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DBMS > KeyDB vs. SAP HANA vs. SpaceTime

System Properties Comparison KeyDB vs. SAP HANA vs. SpaceTime

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Editorial information provided by DB-Engines
NameKeyDB  Xexclude from comparisonSAP HANA  Xexclude from comparisonSpaceTime  Xexclude from comparison
DescriptionAn ultra-fast, open source Key-value store fully compatible with Redis API, modules, and protocolsIn-memory, column based data store. Available as appliance or cloud serviceSpaceTime is a spatio-temporal DBMS with a focus on performance.
Primary database modelKey-value storeRelational DBMSSpatial DBMS
Secondary database modelsDocument store
Graph DBMS infowith SAP Hana, Enterprise Edition
Spatial DBMS
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.63
Rank#237  Overall
#34  Key-value stores
Score44.12
Rank#23  Overall
#16  Relational DBMS
Score0.00
Rank#378  Overall
#7  Spatial DBMS
Websitegithub.com/­Snapchat/­KeyDB
keydb.dev
www.sap.com/­products/­hana.htmlwww.mireo.com/­spacetime
Technical documentationdocs.keydb.devhelp.sap.com/­hana
DeveloperEQ Alpha Technology Ltd.SAPMireo
Initial release201920102020
Current release2.0 SPS07 (April 4, 2023), April 2023
License infoCommercial or Open SourceOpen Source infoBSD-3commercialcommercial
Cloud-based only infoOnly available as a cloud servicenono infoalso available as a cloud based serviceno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C++
Server operating systemsLinuxAppliance or cloud-serviceLinux
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or datepartial infoSupported data types are strings, hashes, lists, sets and sorted sets, bit arrays, hyperloglogs and geospatial indexesyesyes
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.nonono
Secondary indexesyes infoby using the Redis Search moduleyesno
SQL infoSupport of SQLnoyesA subset of ANSI SQL is implemented
APIs and other access methodsProprietary protocol infoRESP - REdis Serialization ProtocoJDBC
ODBC
RESTful HTTP API
Supported programming languagesC
C#
C++
Clojure
Crystal
D
Dart
Elixir
Erlang
Fancy
Go
Haskell
Haxe
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Objective-C
OCaml
Pascal
Perl
PHP
Prolog
Pure Data
Python
R
Rebol
Ruby
Rust
Scala
Scheme
Smalltalk
Swift
Tcl
Visual Basic
C#
C++
Python
Server-side scripts infoStored proceduresLuaSQLScript, Rno
Triggersnoyesno
Partitioning methods infoMethods for storing different data on different nodesShardingyesFixed-grid hypercubes
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
yesReal-time block device replication (DRBD)
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Strong eventual consistency with CRDTs
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataOptimistic locking, atomic execution of commands blocks and scriptsACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes infoConfigurable mechanisms for persistency via snapshots and/or operations logsyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesno
User concepts infoAccess controlsimple password-based access control and ACLyesyes

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More resources
KeyDBSAP HANASpaceTime
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