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DBMS > BoltDB vs. Dgraph vs. FoundationDB vs. OpenMLDB vs. RocksDB

System Properties Comparison BoltDB vs. Dgraph vs. FoundationDB vs. OpenMLDB vs. RocksDB

Editorial information provided by DB-Engines
NameBoltDB  Xexclude from comparisonDgraph  Xexclude from comparisonFoundationDB  Xexclude from comparisonOpenMLDB  Xexclude from comparisonRocksDB  Xexclude from comparison
Created as commercial project in 2013, FoundationDB has been acquired by Apple in March 2015 and was withdrawn from the market. As a consequence, the product was removed from the DB-Engines ranking. In April 2018, Apple open-sourced FoundationDB and it therefore reappears in the ranking.
DescriptionAn embedded key-value store for Go.Distributed and scalable native Graph DBMSOrdered key-value store. Core features are complimented by layers.An open-source machine learning database that provides a feature platform for training and inferenceEmbeddable persistent key-value store optimized for fast storage (flash and RAM)
Primary database modelKey-value storeGraph DBMSDocument store infosupported via specific layer
Key-value store
Relational DBMS infosupported via specific SQL-layer
Time Series DBMSKey-value store
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.80
Rank#215  Overall
#31  Key-value stores
Score1.53
Rank#152  Overall
#15  Graph DBMS
Score1.06
Rank#185  Overall
#31  Document stores
#28  Key-value stores
#85  Relational DBMS
Score0.10
Rank#359  Overall
#36  Time Series DBMS
Score3.41
Rank#86  Overall
#11  Key-value stores
Websitegithub.com/­boltdb/­boltdgraph.iogithub.com/­apple/­foundationdbopenmldb.airocksdb.org
Technical documentationdgraph.io/­docsapple.github.io/­foundationdbopenmldb.ai/­docs/­zh/­maingithub.com/­facebook/­rocksdb/­wiki
DeveloperDgraph Labs, Inc.FoundationDB4 Paradigm Inc.Facebook, Inc.
Initial release20132016201320202013
Current release6.2.28, November 20202024-2 February 20249.2.1, May 2024
License infoCommercial or Open SourceOpen Source infoMIT LicenseOpen Source infoApache 2.0Open Source infoApache 2.0Open SourceOpen Source infoBSD
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageGoGoC++C++, Java, ScalaC++
Server operating systemsBSD
Linux
OS X
Solaris
Windows
Linux
OS X
Windows
Linux
OS X
Windows
LinuxLinux
Data schemeschema-freeschema-freeschema-free infosome layers support schemasFixed schemaschema-free
Typing infopredefined data types such as float or datenoyesno infosome layers support typingyesno
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 indexesnoyesnoyesno
SQL infoSupport of SQLnonosupported in specific SQL layer onlyyesno
APIs and other access methodsGraphQL query language
gRPC (using protocol buffers) API
HTTP API
JDBC
SQLAlchemy
C++ API
Java API
Supported programming languagesGoC#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
.Net
C
C++
Go
Java
JavaScript infoNode.js
PHP
Python
Ruby
Swift
C++
Go
Java
Python
Scala
C
C++
Go
Java
Perl
Python
Ruby
Server-side scripts infoStored proceduresnonoin SQL-layer onlynono
Triggersnononono
Partitioning methods infoMethods for storing different data on different nodesnoneyesShardinghorizontal partitioninghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSynchronous replication via RaftyesSource-replica replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyLinearizable consistencyImmediate Consistency
Foreign keys infoReferential integritynonoin SQL-layer onlynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDACIDnoyes
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlnono infoPlanned for future releasesnofine grained access rights according to SQL-standardno

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3rd partiesSpeedb: A high performance RocksDB-compliant key-value store optimized for write-intensive workloads.
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More resources
BoltDBDgraphFoundationDBOpenMLDBRocksDB
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