DB-EnginesExtremeDB: the first and only COTS deterministic embedded database management system for mission- and safety-critical hard real-time applicationsEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Crux vs. Dgraph vs. EsgynDB vs. Google Cloud Bigtable vs. Kdb+

System Properties Comparison Crux vs. Dgraph vs. EsgynDB vs. Google Cloud Bigtable vs. Kdb+

Editorial information provided by DB-Engines
NameCrux  Xexclude from comparisonDgraph  Xexclude from comparisonEsgynDB  Xexclude from comparisonGoogle Cloud Bigtable  Xexclude from comparisonKdb+  Xexclude from comparison
DescriptionCrux is a general purpose database with bitemporal SQL and Datalog and graph queriesDistributed and scalable native Graph DBMSEnterprise-class SQL-on-Hadoop solution, powered by Apache TrafodionGoogle's NoSQL Big Data database service. It's the same database that powers many core Google services, including Search, Analytics, Maps, and Gmail.High performance Time Series DBMS
Primary database modelDocument storeGraph DBMSRelational DBMSWide column storeTime Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.04
Rank#333  Overall
#45  Document stores
Score1.81
Rank#127  Overall
#10  Graph DBMS
Score0.27
Rank#274  Overall
#127  Relational DBMS
Score3.98
Rank#85  Overall
#6  Wide column stores
Score8.13
Rank#53  Overall
#2  Time Series DBMS
Websitegithub.com/­juxt/­crux
opencrux.com
dgraph.iowww.esgyn.cncloud.google.com/­bigtablekx.com
Technical documentationopencrux.com/­reference/­installation.htmldgraph.io/­docscloud.google.com/­bigtable/­docscode.kx.com
DeveloperJuxt Ltd.Dgraph Labs, Inc.EsgynGoogleKx Systems, a division of First Derivatives plc
Initial release20192016201520152000 infokdb was released 2000, kdb+ in 2003
Current release1.12.1, September 20203.6, May 2018
License infoCommercial or Open SourceOpen Source infoMIT LicenseOpen Source infoApache 2.0commercialcommercialcommercial infofree 32-bit version
Cloud-based only infoOnly available as a cloud servicenononoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageClojureGoC++, Javaq
Server operating systemsAll OS with a Java 8 (and higher) VM
Linux
Linux
OS X
Windows
LinuxhostedLinux
OS X
Solaris
Windows
Data schemeschema-freeschema-freeyesschema-freeyes
Typing infopredefined data types such as float or dateyes, extensible-data-notation formatyesyesnoyes
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.nonononoyes
Secondary indexesyesyesyesnoyes infotable attribute 'grouped'
SQL infoSupport of SQLlimited SQL, making use of Apache CalcitenoyesnoSQL-like query language (q)
APIs and other access methodsHTTP REST
JDBC
GraphQL query language
gRPC (using protocol buffers) API
HTTP API
ADO.NET
JDBC
ODBC
gRPC (using protocol buffers) API
HappyBase (Python library)
HBase compatible API (Java)
HTTP API
JDBC
Jupyter
Kafka
ODBC
WebSocket
Supported programming languagesClojure
Java
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
All languages supporting JDBC/ODBC/ADO.NetC#
C++
Go
Java
JavaScript (Node.js)
Python
C
C#
C++
Go
J
Java
JavaScript
Lua
MatLab
Perl
PHP
Python
R
Scala
Server-side scripts infoStored proceduresnonoJava Stored Proceduresnouser defined functions
Triggersnonononoyes infowith views
Partitioning methods infoMethods for storing different data on different nodesnoneyesShardingShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyes, each node contains all dataSynchronous replication via RaftMulti-source replication between multi datacentersInternal replication in Colossus, and regional replication between two clusters in different zonesSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyesyesno infosimilar paradigm used for internal processing
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate consistency (for a single cluster), Eventual consistency (for two or more replicated clusters)Immediate Consistency
Foreign keys infoReferential integritynonoyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACIDAtomic single-row operationsno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDByesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes
User concepts infoAccess controlno infoPlanned for future releasesfine grained access rights according to SQL-standardAccess rights for users, groups and roles based on Google Cloud Identity and Access Management (IAM)rights management via user accounts
More information provided by the system vendor
CruxDgraphEsgynDBGoogle Cloud BigtableKdb+
Specific characteristicsIntegrated columnar database & programming system for streaming, real time and historical...
» more
Competitive advantagesHorizontally scalable transactional graph database with fast arbitrary-depth joins...
» more
provides seamless scalability; runs on industry standard server platforms; is top-ranked...
» more
Typical application scenariostick database streaming sensor data massive intelligence applications oil and gas...
» more
Key customersGoldman Sachs Morgan Stanley Merrill Lynch J.P. Morgan Deutsche Bank IEX Securities...
» more
Market metricskdb+ performance and reliability proven by our customers in critical infrastructure...
» more
Licensing and pricing modelsupon request
» more

