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DBMS > CockroachDB vs. Microsoft SQL Server vs. NebulaGraph vs. TerarkDB

System Properties Comparison CockroachDB vs. Microsoft SQL Server vs. NebulaGraph vs. TerarkDB

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Editorial information provided by DB-Engines
NameCockroachDB  Xexclude from comparisonMicrosoft SQL Server  Xexclude from comparisonNebulaGraph  Xexclude from comparisonTerarkDB  Xexclude from comparison
DescriptionCockroachDB is a distributed database architected for modern cloud applications. It is wire compatible with PostgreSQL and backed by a Key-Value Store, which is either RocksDB or a purpose-built derivative, called Pebble.Microsofts flagship relational DBMSA distributed, linear scalable, high perfomant Graph DBMSA key-value store forked from RocksDB with advanced compression algorithms. It can be used standalone or as a storage engine for MySQL and MongoDB
Primary database modelRelational DBMSRelational DBMSGraph DBMSKey-value store
Secondary database modelsDocument store
Graph DBMS
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score6.39
Rank#60  Overall
#34  Relational DBMS
Score845.81
Rank#3  Overall
#3  Relational DBMS
Score2.36
Rank#124  Overall
#10  Graph DBMS
Score0.06
Rank#377  Overall
#57  Key-value stores
Websitewww.cockroachlabs.comwww.microsoft.com/­en-us/­sql-servergithub.com/­vesoft-inc/­nebula
www.nebula-graph.io
github.com/­bytedance/­terarkdb
Technical documentationwww.cockroachlabs.com/­docslearn.microsoft.com/­en-US/­sql/­sql-serverdocs.nebula-graph.iobytedance.larkoffice.com/­docs/­doccnZmYFqHBm06BbvYgjsHHcKc
DeveloperCockroach LabsMicrosoftVesoft Inc.ByteDance, originally Terark
Initial release2015198920192016
Current release23.1.1, May 2023SQL Server 2022, November 2022
License infoCommercial or Open SourceOpen Source infoApache 2.0, commercial license availablecommercial inforestricted free version is availableOpen Source infoApache Version 2.0 + Common Clause 1.0commercial inforestricted open source version available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
CockroachDB: A cloud-native, distributed SQL database designed for speed, scale, and survival. Get started for free today with a fully-managed CockroachDB cluster -- leave operations behind and get your app to market faster.
Implementation languageGoC++C++C++
Server operating systemsLinux
macOS
Windows
Linux
Windows
Linux
Data schemedynamic schemayesStrong typed schemaschema-free
Typing infopredefined data types such as float or dateyesyesyesno
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.noyesnono
Secondary indexesyesyesyes 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.no
SQL infoSupport of SQLyes, wire compatible with PostgreSQLyesSQL-like query languageno
APIs and other access methodsJDBCADO.NET
JDBC
ODBC
OLE DB
Tabular Data Stream (TDS)
Browser interface
console (shell)
Cypher Query Language
GO Object Graph Mapper
Java Object Graph Mapper
NGBatis infoORM framework for NebulaGraph and Spring-Boot
Proprietary native API
Python Object Graph Mapper
Query language nGQL
C++ API
Java API
Supported programming languagesC#
C++
Clojure
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Rust
C#
C++
Delphi
Go
Java
JavaScript (Node.js)
PHP
Python
R
Ruby
Visual Basic
.Net
C++
Go
Java
PHP
Python
C++
Java
Server-side scripts infoStored proceduresnoTransact SQL, .NET languages, R, Python and (with SQL Server 2019) Javauser defined functionsno
Triggersnoyesno
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning (by key range) infoall tables are translated to an ordered KV store and then broken down into 64MB ranges, which are then used as replicas in RAFTtables can be distributed across several files (horizontal partitioning); sharding through federationShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication using RAFTyes, but depending on the SQL-Server EditionCausal Clustering using Raft protocolnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesyes infoRelationships in graphsno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyes infousing RocksDByes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyesyes
User concepts infoAccess controlRole-based access controlfine grained access rights according to SQL-standardRole-based access controlno
More information provided by the system vendor
CockroachDBMicrosoft SQL ServerNebulaGraphTerarkDB
Specific characteristicsCockroachDB is a cloud-native, distributed SQL database architected for modern applications....
» more
NebulaGraph is a truly distributed, linearly scalable, lightning-fast graph database,...
» more
Competitive advantages- EFFORTLESS SCALE: Scale your applications, not operational complexity. CockroachDB...
» more
NebulaGraph boasts the world's only graph database solution that is able to host...
» more
Typical application scenariosPayment processing, user account management, metadata management, identity access...
» more
Social networking Fraud detection Knowledge graph Data warehouse management Anti...
» more
Key customersComcast, DoorDash, Mythical Games, Norfolk Southern, Netflix, LUSH, Bose, Shipt,...
» more
Companies from a variety of industries have implemented NebulaGraph Database in production,...
» more
Market metrics12K+ long-running clusters 25K+ CockroachDB self-hosted clusters 75K+ CockroachDB...
» more
At our very early stage, NebulaGraph has already received over 10,000 stars on GitHub...
» more
Licensing and pricing models- Apache 2.0 for core features released up to and including the 19.1 release - Time-limited...
» more
NebulaGraph is open source and free to use under Apache 2.0 license.
» more

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More resources
CockroachDBMicrosoft SQL ServerNebulaGraphTerarkDB
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