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DBMS > Alibaba Cloud HybridDB vs. Druid

System Properties Comparison Alibaba Cloud HybridDB vs. Druid

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Our visitors often compare Alibaba Cloud HybridDB and Druid with Neo4j, Cassandra and PostgreSQL.

Editorial information provided by DB-Engines
NameAlibaba Cloud HybridDB  Xexclude from comparisonDruid  Xexclude from comparison
DescriptionHybridDB is an online MPP (Massively Parallel Processing) data warehousing service based on GreenplumOpen-source analytics data store designed for OLAP queries on timeseries data
Primary database modelRelational DBMSRelational DBMS
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.26
Rank#243  Overall
#115  Relational DBMS
Score1.84
Rank#113  Overall
#57  Relational DBMS
#7  Time Series DBMS
Websitewww.alibabacloud.com/­product/­hybriddb-postgresqldruid.io
Technical documentationwww.alibabacloud.com/­help/­doc-detail/­35387.htmdruid.io/­docs/­latest/­design/­index.html
DeveloperAlibaba / Pivotal Software Inc. / PostgreSQL Global Development GroupMetamarkets Group and contributors
Initial release20162012
License infoCommercial or Open SourcecommercialOpen Source infoApache license v2
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 systemshostedLinux
OS X
Unix
Data schemeyesyes infoschema-less columns are supported
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 indexesyesyes
SQL infoSupport of SQLyesSQL support via Apache Calcite adapter
APIs and other access methodsJDBC
ODBC
JSON over HTTP
Supported programming languagesC
Java
Perl
Python
R
Clojure
JavaScript
PHP
Python
R
Ruby
Scala
Server-side scripts infoStored proceduresyesno
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud serviceyes, via HDFS, S3 or other storage engines
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno
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.nono
User concepts infoAccess controlfine grained access rights according to SQL-standardno infoavailable via extensions

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More resources
Alibaba Cloud HybridDBDruid
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