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
CruxDgraphEsgynDBGoogle Cloud BigtableKdb+
DB-Engines blog posts

Time Series DBMS are the database category with the fastest increase in popularity
4 July 2016, Matthias Gelbmann

show all

Recent citations in the news

Daily API RoundUp: Open People Search, Dgraph, Icon Horse, K-meta
13 September 2021, ProgrammableWeb

Dgraph Rises to the Top Graph Database on GitHub With 11 G2 Badges and 11M Downloads
26 May 2021, Business Wire

Dgraph GraphQL database users detail graph use cases
20 April 2021, TechTarget

Dgraph launches Slash GraphQL, a GraphQL-native database Backend-as-a-Service
10 September 2020, TechCrunch

Dgraph raises $11.5 million for scalable graph database solutions
31 July 2019, VentureBeat

provided by Google News

Esgyn Corporation and Ampool Partner to Bring In-Memory Optimized Operational, Transactional and Real-Time Analytics to Hadoop.
18 May 2017, PR Newswire

Mphasis partners with Esgyn Corporation to optimize Open-Source frameworks and expand industry footprint
24 May 2019, PRNewswire

The Apache Software Foundation Announces ApacheĀ® Trafodionā„¢
10 January 2018, GlobeNewswire

provided by Google News

Bigtable vs Bigquery - A Quick Overview
9 September 2021, Analytics India Magazine

Google Cloud Opens New Canadian Cloud Region In Toronto
14 September 2021, CRN

Google Cloud launches Toronto region
17 September 2021, Channel Daily News

Google Cloud's new region in Toronto is now open
15 September 2021, Devdiscourse

Google Cloud hit by outage in new Melbourne, Australia, region
25 August 2021, DatacenterDynamics

provided by Google News

The coding language you can learn in months for top finance jobs
26 July 2021, eFinancialCareers

Weka Sets 6 Records on STAC-M3 With WekaFS Parallel File System on Amazon EC2
8 June 2021, Business Wire

KX Partners With Databricks To Bring Ultra-Real-Time Decision Making To Lakehouse Platform
12 May 2021, PR Newswire India

Kdb+ and the Internet of Things/Big Data
19 January 2015, insideBIGDATA

Kx announces the availability of kdb+ on Google Cloud Launcher
12 June 2018, Bobsguide

provided by Google News

Job opportunities

Data Engineer
NN Tech, LLC, Remote

Full stack Web app developer
Alldus, New York, NY

Data Scientist, Senior
Booz Allen Hamilton, Annapolis Junction, MD

NLP Ontology Engineer
Sorcero, Washington, DC

AI Infrastructure Engineer
Sorcero, Washington, DC

Manager, Solution Architecture - Project Omnia
Deloitte, Seattle, WA

Manager, Solution Architecture - Project Omnia
Deloitte, Las Vegas, NV

Manager, Solution Architecture - Project Omnia
Deloitte, Wilton, CA

Manager, Solution Architecture - Project Omnia
Deloitte, Bentonville, AR

Manager, Solution Architecture - Project Omnia
Deloitte, Dallas, TX

Senior Machine Learning Engineer
Bounce Exchange, New York, NY

Google Cloud Trainee
SADA, Chicago, IL

Google Cloud Platform Data Engineer and Subject Matter Expert
Booz Allen Hamilton, McLean, VA

Google Cloud Trainee
SADA, New York, NY

Google Cloud Trainee
SADA, Seattle, WA

eFX Trading
NatWest Markets, Stamford, CT

KDB Developer
Barclays, New York, NY

FIC Data Analytics Strat - Analyst
Deutsche Bank, New York, NY

Safety Coordinator
KDB Mechanical LLC, Rockville, MD

HTST Operator (Grade 6) - D Shift (6:00 PM to 6:30 AM, every other weekend required)
Chobani, Twin Falls, ID

jobs by Indeed



Share this page

Featured Products

Neo4j logo

See for yourself how a graph database can make your life easier.
Use Neo4j online for free.

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Datastax Astra logo

Build cloud-native apps fast with Astra, the open-source, multi-cloud stack for
modern data apps.
Get started with 5 GB free..

AllegroGraph logo

Graph Database Leader for AI Knowledge Graph Applications - The Most Secure Graph Database Available.
Free Download

Couchbase logo

The modern database for enterprise applications. Build fast. Scale Big. Save more.
Get started today.

Present your product here