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

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

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Editorial information provided by DB-Engines
NameDgraph  Xexclude from comparisonLevelDB  Xexclude from comparisonNuoDB  Xexclude from comparisonSAP IQ infoformer name: Sybase IQ  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 analytics
Primary database modelGraph DBMSKey-value storeRelational DBMSRelational DBMS infocolumn-oriented
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.48
Rank#158  Overall
#15  Graph DBMS
Score2.75
Rank#107  Overall
#19  Key-value stores
Score0.99
Rank#195  Overall
#92  Relational DBMS
Score3.27
Rank#96  Overall
#50  Relational DBMS
Websitedgraph.iogithub.com/­google/­leveldbwww.3ds.com/­nuodb-distributed-sql-databasewww.sap.com/­products/­technology-platform/­sybase-iq-big-data-management.html
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 Sybase
Initial release2016201120131994
Current release1.23, February 202116.1 SPS04, April 2019
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoBSDcommercial infolimited edition freecommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoC++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
Data schemeschema-freeschema-freeyesyes
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.nononono
Secondary indexesyesnoyesyes
SQL infoSupport of SQLnonoyesyes
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
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
Server-side scripts infoStored proceduresnonoJava, SQLyes
Triggersnonoyesyes
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 Multiplexer
Replication methods infoMethods for redundantly storing data on multiple nodesSynchronous replication via Raftnoneyes infoManaged transparently by NuoDBSAP/Sybase Replication Server
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoHadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACID infotunable commit protocolACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoMVCCyes
Durability infoSupport for making data persistentyesyes infowith automatic compression on writesyesyes
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-standard

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More resources
DgraphLevelDBNuoDBSAP IQ infoformer name: Sybase IQ
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