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DBMS > Alibaba Cloud HybridDB vs. GBase vs. Impala vs. Postgres-XL

System Properties Comparison Alibaba Cloud HybridDB vs. GBase vs. Impala vs. Postgres-XL

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Editorial information provided by DB-Engines
NameAlibaba Cloud HybridDB  Xexclude from comparisonGBase  Xexclude from comparisonImpala  Xexclude from comparisonPostgres-XL  Xexclude from comparison
GBase seems to be discontinued and will be removed from the DB-Engines ranking
DescriptionHybridDB is an online MPP (Massively Parallel Processing) data warehousing service based on GreenplumAn analytical database for business intelligence with large customers in China.Analytic DBMS for HadoopBased on PostgreSQL enhanced with MPP and write-scale-out cluster features
Primary database modelRelational DBMSRelational DBMSRelational DBMSRelational DBMS
Secondary database modelsDocument storeDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.31
Rank#234  Overall
#109  Relational DBMS
Score16.03
Rank#36  Overall
#22  Relational DBMS
Score0.48
Rank#211  Overall
#101  Relational DBMS
Websitewww.alibabacloud.com/­product/­hybriddb-postgresqlwww.gbase.cnwww.cloudera.com/­products/­open-source/­apache-hadoop/­impala.htmlwww.postgres-xl.org
Technical documentationwww.alibabacloud.com/­help/­doc-detail/­35387.htmwww.cloudera.com/­documentation/­enterprise/­latest/­topics/­impala.htmlwww.postgres-xl.org/­documentation
DeveloperAlibaba / Pivotal Software Inc. / PostgreSQL Global Development GroupCloudera
Initial release201620132014 infosince 2012, originally named StormDB
Current releaseGBase 8a3.3.0, August 201910 R1, October 2018
License infoCommercial or Open SourcecommercialcommercialOpen Source infoApache Version 2Open Source infoMozilla public license
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++C
Server operating systemshostedLinuxLinux
macOS
Data schemeyesyesyes
Typing infopredefined data types such as float or dateyesyesyes
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.yesnoyes infoXML type, but no XML query functionality
Secondary indexesyesyesyes
SQL infoSupport of SQLyesSQL-like DML and DDL statementsyes infodistributed, parallel query execution
APIs and other access methodsJDBC
ODBC
JDBC
ODBC
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesC
Java
Perl
Python
R
All languages supporting JDBC/ODBC.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresyesyes infouser defined functions and integration of map-reduceuser defined functions
Triggersyesnoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud serviceselectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes infoquery execution via MapReduceno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACID infoMVCC
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-standardAccess rights for users, groups and roles infobased on Apache Sentry and Kerberosfine grained access rights according to SQL-standard

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More resources
Alibaba Cloud HybridDBGBaseImpalaPostgres-XL
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