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DBMS > Google Cloud Spanner vs. Memgraph vs. Nebula Graph

System Properties Comparison Google Cloud Spanner vs. Memgraph vs. Nebula Graph

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Editorial information provided by DB-Engines
NameGoogle Cloud Spanner  Xexclude from comparisonMemgraph  Xexclude from comparisonNebula Graph  Xexclude from comparison
DescriptionA 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.A hybrid, in-memory first, distributed graph DBMS delivering high-performance on analytical and transactional workloads at enterprise scaleA distributed, linear scalable, high perfomant Graph DBMS
Primary database modelRelational DBMSGraph DBMSGraph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.83
Rank#105  Overall
#52  Relational DBMS
Score0.12
Rank#298  Overall
#28  Graph DBMS
Score0.55
Rank#222  Overall
#18  Graph DBMS
Websitecloud.google.com/­spannermemgraph.comgithub.com/­vesoft-inc/­nebula
nebula-graph.io
Technical documentationcloud.google.com/­spanner/­docsdocs.memgraph.comdocs.nebula-graph.io
DeveloperGoogleMemgraph LtdVesoft Inc.
Initial release201720172019
License infoCommercial or Open Sourcecommercialcommercial infoFree license availableOpen Source infoApache Version 2.0 + Common Clause 1.0
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC and C++C++
Server operating systemshostedLinuxLinux
Data schemeyesschema-free and schema-optionalStrong typed schema
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.nonono
Secondary indexesyesyes 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 SQLyes infoQuery statements complying to ANSI 2011noSQL-like query language
APIs and other access methodsgRPC (using protocol buffers) API
JDBC infoAt present, JDBC supports read-only queries. No support for DDL or DML statements.
RESTful HTTP API
Bolt protocol
Cypher query language
Browser interface
console (shell)
Proprietary native API
Query language nGQL
Supported programming languagesGo
Java
JavaScript (Node.js)
Python
.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
C++
Go
Java
Python
Server-side scripts infoStored proceduresno
Triggersno
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infodynamic graph partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication with 3 replicas for regional instances.Multi-source replication using RAFTCausal Clustering using Raft protocol
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infousing Google Cloud Dataflownono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyes infoby using interleaved tables, this features focuses more on performance improvements than on referential integrityyes inforelationships in graphsyes infoRelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoStrict serializable isolationACID infowith snapshot isolationACID
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyes infowith periodic snapshot and write-ahead logging (WAL) of changesyes infousing RocksDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlAccess rights for users, groups and roles based on Google Cloud Identity and Access Management (IAM)Users, roles and permissionsRole-based access control
More information provided by the system vendor
Google Cloud SpannerMemgraphNebula Graph
Specific characteristicsNebula Graph is a truly distributed, linearly scalable, lightning-fast graph database,...
» more
Competitive advantagesNebula Graph boasts the world's only graph database solution that is able to host...
» more
Typical application scenariosSocial networking Fraud detection Knowledge graph Data warehouse management Anti...
» more
Key customersCurrently we have some top internet companies in China implementing Nebula Graph...
» more
Market metricsAt our very early stage, Nebula Graph has already received 3.5k stars and thousands...
» more
Licensing and pricing modelsNebula Graph is open source and free to use under Apache 2.0 license and Common Clause...
» more
News

Debug the Nebula Graph Processes Inside the Docker Container
27 October 2020

Pick of the Week at Nebula Graph - vesoft Inc. Named one of the 20 Fastest-Growing OSS Startups
23 October 2020

Benchmarking the Mainstream Open Source Distributed Graph Databases at Meituan: Nebula Graph vs Dgraph vs JanusGraph
20 October 2020

Fast Deploy Nebula Graph Cluster with Docker Swarm
13 October 2020

Nebula Graph v1.1 Release Note
21 September 2020

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
Google Cloud SpannerMemgraphNebula Graph
Recent citations in the news

Google Updates Cloud Spanner with New Features: Backup on Demand, Local Emulator, and More
1 May 2020, InfoQ.com

Google enhances Cloud Spanner and other databases
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Global Graph Database Market Expected to reach growth rate of XX% CAGR by 2025 (Pandamic Impact Analysis): IBM, Microsoft, Oracle, AWS, Neo4j, etc.
24 October 2020, PRnews Leader

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Nebula Graph Joins Database Race
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The World's Most Capable Graph Database, Nebula Graph™, Debuts for Unmatched Big Data Analytics Discovery
29 June 2020, PR Web

Nebula Graph Raises $8M in Series Pre-A Funding
15 June 2020, FinSMEs

Tracking the Spread of Coronavirus with Graph Databases
12 March 2020, Datanami

The Next Database Platform
26 August 2020, The Next Platform

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