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DBMS > Alibaba Cloud PolarDB vs. Google Cloud Spanner vs. IBM Db2 Event Store vs. Memgraph vs. NebulaGraph

Vergleich der Systemeigenschaften Alibaba Cloud PolarDB vs. Google Cloud Spanner vs. IBM Db2 Event Store vs. Memgraph vs. NebulaGraph

Redaktionelle Informationen bereitgestellt von DB-Engines
NameAlibaba Cloud PolarDB  Xaus Vergleich ausschliessenGoogle Cloud Spanner  Xaus Vergleich ausschliessenIBM Db2 Event Store  Xaus Vergleich ausschliessenMemgraph  Xaus Vergleich ausschliessenNebulaGraph  Xaus Vergleich ausschliessen
KurzbeschreibungA cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. Designed for business critical applications.A horizontally scalable, globally consistent, relational database service. It is the externalization of the core Google database that runs the biggest aspects of Google, like Ads and Google Play.Distributed Event Store optimized for Internet of Things use casesAn open source graph database built for real-time streaming and compatible with Neo4jA distributed, linear scalable, high perfomant Graph DBMS
Primäres DatenbankmodellRelational DBMSRelational DBMSEvent Store
Time Series DBMS
Graph DBMSGraph DBMS
DB-Engines Ranking infomisst die Popularität von Datenbankmanagement- systemenranking trend
Trend Chart
Punkte0,59
Rang#241  Overall
#110  Relational DBMS
Punkte2,89
Rang#103  Overall
#52  Relational DBMS
Punkte0,19
Rang#323  Overall
#2  Event Stores
#28  Time Series DBMS
Punkte3,02
Rang#98  Overall
#8  Graph DBMS
Punkte2,14
Rang#120  Overall
#10  Graph DBMS
Websitewww.alibabacloud.com/­product/­polardbcloud.google.com/­spannerwww.ibm.com/­products/­db2-event-storememgraph.comgithub.com/­vesoft-inc/­nebula
www.nebula-graph.io
Technische Dokumentationwww.alibabacloud.com/­help/­en/­polardb/­product-overviewcloud.google.com/­spanner/­docswww.ibm.com/­docs/­en/­db2-event-storememgraph.com/­docsdocs.nebula-graph.io
Social network pagesLinkedInTwitterFacebookGitHubDiscord
EntwicklerAlibabaGoogleIBMMemgraph LtdVesoft Inc.
Erscheinungsjahr2017201720172019
Aktuelle Version2.0
Lizenz infoCommercial or Open Sourcekommerziellkommerziellkommerziell infofree developer edition availableOpen Source infoBSL 1.1; commercial license for enterprise edition availableOpen Source infoApache Version 2.0 + Common Clause 1.0
Ausschließlich ein Cloud-Service infoNur als Cloud-Service verfügbarjajaneinneinnein
DBaaS Angebote (gesponserte Links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
ImplementierungsspracheC und C++C und C++C++
Server BetriebssystemegehostetgehostetLinux infoLinux, macOS, Windows for the developer additionLinuxLinux
Datenschemajajajaschemafrei und schema-optionalStrong typed schema
Typisierung infovordefinierte Datentypen, z.B. float oder datejajajajaja
XML Unterstützung infoVerarbeitung von Daten in XML Format, beispielsweise Speicherung von XML-Strukturen und/oder Unterstützung von XPath, XQuery, XSLTjaneinneinneinnein
Sekundärindizesjajaneinja infoNebula Graph internally uses the Key-Value store RocksDB for persistency. The vertices, edges, and their properties are stored as Key while their values are stored as Value. The primary indexes are per Key and secondary indexes are per Value.
SQL infoSupport of SQLjaja infoQuery statements complying to ANSI 2011ja infothrough the embedded Spark runtimeneinSQL-like query language
APIs und andere ZugriffskonzepteJDBC
ODBC
gRPC (using protocol buffers) API
JDBC infoAt present, JDBC supports read-only queries. No support for DDL or DML statements.
RESTful HTTP API
ADO.NET
DB2 Connect
JDBC
ODBC
RESTful HTTP API
Bolt protocol
Cypher query language
Browser interface
console (shell)
Cypher Query Language
GO Object Graph Mapper
Java Object Graph Mapper
NGBatis infoORM framework for NebulaGraph and Spring-Boot
Proprietäres native API
Python Object Graph Mapper
Query language nGQL
Unterstützte ProgrammiersprachenJava
Python
Go
Java
JavaScript (Node.js)
Python
C
C#
C++
Cobol
Delphi
Fortran
Go
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Scala
