freeFlexible Schema (defined schema, partial schema, schema free)
Typing infopredefined data types such as float or dateyesyesyesnoyes
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.yesnononono
Secondary indexesyesrestricted infoonly equality queries, not always the best performing solutionyesnoyes
SQL infoSupport of SQLyesSQL-like SELECT, DML and DDL statements (CQL)yesnoyes
APIs and other access methodsJDBC
ODBC
Proprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
gRPC
HTTP API
JDBC
Supported programming languagesC
Java
Perl
Python
R
C#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
C++
Erlang
Go
Java
JavaScript
JavaScript
Server-side scripts infoStored proceduresyesnoPythonfunctions in JavaScript
Triggersyesyesno
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceSharding infono "single point of failure"Shardingnone
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 possiblenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno infoAtomicity and isolation are supported for single operationsyes, on a single node
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes infousing RocksDByes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonono
User concepts infoAccess controlfine grained access rights according to SQL-standardAccess rights for users can be defined per objectSimple rights management via user accounts
More information provided by the system vendor
Alibaba Cloud AnalyticDB for PostgreSQL infoformer name was HybridDBCassandraGreptimeDBJSqlDbOracle Rdb
Specific characteristicsApache Cassandra is the leading NoSQL, distributed database management system, well...
» more
GreptimeDB is a SQL & Python-enabled timeseries database system built from scratch...
» more
Competitive advantagesNo single point of failure ensures 100% availability . Operational simplicity for...
» more
- Inherits advantages of Rust, such as excellent performance, memory safe, resource...
» more
Typical application scenariosInternet of Things (IOT), fraud detection applications, recommendation engines, product...
» more
For IoT industries, GreptimeDB can seamless integrate with message queues and other...
» more
Key customersApple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
» more
Greptime's clients span multiple sectors including IoT, connected vehicles, and energy...
» more
Market metricsCassandra is used by 40% of the Fortune 100.
» more
GreptimeDB has garnered global recognition by topping GitHub trends following its...
» more
Licensing and pricing modelsApache license  Pricing for commercial distributions provided by DataStax and available...
» more
GreptimeDB: open source, distributed, cloud-native TSDB; supports Hybrid Time-series...
» more
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