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DBMS > Dgraph vs. LevelDB vs. NuoDB vs. SAP IQ vs. STSdb

System Properties Comparison Dgraph vs. LevelDB vs. NuoDB vs. SAP IQ vs. STSdb

Editorial information provided by DB-Engines
NameDgraph  Xexclude from comparisonLevelDB  Xexclude from comparisonNuoDB  Xexclude from comparisonSAP IQ infoformer name: Sybase IQ  Xexclude from comparisonSTSdb  Xexclude from comparison
DescriptionDistributed and scalable native Graph DBMSEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesNuoDB is a webscale distributed database that supports SQL and ACID transactionsColumnar RDBMS optimized for Big Data analyticsKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelGraph DBMSKey-value storeRelational DBMSRelational DBMS infocolumn-orientedKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.45
Rank#156  Overall
#15  Graph DBMS
Score2.35
Rank#111  Overall
#19  Key-value stores
Score0.89
Rank#198  Overall
#92  Relational DBMS
Score2.75
Rank#104  Overall
#53  Relational DBMS
Score0.04
Rank#360  Overall
#52  Key-value stores
Websitedgraph.iogithub.com/­google/­leveldbwww.3ds.com/­nuodb-distributed-sql-databasewww.sap.com/­products/­technology-platform/­sybase-iq-big-data-management.htmlgithub.com/­STSSoft/­STSdb4
Technical documentationdgraph.io/­docsgithub.com/­google/­leveldb/­blob/­main/­doc/­index.mddoc.nuodb.comhelp.sap.com/­docs/­SAP_IQ
DeveloperDgraph Labs, Inc.GoogleDassault Systèmes infooriginally NuoDB, Inc.SAP, formerly SybaseSTS Soft SC
Initial release20162011201319942011
Current release1.23, February 202116.1 SPS04, April 20194.0.8, September 2015
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoBSDcommercial infolimited edition freecommercialOpen Source infoGPLv2, commercial license available
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageGoC++C++C#
Server operating systemsLinux
OS X
Windows
Illumos
Linux
OS X
Windows
hosted infoAmazon EC2, Windows Azure, SoftLayer
Linux
OS X
Windows
AIX
HP-UX
Linux
Solaris
Windows
Windows
Data schemeschema-freeschema-freeyesyesyes
Typing infopredefined data types such as float or dateyesnoyesyesyes infoprimitive types and user defined types (classes)
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.nononono
Secondary indexesyesnoyesyesno
SQL infoSupport of SQLnonoyesyesno
APIs and other access methodsGraphQL query language
gRPC (using protocol buffers) API
HTTP API
ADO.NET
JDBC
ODBC
ADO.NET
JDBC
ODBC
RESTful HTTP API
.NET Client API
Supported programming languagesC#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
C++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
.Net
C
C++
Go
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
C
C#
C++
Java
Perl
PHP
Python
Ruby
C#
Java
Server-side scripts infoStored proceduresnonoJava, SQLyesno
Triggersnonoyesyesno
Partitioning methods infoMethods for storing different data on different nodesyesnonedata is dynamically stored/cached on the nodes where it is read/writtenshared disk or shared nothing architectures with SAP IQ Multiplexernone
Replication methods infoMethods for redundantly storing data on multiple nodesSynchronous replication via Raftnoneyes infoManaged transparently by NuoDBSAP/Sybase Replication Servernone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoHadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACID infotunable commit protocolACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoMVCCyesyes
Durability infoSupport for making data persistentyesyes infowith automatic compression on writesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoTemporary tableno
User concepts infoAccess controlno infoPlanned for future releasesnoStandard SQL roles/ privileges, Administrative Usersfine grained access rights according to SQL-standardno

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More resources
DgraphLevelDBNuoDBSAP IQ infoformer name: Sybase IQSTSdb
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