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DBMS > Dolt vs. OpenEdge vs. openGemini vs. VelocityDB

System Properties Comparison Dolt vs. OpenEdge vs. openGemini vs. VelocityDB

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Editorial information provided by DB-Engines
NameDolt  Xexclude from comparisonOpenEdge  Xexclude from comparisonopenGemini  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionA MySQL compatible DBMS with Git-like versioning of data and schemaApplication development environment with integrated database management systemAn open source distributed Time Series DBMS with high concurrency, high performance, and high scalabilityA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelRelational DBMSRelational DBMSTime Series DBMSGraph DBMS
Object oriented DBMS
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.02
Rank#191  Overall
#89  Relational DBMS
Score3.45
Rank#85  Overall
#46  Relational DBMS
Score0.09
Rank#361  Overall
#37  Time Series DBMS
Score0.11
Rank#354  Overall
#37  Graph DBMS
#15  Object oriented DBMS
Websitegithub.com/­dolthub/­dolt
www.dolthub.com
www.progress.com/­openedgewww.opengemini.org
github.com/­openGemini
velocitydb.com
Technical documentationdocs.dolthub.comdocumentation.progress.com/­output/­ua/­OpenEdge_latestdocs.opengemini.org/­guidevelocitydb.com/­UserGuide
DeveloperDoltHub IncProgress Software CorporationHuawei and openGemini communityVelocityDB Inc
Initial release2018198420222011
Current releaseOpenEdge 12.2, March 20201.1, July 20237.x
License infoCommercial or Open SourceOpen Source infoApache Version 2.0commercialOpen Source infoApache Version 2.0commercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoGoC#
Server operating systemsLinux
macOS
Windows
AIX
HP-UX
Linux
Solaris
Windows
Linux
Windows
Any that supports .NET
Data schemeyesyesschema-freeyes
Typing infopredefined data types such as float or dateyesyesInteger, Float, Boolean, Stringyes
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.noyesnono
Secondary indexesyesyesyesyes
SQL infoSupport of SQLyesyes infoclose to SQL 92SQL-like query languageno
APIs and other access methodsCLI Client
HTTP REST
JDBC
ODBC
HTTP REST.Net
Supported programming languagesAda
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
Progress proprietary ABL (Advanced Business Language)C
C++
Go
Java
JavaScript (Node.js)
Python
Rust
.Net
Server-side scripts infoStored proceduresyes infocurrently in alpha releaseyesnono
TriggersyesyesnoCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesnonehorizontal partitioning infosince Version 11.4ShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesA database can be cloned to multiple locations and be used there in isolation. Data/schema changes can be pushed/pulled explicitly between locations.Source-replica replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlOnly one user is configurable, and must be specified in the config file at startupUsers and groupsAdministrators and common users accountsBased on Windows Authentication

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More resources
DoltOpenEdgeopenGeminiVelocityDB
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