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DBMS > Memgraph vs. VoltDB

System Properties Comparison Memgraph vs. VoltDB

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Editorial information provided by DB-Engines
NameMemgraph  Xexclude from comparisonVoltDB  Xexclude from comparison
DescriptionA hybrid, in-memory first, distributed graph DBMS delivering high-performance on analytical and transactional workloads at enterprise scaleDistributed In-Memory NewSQL RDBMS infoUsed for OLTP applications with a high frequency of relatively simple transactions, that can hold all their data in memory
Primary database modelGraph DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.03
Rank#321  Overall
#30  Graph DBMS
Score1.72
Rank#114  Overall
#58  Relational DBMS
Websitememgraph.comwww.voltdb.com
Technical documentationmemgraph.com/­docsdocs.voltdb.com
DeveloperMemgraph LtdVoltDB Inc.
Initial release20172010
Current release8.4, January 2019
License infoCommercial or Open Sourcecommercial infoFree license availableOpen Source infoAGPL for Community Edition, commercial license for Enterprise, AWS, and Pro Editions
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC and C++Java, C++
Server operating systemsLinuxLinux
OS X infofor development
Data schemeschema-free and schema-optionalyes
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.no
Secondary indexesyes
SQL infoSupport of SQLnoyes infoonly a subset of SQL 99
APIs and other access methodsBolt protocol
Cypher query language
Java API
RESTful HTTP/JSON API
JDBC
Supported programming languages.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
C#
C++
Erlang infonot officially supported
Go
Java
JavaScript infoNode.js
PHP
Python
Server-side scripts infoStored proceduresJava
Triggersno
Partitioning methods infoMethods for storing different data on different nodesSharding infodynamic graph partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-Master replication using RAFTMaster-master replication
Master-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integrityyes inforelationships in graphsno infoFOREIGN KEY constraints are not supported
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infowith snapshot isolationACID infoTransactions are executed single-threaded within stored procedures
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yes infoData access is serialized by the server
Durability infoSupport for making data persistentyes infowith periodic snapshot and write-ahead logging (WAL) of changesyes infoSnapshots and command logging
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlUsers, roles and permissionsUsers and roles with access to stored procedures

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More resources
MemgraphVoltDB
Recent citations in the news

FactGem and Memgraph Partner to Give Clients Access to Real-Time, Transaction Based Analytics
1 February 2019, PRNewswire

Global Graph Database Market 2019 With Top Countries Data : Industry Price Trend, Size Estimation, Industry Outlook, Business Growth, Report Latest Research, Business Analysis and Forecast 2024 Analysis Research
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provided by Google News

VoltDB Partners with QUICK Corp. for Advanced Financial Information Services
30 May 2019, PRNewswire

VoltDB partners with QUICK Corp for advanced financial information services
31 May 2019, Moneycontrol.com

VoltDB Introduces Smart Streaming Architecture for the Connected World
11 April 2019, PRNewswire

In-Memory Database Global Market Forecast by 2025 : Microsoft, IBM, Oracle, SAP, Teradata, Amazon Web Services
25 June 2019, Financial Planning

NEWSQL Database Market is Booming Worldwide | Microsoft Corporation, IBM, Oracle, SAP, Amazon
24 June 2019, Operanewsnow

provided by Google News

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