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DBMS > AlaSQL vs. CouchDB vs. H2 vs. MaxDB vs. TerminusDB

System Properties Comparison AlaSQL vs. CouchDB vs. H2 vs. MaxDB vs. TerminusDB

Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"  Xexclude from comparisonH2  Xexclude from comparisonMaxDB infoformerly named Adabas-D  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparison
DescriptionJavaScript DBMS libraryA native JSON - document store inspired by Lotus Notes, scalable from globally distributed server-clusters down to mobile phones.Full-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.A robust and reliable RDBMS optimized to run all major SAP solutionsScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationships
Primary database modelDocument store
Relational DBMS
Document storeRelational DBMSRelational DBMSGraph DBMS
Secondary database modelsSpatial DBMS infousing the Geocouch extensionSpatial DBMSDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.42
Rank#264  Overall
#42  Document stores
#122  Relational DBMS
Score7.46
Rank#51  Overall
#7  Document stores
Score7.57
Rank#47  Overall
#30  Relational DBMS
Score2.15
Rank#115  Overall
#55  Relational DBMS
Score0.19
Rank#311  Overall
#27  Graph DBMS
Websitealasql.orgcouchdb.apache.orgwww.h2database.commaxdb.sap.comterminusdb.com
Technical documentationgithub.com/­AlaSQL/­alasqldocs.couchdb.org/­en/­stablewww.h2database.com/­html/­main.htmlmaxdb.sap.com/­documentationterminusdb.github.io/­terminusdb/­#
DeveloperAndrey Gershun & Mathias R. WulffApache Software Foundation infoApache top-level project, originally developed by Damien Katz, a former Lotus Notes developerThomas MuellerSAP, acquired from Software AG (Adabas-D) in 1997DataChemist Ltd.
Initial release20142005200519842018
Current release3.3.3, December 20232.2.220, July 20237.9.10.12, February 202411.0.0, January 2023
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen Source infoApache version 2Open Source infodual-licence (Mozilla public license, Eclipse public license)commercial infoLimited community edition freeOpen Source infoGPL V3
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 languageJavaScriptErlangJavaC++Prolog, Rust
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)Android
BSD
Linux
OS X
Solaris
Windows
All OS with a Java VMAIX
HP-UX
Linux
Solaris
Windows
Linux
Data schemeschema-freeschema-freeyesyesyes
Typing infopredefined data types such as float or datenonoyesyesyes
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.nonononono
Secondary indexesnoyes infovia viewsyesyes
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.noyesyesSQL-like query language (WOQL)
APIs and other access methodsJavaScript APIRESTful HTTP/JSON APIJDBC
ODBC
ADO.NET
JDBC
ODBC
WebDAV
OWL
RESTful HTTP API
WOQL (Web Object Query Language)
Supported programming languagesJavaScriptC
C#
ColdFusion
Erlang
Haskell
Java
JavaScript
Lisp
Lua
Objective-C
OCaml
Perl
PHP
PL/SQL
Python
Ruby
Smalltalk
Java.Net
C#
Java
Perl
PHP
Python
JavaScript
Python
Server-side scripts infoStored proceduresnoView functions in JavaScriptJava Stored Procedures and User-Defined Functionsyesyes
Triggersyesyesyesyesyes
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infoimproved architecture with release 2.0nonenoneGraph Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnoneMulti-source replication
Source-replica replication
With clustering: 2 database servers on different computers operate on identical copies of a databaseSource-replica replicationJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnoyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageno infoatomic operations within a single document possibleACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayes infostrategy: optimistic lockingyes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesyesyes infoin-memory journaling
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyesno
User concepts infoAccess controlnoAccess rights for users can be defined per databasefine grained access rights according to SQL-standardfine grained access rights according to SQL-standardRole-based access control

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More resources
AlaSQLCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"H2MaxDB infoformerly named Adabas-DTerminusDB infoformer name was DataChemist
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