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DBMS > CockroachDB vs. GreptimeDB vs. jBASE vs. VelocityDB vs. XTDB

System Properties Comparison CockroachDB vs. GreptimeDB vs. jBASE vs. VelocityDB vs. XTDB

Editorial information provided by DB-Engines
NameCockroachDB  Xexclude from comparisonGreptimeDB  Xexclude from comparisonjBASE  Xexclude from comparisonVelocityDB  Xexclude from comparisonXTDB infoformerly named Crux  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.An open source Time Series DBMS built for increased scalability, high performance and efficiencyA robust multi-value DBMS comprising development tools and middlewareA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)A general purpose database with bitemporal SQL and Datalog and graph queries
Primary database modelRelational DBMSTime Series DBMSMultivalue DBMSGraph DBMS
Object oriented DBMS
Document store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score5.73
Rank#58  Overall
#34  Relational DBMS
Score0.12
Rank#351  Overall
#34  Time Series DBMS
Score1.49
Rank#156  Overall
#3  Multivalue DBMS
Score0.11
Rank#354  Overall
#37  Graph DBMS
#15  Object oriented DBMS
Score0.18
Rank#332  Overall
#46  Document stores
Websitewww.cockroachlabs.comgreptime.comwww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-jbasevelocitydb.comgithub.com/­xtdb/­xtdb
www.xtdb.com
Technical documentationwww.cockroachlabs.com/­docsdocs.greptime.comdocs.rocketsoftware.com/­bundle?labelkey=jbase_5.9velocitydb.com/­UserGuidewww.xtdb.com/­docs
DeveloperCockroach LabsGreptime Inc.Rocket Software (formerly Zumasys)VelocityDB IncJuxt Ltd.
Initial release20152022199120112019
Current release24.1.0, May 20245.77.x1.19, September 2021
License infoCommercial or Open SourceOpen Source infoApache 2.0, commercial license availableOpen Source infoApache Version 2.0commercialcommercialOpen Source infoMIT License
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoRustC#Clojure
Server operating systemsLinux
macOS
Windows
Android
Docker
FreeBSD
Linux
macOS
Windows
AIX
Linux
Windows
Any that supports .NETAll OS with a Java 8 (and higher) VM
Linux
Data schemedynamic schemaschema-free, schema definition possibleschema-freeyesschema-free
Typing infopredefined data types such as float or dateyesyesoptionalyesyes, extensible-data-notation format
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.nonoyesnono
Secondary indexesyesyesyesyes
SQL infoSupport of SQLyes, wire compatible with PostgreSQLyesEmbedded SQL for jBASE in BASICnolimited SQL, making use of Apache Calcite
APIs and other access methodsJDBCgRPC
HTTP API
JDBC
JDBC
ODBC
Proprietary protocol
RESTful HTTP API
SOAP-based API
.NetHTTP REST
JDBC
Supported programming languagesC#
C++
Clojure
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Rust
C++
Erlang
Go
Java
JavaScript
.Net
Basic
Jabbascript
Java
.NetClojure
Java
Server-side scripts infoStored proceduresnoPythonyesnono
TriggersnoyesCallbacks are triggered when data changesno
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 RAFTShardingShardingShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication using RAFTyesyes, each node contains all data
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlRole-based access controlSimple rights management via user accountsAccess rights can be defined down to the item levelBased on Windows Authentication
More information provided by the system vendor
CockroachDBGreptimeDBjBASEVelocityDBXTDB infoformerly named Crux
Specific characteristicsGreptimeDB is a SQL & Python-enabled timeseries database system built from scratch...
» more
Competitive advantages- Inherits advantages of Rust, such as excellent performance, memory safe, resource...
» more
Typical application scenariosFor IoT industries, GreptimeDB can seamless integrate with message queues and other...
» more
Key customersGreptime's clients span multiple sectors including IoT, connected vehicles, and energy...
» more
Market metricsGreptimeDB has garnered global recognition by topping GitHub trends following its...
» more
Licensing and pricing modelsGreptimeDB: open source, distributed, cloud-native TSDB; supports Hybrid Time-series...
» more

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CockroachDBGreptimeDBjBASEVelocityDBXTDB infoformerly named Crux
Recent citations in the news

Cockroach Labs Deepens Partnership with Google Cloud, CockroachDB Selected to Join Google Distributed Cloud
9 April 2024, PR Newswire

CockroachDB tempts legacy databases to crawl into the cloud age
29 January 2024, The Register

How DoorDash Migrated from Aurora Postgres to CockroachDB
5 December 2023, The New Stack

DoorDash Uses CockroachDB to Create Config Management Platform for Microservices
14 February 2024, InfoQ.com

How to Unlock Real-Time Data Streams with CockroachDB and Amazon MSK | Amazon Web Services
6 November 2023, AWS Blog

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