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DBMS > Alibaba Cloud HybridDB vs. Citus vs. ClickHouse vs. Google Search Appliance

System Properties Comparison Alibaba Cloud HybridDB vs. Citus vs. ClickHouse vs. Google Search Appliance

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Editorial information provided by DB-Engines
NameAlibaba Cloud HybridDB  Xexclude from comparisonCitus  Xexclude from comparisonClickHouse  Xexclude from comparisonGoogle Search Appliance  Xexclude from comparison
DescriptionHybridDB is an online MPP (Massively Parallel Processing) data warehousing service based on GreenplumScalable hybrid operational and analytics RDBMS for big data use cases based on PostgreSQLColumn-oriented Relational DBMS powering YandexThe Google Search Appliance consists of hardware and software for indexing documents in local networks.
Primary database modelRelational DBMSRelational DBMSRelational DBMSSearch engine
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.31
Rank#234  Overall
#109  Relational DBMS
Score1.00
Rank#152  Overall
#73  Relational DBMS
Score3.70
Rank#78  Overall
#41  Relational DBMS
Score2.81
Rank#91  Overall
#10  Search engines
Websitewww.alibabacloud.com/­product/­hybriddb-postgresqlwww.citusdata.comclickhouse.yandexenterprise.google.com/­search/­products/­gsa.html
Technical documentationwww.alibabacloud.com/­help/­doc-detail/­35387.htmdocs.citusdata.comclickhouse.yandex/­docssupport.google.com/­gsa
DeveloperAlibaba / Pivotal Software Inc. / PostgreSQL Global Development GroupYandex LLCGoogle
Initial release2016201020162002
Current release8.1, December 2018v19.13.3.26, August 2019
License infoCommercial or Open SourcecommercialOpen Source infoAGPL, commercial license also availableOpen Source infoApache 2.0commercial
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC
Server operating systemshostedLinux
Data schemeyesyes
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.yesyes infospecific XML type available, but no XML query functionalityno
Secondary indexesyesyes
SQL infoSupport of SQLyesyes infostandard, with numerous extensionsno
APIs and other access methodsJDBC
ODBC
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Administrative API
Browser interface
HTTP API
Supported programming languagesC
Java
Perl
Python
R
.Net
C
C++
Delphi
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresyesuser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.
Triggersyesyes
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud serviceMaster-slave replication infoother methods possible by using 3rd party extensionsMaster-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
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.nonono
User concepts infoAccess controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardUser authentication via various security protocols

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More resources
Alibaba Cloud HybridDBCitusClickHouseGoogle Search Appliance
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