Visual Basic
.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
.Net
C++
Go
Java
PHP
Python
Server-seitige Scripts infoStored Proceduresjaneinjauser defined functions
Triggersjaneinnein
Partitionierungsmechanismen infoMethoden zum Speichern von unterschiedlichen Daten auf unterschiedlichen KnotenSharding infoImplicit feature of the cloud serviceShardingShardingSharding infodynamic graph partitioningSharding
Replikationsmechanismen infoMethoden zum redundanten Speichern von Daten auf mehreren Knotenja infoImplicit feature of the cloud serviceMulti-source replication with 3 replicas for regional instances.Active-active shard replicationMulti-source replication using RAFTCausal Clustering using Raft protocol
MapReduce infoBietet ein API für Map/Reduce Operationenneinja infousing Google Cloud Dataflowneinneinnein
Konsistenzkonzept infoMethoden zur Sicherstellung der Konsistenz in einem verteilten SystemImmediate ConsistencyImmediate ConsistencyEventual ConsistencyImmediate ConsistencyImmediate Consistency
Fremdschlüssel inforeferenzielle Integritätjaja infoby using interleaved tables, this features focuses more on performance improvements than on referential integrityneinja inforelationships in graphsja infoRelationships in graphs
Transaktionskonzept infoUnterstützung zur Sicherstellung der Datenintegrität bei nicht-atomaren DatenmanipulationenACIDACID infoStrict serializable isolationneinACID infowith snapshot isolationACID
Concurrency infoUnterstützung von gleichzeitig ausgeführten DatenmanipulationenjajaNo - written data is immutableyes, multi-version concurrency control (MVCC)ja
Durability infoDauerhafte Speicherung der DatenjajaYes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storageja infowith periodic snapshot and write-ahead logging (WAL) of changesja infousing RocksDB
In-Memory Unterstützung infoGibt es Möglichkeiten einige oder alle Strukturen nur im Hauptspeicher zu haltenjaneinjajaja
Berechtigungskonzept infoZugriffskontrolleBenutzer mit feingranularem Berechtigungskonzept entsprechend SQL-StandardAccess rights for users, groups and roles based on Google Cloud Identity and Access Management (IAM)Benutzer mit feingranularem Berechtigungskonzept entsprechend SQL-StandardUsers, roles and permissionsRole-based access control
Weitere Informationen bereitgestellt vom Systemhersteller
Alibaba Cloud PolarDBGoogle Cloud SpannerIBM Db2 Event StoreMemgraphNebulaGraph
Specific characteristicsPolarDB, previously ApsaraDB for PolarDB, is a cloud-native relational database designed...
» mehr
Memgraph directly connects to your streaming infrastructure so you and your team...
» mehr
NebulaGraph is a truly distributed, linearly scalable, lightning-fast graph database,...
» mehr
Competitive advantagesWebinar: Top Scientists Live: Tech Secrets to Double 11's Success Revealed. White...
» mehr
Business Source License ensures a future for the Memgraph community MAGE algorithm...
» mehr
NebulaGraph boasts the world's only graph database solution that is able to host...
» mehr
Typical application scenariosCreating a Robust Cloud-Based Database for Fintech, E-Commerce and Gaming. Learn...
» mehr
Graph algorithms in bioinformatics Social network analysis Cryptocurrency network...
» mehr
Social networking Fraud detection Knowledge graph Data warehouse management Anti...
» mehr
Key customersCompanies from a variety of industries have implemented NebulaGraph Database in production,...
» mehr
Market metricsAt our very early stage, NebulaGraph has already received over 10,000 stars on GitHub...
» mehr
Licensing and pricing modelsSpecification and pricing. You can use either of the following billing methods to...
» mehr
You can check out our pricing model and licenses on the company website .
» mehr
NebulaGraph is open source and free to use under Apache 2.0 license.
» mehr

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Weitere Ressourcen
Alibaba Cloud PolarDBGoogle Cloud SpannerIBM Db2 Event StoreMemgraphNebulaGraph
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