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DBMS > GeoSpock vs. Hypertable vs. IBM Db2 warehouse vs. OpenQM vs. VoltDB

System Properties Comparison GeoSpock vs. Hypertable vs. IBM Db2 warehouse vs. OpenQM vs. VoltDB

Editorial information provided by DB-Engines
NameGeoSpock  Xexclude from comparisonHypertable  Xexclude from comparisonIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonVoltDB  Xexclude from comparison
GeoSpock seems to be discontinued. Therefore it will be excluded from the DB-Engines ranking.Hypertable has stopped its further development with March 2016 and is removed from the DB-Engines ranking.
DescriptionSpatial and temporal data processing engine for extreme data scaleAn open source BigTable implementation based on distributed file systems such as HadoopCloud-based data warehousing serviceQpenQM is a high-performance, self-tuning, multi-value DBMSDistributed In-Memory NewSQL RDBMS infoUsed for OLTP applications with a high frequency of relatively simple transactions, that can hold all their data in memory
Primary database modelRelational DBMSWide column storeRelational DBMSMultivalue DBMSRelational DBMS
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.37
Rank#160  Overall
#74  Relational DBMS
Score0.34
Rank#284  Overall
#10  Multivalue DBMS
Score1.47
Rank#157  Overall
#73  Relational DBMS
Websitegeospock.comwww.ibm.com/­products/­db2/­warehousewww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmwww.voltdb.com
Technical documentationdocs.voltdb.com
DeveloperGeoSpockHypertable Inc.IBMRocket Software, originally Martin PhillipsVoltDB Inc.
Initial release2009201419932010
Current release2.0, September 20190.9.8.11, March 20163.4-1211.3, April 2022
License infoCommercial or Open SourcecommercialOpen Source infoGNU version 3. Commercial license availablecommercialOpen Source infoGPLv2, extended commercial license availableOpen Source infoAGPL for Community Edition, commercial license for Enterprise, AWS, and Pro Editions
Cloud-based only infoOnly available as a cloud serviceyesnoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJava, JavascriptC++Java, C++
Server operating systemshostedLinux
OS X
Windows infoan inofficial Windows port is available
hostedAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Linux
OS X infofor development
Data schemeyesschema-freeyesyes infowith some exceptionsyes
Typing infopredefined data types such as float or dateyesnoyesyes
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.nono infoImport/export of XML data possibleyes
Secondary indexestemporal, categoricalrestricted infoonly exact value or prefix value scansyesyesyes
SQL infoSupport of SQLANSI SQL for query only (using Presto)noyesnoyes infoonly a subset of SQL 99
APIs and other access methodsJDBCC++ API
Thrift
.NET Client API
JDBC
ODBC
OLE DB
Java API
JDBC
RESTful HTTP/JSON API
Supported programming languagesC++
Java
Perl
PHP
Python
Ruby
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
.Net
Basic
C
Java
Objective C
PHP
Python
C#
C++
Erlang infonot officially supported
Go
Java
JavaScript infoNode.js
PHP
Python
Server-side scripts infoStored proceduresnonoPL/SQL, SQL PLyesJava
Triggersnonoyesyesno
Partitioning methods infoMethods for storing different data on different nodesAutomatic shardingShardingShardingyesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor on file system levelyesyesMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesnono infoFOREIGN KEY constraints are not supported
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDACIDACID infoTransactions are executed single-threaded within stored procedures
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes infoData access is serialized by the server
Durability infoSupport for making data persistentyesyesyesyesyes infoSnapshots and command logging
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlAccess rights for users can be defined per tablenofine grained access rights according to SQL-standardAccess rights can be defined down to the item levelUsers and roles with access to stored procedures

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More resources
GeoSpockHypertableIBM Db2 warehouse infoformerly named IBM dashDBOpenQM infoalso called QMVoltDB
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