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DBMS > Memgraph vs. Newts vs. OpenQM

System Properties Comparison Memgraph vs. Newts vs. OpenQM

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Editorial information provided by DB-Engines
NameMemgraph  Xexclude from comparisonNewts  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparison
DescriptionA hybrid, in-memory first, distributed graph DBMS delivering high-performance on analytical and transactional workloads at enterprise scaleTime Series DBMS based on CassandraQpenQM is a high-performance, self-tuning, multi-value DBMS
Primary database modelGraph DBMSTime Series DBMSMultivalue DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.05
Rank#314  Overall
#30  Graph DBMS
Score0.04
Rank#322  Overall
#29  Time Series DBMS
Score0.27
Rank#243  Overall
#10  Multivalue DBMS
Websitememgraph.comopennms.github.io/­newtswww.openqm.com
Technical documentationdocs.memgraph.comgithub.com/­OpenNMS/­newts/­wikiwww.openqm.com/­support/­documentation
DeveloperMemgraph LtdOpenNMS GroupMartin Phillips
Initial release201720141993
Current release3.4-12
License infoCommercial or Open Sourcecommercial infoFree license availableOpen Source infoApache 2.0Open Source infoGPLv2, extended commercial license available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC and C++Java
Server operating systemsLinuxLinux
OS X
Windows
AIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Data schemeschema-free and schema-optionalschema-freeyes infowith some exceptions
Typing infopredefined data types such as float or dateyesyes
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.nonoyes
Secondary indexesnoyes
SQL infoSupport of SQLnonono
APIs and other access methodsBolt protocol
Cypher query language
HTTP REST
Java API
Supported programming languages.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
Java.Net
Basic
C
Java
Objective C
PHP
Python
Server-side scripts infoStored proceduresnoyes
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infodynamic graph partitioningSharding infobased on Cassandrayes
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-Master replication using RAFTselectable replication factor infobased on Cassandrayes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate Consistency
Foreign keys infoReferential integrityyes inforelationships in graphsnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infowith snapshot isolationnoACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyes 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.yesno
User concepts infoAccess controlUsers, roles and permissionsnoAccess rights can be defined down to the item level

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More resources
MemgraphNewtsOpenQM infoalso called QM
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