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DBMS > HarperDB vs. Oracle Rdb vs. SAP HANA

System Properties Comparison HarperDB vs. Oracle Rdb vs. SAP HANA

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Editorial information provided by DB-Engines
NameHarperDB  Xexclude from comparisonOracle Rdb  Xexclude from comparisonSAP HANA  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.In-memory, column based data store. Available as appliance or cloud service
Primary database modelDocument storeRelational DBMSRelational DBMS
Secondary database modelsDocument store
Graph DBMS infowith SAP Hana, Enterprise Edition
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.59
Rank#263  Overall
#41  Document stores
Score1.29
Rank#185  Overall
#88  Relational DBMS
Score49.12
Rank#23  Overall
#16  Relational DBMS
Websiteharperdb.iowww.oracle.com/­database/­technologies/­related/­rdb.htmlwww.sap.com/­products/­hana.html
Technical documentationharperdb.io/­developers/­documentation/­overviewwww.oracle.com/­database/­technologies/­related/­rdb-doc.htmlhelp.sap.com/­hana
DeveloperHarperDBOracle, originally developed by Digital Equipment Corporation (DEC)SAP
Initial release201719842010
Current release3.1, August 20217.4.1.1, 20212.0 SPS07 (April 4, 2023), April 2023
License infoCommercial or Open Sourcecommercial infofree community edition availablecommercialcommercial
Cloud-based only infoOnly available as a cloud servicenonono infoalso available as a cloud based service
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageNode.js
Server operating systemsLinux
OS X
HP Open VMSAppliance or cloud-service
Data schemedynamic schemaFlexible Schema (defined schema, partial schema, schema free)yes
Typing infopredefined data types such as float or dateyes infoJSON data typesyesyes
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 indexesyesyesyes
SQL infoSupport of SQLSQL-like data manipulation statementsyesyes
APIs and other access methodsJDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
JDBC
ODBC
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
Server-side scripts infoStored proceduresCustom Functions infosince release 3.1SQLScript, R
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodesA table resides as a whole on one (or more) nodes in a clusteryes
Replication methods infoMethods for redundantly storing data on multiple nodesyes infothe nodes on which a table resides can be definedyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataAtomic execution of specific operationsyes, on a single nodeACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes, using LMDByesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes
User concepts infoAccess controlAccess rights for users and rolesyes

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More resources
HarperDBOracle RdbSAP HANA
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