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DBMS > Dragonfly vs. IBM Db2 warehouse vs. NuoDB vs. PostGIS vs. TempoIQ

System Properties Comparison Dragonfly vs. IBM Db2 warehouse vs. NuoDB vs. PostGIS vs. TempoIQ

Editorial information provided by DB-Engines
NameDragonfly  Xexclude from comparisonIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonNuoDB  Xexclude from comparisonPostGIS  Xexclude from comparisonTempoIQ infoformerly TempoDB  Xexclude from comparison
TempoIQ seems to be decommissioned. It will be removed from the DB-Engines ranking.
DescriptionA drop-in Redis replacement that scales vertically to support millions of operations per second and terabyte sized workloads, all on a single instanceCloud-based data warehousing serviceNuoDB is a webscale distributed database that supports SQL and ACID transactionsSpatial extension of PostgreSQLScalable analytics DBMS for sensor data, provided as a service (SaaS)
Primary database modelKey-value storeRelational DBMSRelational DBMSSpatial DBMSTime Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.44
Rank#255  Overall
#38  Key-value stores
Score1.26
Rank#162  Overall
#73  Relational DBMS
Score0.87
Rank#201  Overall
#94  Relational DBMS
Score20.16
Rank#29  Overall
#1  Spatial DBMS
Websitegithub.com/­dragonflydb/­dragonfly
www.dragonflydb.io
www.ibm.com/­products/­db2/­warehousewww.3ds.com/­nuodb-distributed-sql-databasepostgis.nettempoiq.com (offline)
Technical documentationwww.dragonflydb.io/­docsdoc.nuodb.compostgis.net/­documentation
DeveloperDragonflyDB team and community contributorsIBMDassault Systèmes infooriginally NuoDB, Inc.TempoIQ
Initial release20232014201320052012
Current release1.0, March 20233.4.2, February 2024
License infoCommercial or Open SourceOpen Source infoBSL 1.1commercialcommercial infolimited edition freeOpen Source infoGPL v2.0commercial
Cloud-based only infoOnly available as a cloud servicenoyesnonoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++C
Server operating systemsLinuxhostedhosted infoAmazon EC2, Windows Azure, SoftLayer
Linux
OS X
Windows
Data schemescheme-freeyesyesyesschema-free
Typing infopredefined data types such as float or datestrings, hashes, lists, sets, sorted sets, bit arraysyesyesyesyes
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 possiblenoyesno
Secondary indexesnoyesyesyes
SQL infoSupport of SQLnoyesyesyesno
APIs and other access methodsProprietary protocol infoRESP - REdis Serialization Protocol.NET Client API
JDBC
ODBC
OLE DB
ADO.NET
JDBC
ODBC
HTTP API
Supported programming languagesC
C#
C++
Clojure
D
Dart
Elixir
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Lisp
Lua
Objective-C
Perl
PHP
Python
R
Ruby
Rust
Scala
Swift
Tcl
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
.Net
C
C++
Go
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
C#
Java
JavaScript infoNode.js
Python
Ruby
Server-side scripts infoStored proceduresLuaPL/SQL, SQL PLJava, SQLuser defined functionsno
Triggerspublish/subscribe channels provide some trigger functionalityyesyesyesyes infoRealtime Alerts
Partitioning methods infoMethods for storing different data on different nodesShardingdata is dynamically stored/cached on the nodes where it is read/writtenyes infobased on PostgreSQL
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationyesyes infoManaged transparently by NuoDByes infobased on PostgreSQL
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataAtomic execution of command blocks and scriptsACIDACID infotunable commit protocolACIDno
Concurrency infoSupport for concurrent manipulation of datayes, strict serializability by the serveryesyes infoMVCCyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes infoTemporary tablenono
User concepts infoAccess controlPassword-based authenticationfine grained access rights according to SQL-standardStandard SQL roles/ privileges, Administrative Usersyes infobased on PostgreSQLsimple authentication-based access control

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More resources
DragonflyIBM Db2 warehouse infoformerly named IBM dashDBNuoDBPostGISTempoIQ infoformerly TempoDB
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