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DBMS > Dgraph vs. Microsoft Azure SQL Database vs. Oracle Coherence vs. SQL.JS

System Properties Comparison Dgraph vs. Microsoft Azure SQL Database vs. Oracle Coherence vs. SQL.JS

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Editorial information provided by DB-Engines
NameDgraph  Xexclude from comparisonMicrosoft Azure SQL Database infoformerly SQL Azure  Xexclude from comparisonOracle Coherence  Xexclude from comparisonSQL.JS  Xexclude from comparison
DescriptionDistributed and scalable native Graph DBMSDatabase as a Service offering with high compatibility to Microsoft SQL ServerOracles in-memory data grid solutionPort of SQLite to JavaScript
Primary database modelGraph DBMSRelational DBMSKey-value storeRelational DBMS
Secondary database modelsDocument store
Graph DBMS
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.48
Rank#158  Overall
#15  Graph DBMS
Score78.40
Rank#15  Overall
#10  Relational DBMS
Score2.02
Rank#131  Overall
#22  Key-value stores
Score0.57
Rank#248  Overall
#114  Relational DBMS
Websitedgraph.ioazure.microsoft.com/­en-us/­products/­azure-sql/­databasewww.oracle.com/­java/­coherencesql.js.org
Technical documentationdgraph.io/­docsdocs.microsoft.com/­en-us/­azure/­azure-sqldocs.oracle.com/­en/­middleware/­standalone/­coherencesql.js.org/­documentation/­index.html
DeveloperDgraph Labs, Inc.MicrosoftOracleAlon Zakai infoenhancements implemented by others
Initial release2016201020072012
Current releaseV1214.1, August 2023
License infoCommercial or Open SourceOpen Source infoApache 2.0commercialcommercialOpen Source
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoC++JavaJavaScript
Server operating systemsLinux
OS X
Windows
hostedAll OS with a Java VMserver-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freeyesschema-freeyes
Typing infopredefined data types such as float or dateyesyesyesyes
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.noyesnono
Secondary indexesyesyesno
SQL infoSupport of SQLnoyesnoyes infoSQL-92 is not fully supported
APIs and other access methodsGraphQL query language
gRPC (using protocol buffers) API
HTTP API
ADO.NET
JDBC
ODBC
JCache
JPA
RESTful HTTP API
JavaScript API
Supported programming languagesC#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
.Net
C#
Java
JavaScript (Node.js)
PHP
Python
Ruby
.Net
C++
Java
JavaScript
Server-side scripts infoStored proceduresnoTransact SQLnono
Triggersnoyesyes infoLive Eventsno
Partitioning methods infoMethods for storing different data on different nodesyesShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesSynchronous replication via Raftyes, with always 3 replicas availableyes, with selectable consistency levelnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Immediate Consistency
none
Foreign keys infoReferential integritynoyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDconfigurableACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes infooptionallyno infoexcept by serializing a db to a file
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlno infoPlanned for future releasesfine grained access rights according to SQL-standardauthentification to access the cache via certificates or http basic authenticationno

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More resources
DgraphMicrosoft Azure SQL Database infoformerly SQL AzureOracle CoherenceSQL.JS
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