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DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. Alibaba Cloud ApsaraDB for PolarDB vs. CouchDB

System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. Alibaba Cloud ApsaraDB for PolarDB vs. CouchDB

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Editorial information provided by DB-Engines
NameAlibaba Cloud AnalyticDB for PostgreSQL infoformer name was HybridDB  Xexclude from comparisonAlibaba Cloud ApsaraDB for PolarDB  Xexclude from comparisonCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"  Xexclude from comparison
DescriptionAn online MPP (Massively Parallel Processing) data warehousing service based on GreenplumA cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. Designed for business critical applications.A native JSON - document store inspired by Lotus Notes, scalable from globally distributed server-clusters down to mobile phones.
Primary database modelRelational DBMSRelational DBMSDocument store
Secondary database modelsSpatial DBMS infousing the Geocouch extension
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.55
Rank#281  Overall
#129  Relational DBMS
Score0.41
Rank#303  Overall
#137  Relational DBMS
Score13.98
Rank#44  Overall
#7  Document stores
Websitewww.alibabacloud.com/­product/­hybriddb-postgresqlwww.alibabacloud.com/­product/­polardbcouchdb.apache.org
Technical documentationwww.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overviewwww.alibabacloud.com/­help/­en/­polardb/­product-overviewdocs.couchdb.org/­en/­stable
DeveloperAlibaba / Pivotal Software Inc. / PostgreSQL Global Development GroupAlibabaApache Software Foundation infoApache top-level project, originally developed by Damien Katz, a former Lotus Notes developer
Initial release20162005
Current release3.3.2, April 2023
License infoCommercial or Open SourcecommercialcommercialOpen Source infoApache version 2
Cloud-based only infoOnly available as a cloud serviceyesyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageErlang
Server operating systemshostedhostedAndroid
BSD
Linux
OS X
Solaris
Windows
Data schemeyesyesschema-free
Typing infopredefined data types such as float or dateyesyesno
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.yesyesno
Secondary indexesyesyesyes infovia views
SQL infoSupport of SQLyesyesno
APIs and other access methodsJDBC
ODBC
JDBC
ODBC
RESTful HTTP/JSON API
Supported programming languagesC
Java
Perl
Python
R
Java
Python
C
C#
ColdFusion
Erlang
Haskell
Java
JavaScript
Lisp
Lua
Objective-C
OCaml
Perl
PHP
PL/SQL
Python
Ruby
Smalltalk
Server-side scripts infoStored proceduresyesyesView functions in JavaScript
Triggersyesyesyes
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceSharding infoImplicit feature of the cloud serviceSharding infoimproved architecture with release 2.0
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud serviceyes infoImplicit feature of the cloud serviceMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDno infoatomic operations within a single document possible
Concurrency infoSupport for concurrent manipulation of datayesyesyes infostrategy: optimistic locking
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesno
User concepts infoAccess controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardAccess rights for users can be defined per database
More information provided by the system vendor
Alibaba Cloud AnalyticDB for PostgreSQL infoformer name was HybridDBAlibaba Cloud ApsaraDB for PolarDBCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"
Specific characteristicsApsaraDB for PolarDB is a cloud-native relational database 100% compatible with MySQL...
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Competitive advantagesWebinar: Top Scientists Live: Tech Secrets to Double 11's Success Revealed. White...
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Typical application scenariosCreating a Robust Cloud-Based Database for Fintech, E-Commerce and Gaming. Learn...
» more
Licensing and pricing modelsSpecification and pricing. You can use either of the following billing methods to...
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More resources
Alibaba Cloud AnalyticDB for PostgreSQL infoformer name was HybridDBAlibaba Cloud ApsaraDB for PolarDBCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"
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