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DBMS > HarperDB vs. Microsoft Azure AI Search vs. OpenTenBase vs. Quasardb vs. SiteWhere

System Properties Comparison HarperDB vs. Microsoft Azure AI Search vs. OpenTenBase vs. Quasardb vs. SiteWhere

Editorial information provided by DB-Engines
NameHarperDB  Xexclude from comparisonMicrosoft Azure AI Search  Xexclude from comparisonOpenTenBase  Xexclude from comparisonQuasardb  Xexclude from comparisonSiteWhere  Xexclude from comparison
DescriptionUltra-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.Search-as-a-service for web and mobile app developmentAn enterprise-level distributed HTAP open source database based on PostgreSQLDistributed, high-performance timeseries databaseM2M integration platform for persisting/querying time series data
Primary database modelDocument storeSearch engineRelational DBMSTime Series DBMSTime Series DBMS
Secondary database modelsVector DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.55
Rank#248  Overall
#38  Document stores
Score5.59
Rank#63  Overall
#7  Search engines
Score0.00
Rank#383  Overall
#158  Relational DBMS
Score0.14
Rank#332  Overall
#29  Time Series DBMS
Score0.06
Rank#356  Overall
#35  Time Series DBMS
Websitewww.harperdb.ioazure.microsoft.com/­en-us/­services/­searchgithub.com/­OpenTenBase/­OpenTenBase
www.opentenbase.org
quasar.aigithub.com/­sitewhere/­sitewhere
Technical documentationdocs.harperdb.io/­docslearn.microsoft.com/­en-us/­azure/­searchdocs.opentenbase.org
docs.opentenbase.org/­en
doc.quasar.ai/­mastersitewhere1.sitewhere.io/­index.html
DeveloperHarperDBMicrosoftOpenAtom Foundation, previously TencentquasardbSiteWhere
Initial release2017201520092010
Current release3.1, August 2021V12.5, January 20243.14.1, January 2024
License infoCommercial or Open Sourcecommercial infofree community edition availablecommercialOpen Source infoBSD-3commercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licensesOpen Source infoCommon Public Attribution License Version 1.0
Cloud-based only infoOnly available as a cloud servicenoyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageNode.jsC++Java
Server operating systemsLinux
OS X
hostedLinuxBSD
Linux
OS X
Windows
Linux
OS X
Windows
Data schemedynamic schemayesyesschema-freepredefined scheme
Typing infopredefined data types such as float or dateyes infoJSON data typesyesyesyes infointeger and binaryyes
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 indexesyesyesyesyes infowith tagsno
SQL infoSupport of SQLSQL-like data manipulation statementsnoyesSQL-like query languageno
APIs and other access methodsJDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
RESTful HTTP APIHTTP APIHTTP REST
Supported programming languages.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#
Java
JavaScript
Python
C
Go
Java
PHP
Python
.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
Server-side scripts infoStored proceduresCustom Functions infosince release 3.1nono
Triggersnonoyesno
Partitioning methods infoMethods for storing different data on different nodesA table resides as a whole on one (or more) nodes in a clusterSharding infoImplicit feature of the cloud serviceShardingSharding infoconsistent hashingSharding infobased on HBase
Replication methods infoMethods for redundantly storing data on multiple nodesyes infothe nodes on which a table resides can be definedyes infoImplicit feature of the cloud serviceyesSource-replica replication with selectable replication factorselectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonowith Hadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataAtomic execution of specific operationsnoACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyes, using LMDByesyesyes infoby using LevelDByes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes infoTransient modeno
User concepts infoAccess controlAccess rights for users and rolesyes infousing Azure authenticationAccess rights for users, groups and roles according to SQL-standardCryptographically strong user authentication and audit trailUsers with fine-grained authorization concept

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More resources
HarperDBMicrosoft Azure AI SearchOpenTenBaseQuasardbSiteWhere
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