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DBMS > EJDB vs. Elasticsearch vs. Galaxybase vs. Lovefield vs. NuoDB

System Properties Comparison EJDB vs. Elasticsearch vs. Galaxybase vs. Lovefield vs. NuoDB

Editorial information provided by DB-Engines
NameEJDB  Xexclude from comparisonElasticsearch  Xexclude from comparisonGalaxybase  Xexclude from comparisonLovefield  Xexclude from comparisonNuoDB  Xexclude from comparison
DescriptionEmbeddable document-store database library with JSON representation of queries (in MongoDB style)A distributed, RESTful modern search and analytics engine based on Apache Lucene infoElasticsearch lets you perform and combine many types of searches such as structured, unstructured, geo, and metricScalable, ACID-compliant native distributed parallel graph platformEmbeddable relational database for web apps written in pure JavaScriptNuoDB is a webscale distributed database that supports SQL and ACID transactions
Primary database modelDocument storeSearch engineGraph DBMSRelational DBMSRelational DBMS
Secondary database modelsDocument store
Spatial DBMS
Vector DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.31
Rank#296  Overall
#44  Document stores
Score132.83
Rank#7  Overall
#1  Search engines
Score0.07
Rank#377  Overall
#40  Graph DBMS
Score0.33
Rank#286  Overall
#131  Relational DBMS
Score0.94
Rank#197  Overall
#92  Relational DBMS
Websitegithub.com/­Softmotions/­ejdbwww.elastic.co/­elasticsearchgalaxybase.comgoogle.github.io/­lovefieldwww.3ds.com/­nuodb-distributed-sql-database
Technical documentationgithub.com/­Softmotions/­ejdb/­blob/­master/­README.mdwww.elastic.co/­guide/­en/­elasticsearch/­reference/­current/­index.htmlgithub.com/­google/­lovefield/­blob/­master/­docs/­spec_index.mddoc.nuodb.com
DeveloperSoftmotionsElasticChuanglin(Createlink) Technology Co., Ltd 浙江创邻科技有限公司GoogleDassault Systèmes infooriginally NuoDB, Inc.
Initial release20122010201720142013
Current release8.6, January 2023Nov 20, November 20212.1.12, February 2017
License infoCommercial or Open SourceOpen Source infoGPLv2Open Source infoElastic LicensecommercialOpen Source infoApache 2.0commercial infolimited edition free
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 languageCJavaC and JavaJavaScriptC++
Server operating systemsserver-lessAll OS with a Java VMLinuxserver-less, requires a JavaScript environment (browser, Node.js) infotested with Chrome, Firefox, IE, Safarihosted infoAmazon EC2, Windows Azure, SoftLayer
Linux
OS X
Windows
Data schemeschema-freeschema-free infoFlexible type definitions. Once a type is defined, it is persistentStrong typed schemayesyes
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.nononono
Secondary indexesnoyes infoAll search fields are automatically indexedyesyesyes
SQL infoSupport of SQLnoSQL-like query languagenoSQL-like query language infovia JavaScript builder patternyes
APIs and other access methodsin-process shared libraryJava API
RESTful HTTP/JSON API
Browser interface
console (shell)
Graph API (Gremlin)
OpenCypher
Proprietary native API
ADO.NET
JDBC
ODBC
Supported programming languagesActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
.Net
Groovy
Community Contributed Clients
Java
JavaScript
Perl
PHP
Python
Ruby
Go
Java
Python
JavaScript.Net
C
C++
Go
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
Server-side scripts infoStored proceduresnoyesuser defined procedures and functionsnoJava, SQL
Triggersnoyes infoby using the 'percolation' featureUsing read-only observersyes
Partitioning methods infoMethods for storing different data on different nodesnoneShardingShardingnonedata is dynamically stored/cached on the nodes where it is read/written
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesnoneyes infoManaged transparently by NuoDB
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoES-Hadoop Connectornonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infoSynchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, allImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityno infotypically not needed, however similar functionality with collection joins possiblenoyes infoRelationships in graphsyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDACIDACID infotunable commit protocol
Concurrency infoSupport for concurrent manipulation of datayes infoRead/Write Lockingyesyesyesyes infoMVCC
Durability infoSupport for making data persistentyesyesyesyes, by using IndexedDB or the cloud service Firebase Realtime Databaseyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.Memcached and Redis integrationyesyes infousing MemoryDByes infoTemporary table
User concepts infoAccess controlnoRole-based access controlnoStandard SQL roles/ privileges, Administrative Users

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More resources
EJDBElasticsearchGalaxybaseLovefieldNuoDB
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