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DBMS > Dgraph vs. Oracle Coherence vs. Qdrant

System Properties Comparison Dgraph vs. Oracle Coherence vs. Qdrant

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Editorial information provided by DB-Engines
NameDgraph  Xexclude from comparisonOracle Coherence  Xexclude from comparisonQdrant  Xexclude from comparison
DescriptionDistributed and scalable native Graph DBMSOracles in-memory data grid solutionA high-performance vector database with neural network or semantic-based matching
Primary database modelGraph DBMSKey-value storeVector DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.45
Rank#156  Overall
#15  Graph DBMS
Score1.92
Rank#130  Overall
#22  Key-value stores
Score1.16
Rank#175  Overall
#6  Vector DBMS
Websitedgraph.iowww.oracle.com/­java/­coherencegithub.com/­qdrant/­qdrant
qdrant.tech
Technical documentationdgraph.io/­docsdocs.oracle.com/­en/­middleware/­standalone/­coherenceqdrant.tech/­documentation
DeveloperDgraph Labs, Inc.OracleQdrant
Initial release201620072021
Current release14.1, August 2023
License infoCommercial or Open SourceOpen Source infoApache 2.0commercialOpen Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoJavaRust
Server operating systemsLinux
OS X
Windows
All OS with a Java VMDocker
Linux
macOS
Windows
Data schemeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesNumbers, Strings, Geo, Boolean
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 indexesyesnoyes infoKeywords, numberic ranges, geo, full-text
SQL infoSupport of SQLnonono
APIs and other access methodsGraphQL query language
gRPC (using protocol buffers) API
HTTP API
JCache
JPA
RESTful HTTP API
gRPC
OpenAPI 3.0
RESTful HTTP/JSON API infoOpenAPI 3.0
Supported programming languagesC#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
.Net
C++
Java
.Net
Go
Java
JavaScript (Node.js)
Python
Rust
Server-side scripts infoStored proceduresnono
Triggersnoyes infoLive Events
Partitioning methods infoMethods for storing different data on different nodesyesShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesSynchronous replication via Raftyes, with selectable consistency levelCollection-level replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency
Eventual Consistency, tunable consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDconfigurable
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infooptionallyyes
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 releasesauthentification to access the cache via certificates or http basic authenticationKey-based authentication

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More resources
DgraphOracle CoherenceQdrant
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