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DBMS > EJDB vs. Galaxybase vs. Kdb vs. Microsoft Azure AI Search vs. NuoDB

System Properties Comparison EJDB vs. Galaxybase vs. Kdb vs. Microsoft Azure AI Search vs. NuoDB

Editorial information provided by DB-Engines
NameEJDB  Xexclude from comparisonGalaxybase  Xexclude from comparisonKdb  Xexclude from comparisonMicrosoft Azure AI Search  Xexclude from comparisonNuoDB  Xexclude from comparison
DescriptionEmbeddable document-store database library with JSON representation of queries (in MongoDB style)Scalable, ACID-compliant native distributed parallel graph platformHigh performance Time Series DBMSSearch-as-a-service for web and mobile app developmentNuoDB is a webscale distributed database that supports SQL and ACID transactions
Primary database modelDocument storeGraph DBMSTime Series DBMS
Vector DBMS
Search engineRelational DBMS
Secondary database modelsRelational DBMSVector DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.27
Rank#297  Overall
#44  Document stores
Score0.00
Rank#383  Overall
#39  Graph DBMS
Score7.55
Rank#53  Overall
#3  Time Series DBMS
#1  Vector DBMS
Score5.59
Rank#63  Overall
#7  Search engines
Score0.89
Rank#198  Overall
#92  Relational DBMS
Websitegithub.com/­Softmotions/­ejdbgalaxybase.comkx.comazure.microsoft.com/­en-us/­services/­searchwww.3ds.com/­nuodb-distributed-sql-database
Technical documentationgithub.com/­Softmotions/­ejdb/­blob/­master/­README.mdcode.kx.comlearn.microsoft.com/­en-us/­azure/­searchdoc.nuodb.com
DeveloperSoftmotionsChuanglin(Createlink) Technology Co., Ltd 浙江创邻科技有限公司Kx Systems, a division of First Derivatives plcMicrosoftDassault Systèmes infooriginally NuoDB, Inc.
Initial release201220172000 infokdb was released 2000, kdb+ in 200320152013
Current releaseNov 20, November 20213.6, May 2018V1
License infoCommercial or Open SourceOpen Source infoGPLv2commercialcommercial infofree 32-bit versioncommercialcommercial infolimited edition free
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 languageCC and JavaqC++
Server operating systemsserver-lessLinuxLinux
OS X
Solaris
Windows
hostedhosted infoAmazon EC2, Windows Azure, SoftLayer
Linux
OS X
Windows
Data schemeschema-freeStrong typed schemayesyesyes
Typing infopredefined data types such as float or dateyes infostring, integer, double, bool, date, object_idyesyesyesyes
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 indexesnoyesyes infotable attribute 'grouped'yesyes
SQL infoSupport of SQLnonoSQL-like query language (q)noyes
APIs and other access methodsin-process shared libraryBrowser interface
console (shell)
Graph API (Gremlin)
OpenCypher
Proprietary native API
HTTP API
JDBC
Jupyter
Kafka
ODBC
WebSocket
RESTful HTTP APIADO.NET
JDBC
ODBC
Supported programming languagesActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
Go
Java
Python
C
C#
C++
Go
J
Java
JavaScript
Lua
MatLab
Perl
PHP
Python
R
Scala
C#
Java
JavaScript
Python
.Net
C
C++
Go
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
Server-side scripts infoStored proceduresnouser defined procedures and functionsuser defined functionsnoJava, SQL
Triggersnoyes infowith viewsnoyes
Partitioning methods infoMethods for storing different data on different nodesnoneShardinghorizontal partitioningSharding infoImplicit feature of the cloud servicedata is dynamically stored/cached on the nodes where it is read/written
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationyes infoImplicit feature of the cloud serviceyes infoManaged transparently by NuoDB
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono infosimilar paradigm used for internal processingnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityno infotypically not needed, however similar functionality with collection joins possibleyes infoRelationships in graphsyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDnonoACID infotunable commit protocol
Concurrency infoSupport for concurrent manipulation of datayes infoRead/Write Lockingyesyesyesyes infoMVCC
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesnoyes infoTemporary table
User concepts infoAccess controlnoRole-based access controlrights management via user accountsyes infousing Azure authenticationStandard SQL roles/ privileges, Administrative Users
More information provided by the system vendor
EJDBGalaxybaseKdbMicrosoft Azure AI SearchNuoDB
Specific characteristicsIntegrated columnar database & programming system for streaming, real time and historical...
» more
Competitive advantagesprovides 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

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More resources
EJDBGalaxybaseKdbMicrosoft Azure AI SearchNuoDB
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