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DBMS > H2GIS vs. Milvus vs. OpenQM vs. TerarkDB

System Properties Comparison H2GIS vs. Milvus vs. OpenQM vs. TerarkDB

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Editorial information provided by DB-Engines
NameH2GIS  Xexclude from comparisonMilvus  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonTerarkDB  Xexclude from comparison
DescriptionSpatial extension of H2A DBMS designed for efficient storage of vector data and vector similarity searchesQpenQM is a high-performance, self-tuning, multi-value DBMSA key-value store forked from RocksDB with advanced compression algorithms. It can be used standalone or as a storage engine for MySQL and MongoDB
Primary database modelSpatial DBMSSearch engineMultivalue DBMSKey-value store
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.21
Rank#324  Overall
#5  Spatial DBMS
Score0.66
Rank#244  Overall
#16  Search engines
Score0.43
Rank#276  Overall
#10  Multivalue DBMS
Score0.15
Rank#345  Overall
#50  Key-value stores
Websitewww.h2gis.orgmilvus.iowww.openqm.comgithub.com/­Terark/­terarkdb
Technical documentationwww.h2gis.org/­docs/­homemilvus.io/­docs/­overview.mdwww.openqm.com/­support/­documentationgithub.com/­Terark/­terarkdb/­wiki
DeveloperCNRSMartin PhillipsTerark
Initial release2013201919932016
Current release2.0, January 20223.4-12
License infoCommercial or Open SourceOpen Source infoLGPL 3.0Open Source infoApache Version 2.0Open Source infoGPLv2, extended commercial license availablecommercial inforestricted open source version available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC++, GoC++
Server operating systemsLinux
macOS info10.14 or later
Windows infowith WSL 2 enabled
AIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Data schemeyesyes infowith some exceptionsschema-free
Typing infopredefined data types such as float or dateyesNumeric and Stringno
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.nonoyesno
Secondary indexesyesnoyesno
SQL infoSupport of SQLyesnonono
APIs and other access methodsRESTful HTTP APIC++ API
Java API
Supported programming languagesJavaC++
Go
Java
JavaScript (Node.js)
Python
.Net
Basic
C
Java
Objective C
PHP
Python
C++
Java
Server-side scripts infoStored proceduresyes infobased on H2noyesno
Triggersyesnoyesno
Partitioning methods infoMethods for storing different data on different nodesnoneShardingyesnone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infobased on H2yesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyBounded Staleness
Eventual Consistency
Immediate Consistency
Session Consistency
Tunable Consistency
Immediate Consistency
Foreign keys infoReferential integrityyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACIDno
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes
User concepts infoAccess controlyes infobased on H2noAccess rights can be defined down to the item levelno
More information provided by the system vendor
H2GISMilvusOpenQM infoalso called QMTerarkDB
Specific characteristicsMilvus is an open-source and cloud-native vector database built for production-ready...
» more
Competitive advantagesHighly available, versatile, and robust with millisecond latency. Supports batch...
» more
Typical application scenariosVideo media : video understanding, video deduplication. E-commerce and mobile applications...
» more
Key customersMilvus is trusted by over 1,000 enterprises, including Baidu, eBay, IKEA, LINE, Shopee,...
» more
Market metricsAs of Oct 2022, 14k+ GitHub stars 2M+ downloads and installations 1000+ enterprise...
» more
Licensing and pricing modelsMilvus was released under the open-source Apache License 2.0 in October 2019. Fully-managed...
» more

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More resources
H2GISMilvusOpenQM infoalso called QMTerarkDB
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