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DBMS > AgensGraph vs. LMDB vs. Memgraph vs. OpenQM vs. Sequoiadb

System Properties Comparison AgensGraph vs. LMDB vs. Memgraph vs. OpenQM vs. Sequoiadb

Editorial information provided by DB-Engines
NameAgensGraph  Xexclude from comparisonLMDB  Xexclude from comparisonMemgraph  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonSequoiadb  Xexclude from comparison
DescriptionMulti-model database supporting relational and graph data models and built upon PostgreSQLA high performant, light-weight, embedded key-value database libraryAn open source graph database built for real-time streaming and compatible with Neo4jQpenQM is a high-performance, self-tuning, multi-value DBMSNewSQL database with distributed OLTP and SQL
Primary database modelGraph DBMS
Relational DBMS
Key-value storeGraph DBMSMultivalue DBMSDocument store
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.17
Rank#320  Overall
#29  Graph DBMS
#143  Relational DBMS
Score1.94
Rank#120  Overall
#20  Key-value stores
Score2.91
Rank#94  Overall
#7  Graph DBMS
Score0.28
Rank#291  Overall
#10  Multivalue DBMS
Score0.42
Rank#263  Overall
#41  Document stores
#121  Relational DBMS
Websitebitnine.net/­agensgraphwww.symas.com/­symas-embedded-database-lmdbmemgraph.comwww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmwww.sequoiadb.com
Technical documentationbitnine.net/­documentationwww.lmdb.tech/­docmemgraph.com/­docswww.sequoiadb.com/­en/­index.php?m=Files&a=index
Social network pagesLinkedInTwitterFacebookGitHubDiscord
DeveloperBitnine Global Inc.SymasMemgraph LtdRocket Software, originally Martin PhillipsSequoiadb Ltd.
Initial release20162011201719932013
Current release2.1, December 20180.9.32, January 20243.4-12
License infoCommercial or Open SourceOpen Source infoApache License 2.0Open SourceOpen Source infoBSL 1.1; commercial license for enterprise edition availableOpen Source infoGPLv2, extended commercial license availableOpen Source infoServer: AGPL; Client: Apache V2
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageCCC and C++C++
Server operating systemsLinux
OS X
Windows
Linux
Unix
Windows
LinuxAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Linux
Data schemedepending on used data modelschema-freeschema-free and schema-optionalyes infowith some exceptionsschema-free
Typing infopredefined data types such as float or dateyesyesyes infooid, date, timestamp, binary, regex
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.nononoyesno
Secondary indexesyesnoyesyes
SQL infoSupport of SQLyesnononoSQL-like query language
APIs and other access methodsCypher Query Language
JDBC
Bolt protocol
Cypher query language
proprietary protocol using JSON
Supported programming languagesC
Java
JavaScript
Python
.Net
C
C++
Clojure
Go
Haskell
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Nim
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Rust
Swift
Tcl
.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
.Net
Basic
C
Java
Objective C
PHP
Python
.Net
C++
Java
PHP
Python
Server-side scripts infoStored proceduresyesnoyesJavaScript
Triggersnonoyesno
Partitioning methods infoMethods for storing different data on different nodesno, but can be realized using table inheritancenoneSharding infodynamic graph partitioningyesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationnoneMulti-source replication using RAFTyesSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integrityyesnoyes inforelationships in graphsnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID infowith snapshot isolationACIDDocument is locked during a transaction
Concurrency infoSupport for concurrent manipulation of datayesyesyes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyesyesyes infowith periodic snapshot and write-ahead logging (WAL) of changesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyesno
User concepts infoAccess controlfine grained access rights according to SQL-standardnoUsers, roles and permissionsAccess rights can be defined down to the item levelsimple password-based access control
More information provided by the system vendor
AgensGraphLMDBMemgraphOpenQM infoalso called QMSequoiadb
Specific characteristicsMemgraph directly connects to your streaming infrastructure so you and your team...
» more
Competitive advantagesBusiness Source License ensures a future for the Memgraph community MAGE algorithm...
» more
Typical application scenariosGraph algorithms in bioinformatics Social network analysis Cryptocurrency network...
» more
Licensing and pricing modelsYou can check out our pricing model and licenses on the company website .
» more

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More resources
AgensGraphLMDBMemgraphOpenQM infoalso called QMSequoiadb
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