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DBMS > Alibaba Cloud PolarDB vs. DolphinDB vs. Memgraph vs. Newts vs. Stardog

System Properties Comparison Alibaba Cloud PolarDB vs. DolphinDB vs. Memgraph vs. Newts vs. Stardog

Editorial information provided by DB-Engines
NameAlibaba Cloud PolarDB  Xexclude from comparisonDolphinDB  Xexclude from comparisonMemgraph  Xexclude from comparisonNewts  Xexclude from comparisonStardog  Xexclude from comparison
DescriptionA cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. Designed for business critical applications.DolphinDB is a high performance Time Series DBMS. It is integrated with an easy-to-use fully featured programming language and a high-volume high-velocity streaming analytics system. It offers operational simplicity, scalability, fault tolerance, and concurrency.An open source graph database built for real-time streaming and compatible with Neo4jTime Series DBMS based on CassandraEnterprise Knowledge Graph platform and graph DBMS with high availability, high performance reasoning, and virtualization
Primary database modelRelational DBMSTime Series DBMSGraph DBMSTime Series DBMSGraph DBMS
RDF store
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.66
Rank#235  Overall
#108  Relational DBMS
Score4.03
Rank#78  Overall
#6  Time Series DBMS
Score3.19
Rank#94  Overall
#8  Graph DBMS
Score0.07
Rank#375  Overall
#41  Time Series DBMS
Score2.07
Rank#122  Overall
#11  Graph DBMS
#6  RDF stores
Websitewww.alibabacloud.com/­product/­polardbwww.dolphindb.commemgraph.comopennms.github.io/­newtswww.stardog.com
Technical documentationwww.alibabacloud.com/­help/­en/­polardb/­product-overviewdocs.dolphindb.cn/­en/­help200/­index.htmlmemgraph.com/­docsgithub.com/­OpenNMS/­newts/­wikidocs.stardog.com
Social network pagesLinkedInTwitterFacebookGitHubDiscord
DeveloperAlibabaDolphinDB, IncMemgraph LtdOpenNMS GroupStardog-Union
Initial release2018201720142010
Current releasev2.00.4, January 20227.3.0, May 2020
License infoCommercial or Open Sourcecommercialcommercial infofree community version availableOpen Source infoBSL 1.1; commercial license for enterprise edition availableOpen Source infoApache 2.0commercial info60-day fully-featured trial license; 1-year fully-featured non-commercial use license for academics/students
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C and C++JavaJava
Server operating systemshostedLinux
Windows
LinuxLinux
OS X
Windows
Linux
macOS
Windows
Data schemeyesyesschema-free and schema-optionalschema-freeschema-free and OWL/RDFS-schema support
Typing infopredefined data types such as float or dateyesyesyesyesyes
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 infoImport/export of XML data possible
Secondary indexesyesyesnoyes infosupports real-time indexing in full-text and geospatial
SQL infoSupport of SQLyesSQL-like query languagenonoYes, compatible with all major SQL variants through dedicated BI/SQL Server
APIs and other access methodsJDBC
ODBC
JDBC
JSON over HTTP
Kafka
MQTT (Message Queue Telemetry Transport)
ODBC
OPC DA
OPC UA
RabbitMQ
WebSocket
Bolt protocol
Cypher query language
HTTP REST
Java API
GraphQL query language
HTTP API
Jena RDF API
OWL
RDF4J API
Sesame REST HTTP Protocol
SNARL
SPARQL
Spring Data
Stardog Studio
TinkerPop 3
Supported programming languagesJava
Python
C#
C++
Go
Java
JavaScript
MatLab
Python
R
Rust
.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
Java.Net
Clojure
Groovy
Java
JavaScript
Python
Ruby
Server-side scripts infoStored proceduresyesyesnouser defined functions and aggregates, HTTP Server extensions in Java
Triggersyesnonoyes infovia event handlers
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud servicehorizontal partitioningSharding infodynamic graph partitioningSharding infobased on Cassandranone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud serviceyesMulti-source replication using RAFTselectable replication factor infobased on CassandraMulti-source replication in HA-Cluster
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate Consistency in HA-Cluster
Foreign keys infoReferential integrityyesnoyes inforelationships in graphsnoyes inforelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDyesACID infowith snapshot isolationnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyesyesyes infowith periodic snapshot and write-ahead logging (WAL) of changesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyesnoyes
User concepts infoAccess controlfine grained access rights according to SQL-standardAdministrators, Users, GroupsUsers, roles and permissionsnoAccess rights for users and roles
More information provided by the system vendor
Alibaba Cloud PolarDBDolphinDBMemgraphNewtsStardog
Specific characteristicsPolarDB, previously ApsaraDB for PolarDB, is a cloud-native relational database designed...
» more
Memgraph directly connects to your streaming infrastructure so you and your team...
» more
Competitive advantagesWebinar: Top Scientists Live: Tech Secrets to Double 11's Success Revealed. White...
» more
Business Source License ensures a future for the Memgraph community MAGE algorithm...
» more
Typical application scenariosCreating a Robust Cloud-Based Database for Fintech, E-Commerce and Gaming. Learn...
» more
Graph algorithms in bioinformatics Social network analysis Cryptocurrency network...
» more
Licensing and pricing modelsSpecification and pricing. You can use either of the following billing methods to...
» more
You can check out our pricing model and licenses on the company website .
» more

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More resources
Alibaba Cloud PolarDBDolphinDBMemgraphNewtsStardog
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