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DBMS > BaseX vs. EJDB vs. HarperDB vs. ObjectBox vs. openGauss

System Properties Comparison BaseX vs. EJDB vs. HarperDB vs. ObjectBox vs. openGauss

Editorial information provided by DB-Engines
NameBaseX  Xexclude from comparisonEJDB  Xexclude from comparisonHarperDB  Xexclude from comparisonObjectBox  Xexclude from comparisonopenGauss  Xexclude from comparison
DescriptionLight-weight Native XML DBMS with support for XQuery 3.0 and interactive GUI.Embeddable document-store database library with JSON representation of queries (in MongoDB style)Ultra-low latency distributed database with an intuitive REST API supporting NoSQL and SQL (including joins). Deployment of functions and databases simultaneously with a consolidated node-level architecture.Extremely fast embedded database for small devices, IoT and MobileAn enterprise-class RDBMS compatible with high-performance, high-availability and high-performance originally developed by Huawei
Primary database modelNative XML DBMSDocument storeDocument storeObject oriented DBMSRelational DBMS
Secondary database modelsTime Series DBMSDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.73
Rank#142  Overall
#4  Native XML DBMS
Score0.27
Rank#297  Overall
#44  Document stores
Score0.55
Rank#248  Overall
#38  Document stores
Score1.20
Rank#170  Overall
#5  Object oriented DBMS
Score1.08
Rank#183  Overall
#84  Relational DBMS
Websitebasex.orggithub.com/­Softmotions/­ejdbwww.harperdb.ioobjectbox.iogitee.com/­opengauss
opengauss.org
Technical documentationdocs.basex.orggithub.com/­Softmotions/­ejdb/­blob/­master/­README.mddocs.harperdb.io/­docsdocs.objectbox.iodocs.opengauss.org/­en
gitee.com/­opengauss/­docs
DeveloperBaseX GmbHSoftmotionsHarperDBObjectBox LimitedHuawei and openGauss community
Initial release20072012201720172019
Current release10.7, August 20233.1, August 20213.0, March 2022
License infoCommercial or Open SourceOpen Source infoBSD licenseOpen Source infoGPLv2commercial infofree community edition availableOpen Source infoApache License 2.0Open Source
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 languageJavaCNode.jsC and C++C, C++, Java
Server operating systemsLinux
OS X
Windows
server-lessLinux
OS X
Android
iOS
Linux
macOS
Windows
Linux
Data schemeschema-freeschema-freedynamic schemayesyes
Typing infopredefined data types such as float or dateno infoXQuery supports typesyes infostring, integer, double, bool, date, object_idyes infoJSON data typesyesyes
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.nonono
Secondary indexesyesnoyesyesyes
SQL infoSupport of SQLnonoSQL-like data manipulation statementsnoANSI SQL 2011
APIs and other access methodsJava API
RESTful HTTP API
RESTXQ
WebDAV
XML:DB
XQJ
in-process shared libraryJDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
Proprietary native APIJDBC
ODBC
Supported programming languagesActionscript
C
C#
Haskell
Java
JavaScript infoNode.js
Lisp
Perl
PHP
Python
Qt
Rebol
Ruby
Scala
Visual Basic
Actionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
.Net
C
C#
C++
ColdFusion
D
Dart
Delphi
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Lisp
MatLab
Objective C
Perl
PHP
PowerShell
Prolog
Python
R
Ruby
Rust
Scala
Swift
C
C++
Dart
Go
Java
JavaScript infoplanned (as of Jan 2019)
Kotlin
Python infoplanned (as of Jan 2019)
Swift
C
C++
Java
Server-side scripts infoStored proceduresyesnoCustom Functions infosince release 3.1noyes
Triggersyes infovia eventsnononoyes
Partitioning methods infoMethods for storing different data on different nodesnonenoneA table resides as a whole on one (or more) nodes in a clusternonehorizontal partitioning (by range, list and hash)
Replication methods infoMethods for redundantly storing data on multiple nodesnonenoneyes infothe nodes on which a table resides can be definedonline/offline synchronization between client and serverSource-replica replication
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 integritynono infotypically not needed, however similar functionality with collection joins possiblenoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datamultiple readers, single writernoAtomic execution of specific operationsACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes infoRead/Write Lockingyesyesyes
Durability infoSupport for making data persistentyesyesyes, using LMDByesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnono
User concepts infoAccess controlUsers with fine-grained authorization concept on 4 levelsnoAccess rights for users and rolesyesAccess rights for users, groups and roles according to SQL-standard
More information provided by the system vendor
BaseXEJDBHarperDBObjectBoxopenGauss
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