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DBMS > BaseX vs. HarperDB vs. IBM Db2 Event Store vs. ObjectBox vs. SurrealDB

System Properties Comparison BaseX vs. HarperDB vs. IBM Db2 Event Store vs. ObjectBox vs. SurrealDB

Editorial information provided by DB-Engines
NameBaseX  Xexclude from comparisonHarperDB  Xexclude from comparisonIBM Db2 Event Store  Xexclude from comparisonObjectBox  Xexclude from comparisonSurrealDB  Xexclude from comparison
DescriptionLight-weight Native XML DBMS with support for XQuery 3.0 and interactive GUI.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.Distributed Event Store optimized for Internet of Things use casesExtremely fast embedded database for small devices, IoT and MobileA fully ACID transactional, developer-friendly, multi-model DBMS
Primary database modelNative XML DBMSDocument storeEvent Store
Time Series DBMS
Object oriented DBMSDocument store
Graph DBMS
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.73
Rank#142  Overall
#4  Native XML DBMS
Score0.55
Rank#248  Overall
#38  Document stores
Score0.19
Rank#323  Overall
#2  Event Stores
#28  Time Series DBMS
Score1.20
Rank#170  Overall
#5  Object oriented DBMS
Score0.86
Rank#203  Overall
#34  Document stores
#18  Graph DBMS
Websitebasex.orgwww.harperdb.iowww.ibm.com/­products/­db2-event-storeobjectbox.iosurrealdb.com
Technical documentationdocs.basex.orgdocs.harperdb.io/­docswww.ibm.com/­docs/­en/­db2-event-storedocs.objectbox.iosurrealdb.com/­docs
DeveloperBaseX GmbHHarperDBIBMObjectBox LimitedSurrealDB Ltd
Initial release20072017201720172022
Current release10.7, August 20233.1, August 20212.0v1.5.0, May 2024
License infoCommercial or Open SourceOpen Source infoBSD licensecommercial infofree community edition availablecommercial infofree developer 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 languageJavaNode.jsC and C++C and C++Rust
Server operating systemsLinux
OS X
Windows
Linux
OS X
Linux infoLinux, macOS, Windows for the developer additionAndroid
iOS
Linux
macOS
Windows
Linux
macOS
Windows
Data schemeschema-freedynamic schemayesyesschema-free
Typing infopredefined data types such as float or dateno infoXQuery supports typesyes infoJSON data typesyesyesyes
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 indexesyesyesnoyes
SQL infoSupport of SQLnoSQL-like data manipulation statementsyes infothrough the embedded Spark runtimenoSQL-like query language
APIs and other access methodsJava API
RESTful HTTP API
RESTXQ
WebDAV
XML:DB
XQJ
JDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
ADO.NET
DB2 Connect
JDBC
ODBC
RESTful HTTP API
Proprietary native APIGraphQL
RESTful HTTP API
WebSocket
Supported programming languagesActionscript
C
C#
Haskell
Java
JavaScript infoNode.js
Lisp
Perl
PHP
Python
Qt
Rebol
Ruby
Scala
Visual Basic
.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#
C++
Cobol
Delphi
Fortran
Go
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Scala
Visual Basic
C
C++
Dart
Go
Java
JavaScript infoplanned (as of Jan 2019)
Kotlin
Python infoplanned (as of Jan 2019)
Swift
Deno
Go
JavaScript (Node.js)
Rust
Server-side scripts infoStored proceduresyesCustom Functions infosince release 3.1yesno
Triggersyes infovia eventsnonono
Partitioning methods infoMethods for storing different data on different nodesnoneA table resides as a whole on one (or more) nodes in a clusterShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes infothe nodes on which a table resides can be definedActive-active shard replicationonline/offline synchronization between client and server
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datamultiple readers, single writerAtomic execution of specific operationsnoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesNo - written data is immutableyesyes
Durability infoSupport for making data persistentyesyes, using LMDBYes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storageyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesno
User concepts infoAccess controlUsers with fine-grained authorization concept on 4 levelsAccess rights for users and rolesfine grained access rights according to SQL-standardyesyes, based on authentication and database rules
More information provided by the system vendor
BaseXHarperDBIBM Db2 Event StoreObjectBoxSurrealDB
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