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DBMS > EXASOL vs. RisingWave vs. SwayDB vs. VelocityDB

System Properties Comparison EXASOL vs. RisingWave vs. SwayDB vs. VelocityDB

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Editorial information provided by DB-Engines
NameEXASOL  Xexclude from comparisonRisingWave  Xexclude from comparisonSwayDB  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionHigh-performance, in-memory, MPP database specifically designed for in-memory analytics.A distributed RDBMS for stream processing, wire-compatible with PostgreSQLAn embeddable, non-blocking, type-safe key-value store for single or multiple disks and in-memory storageA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelRelational DBMSRelational DBMSKey-value storeGraph DBMS
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.66
Rank#138  Overall
#64  Relational DBMS
Score0.61
Rank#237  Overall
#111  Relational DBMS
Score0.00
Rank#384  Overall
#60  Key-value stores
Score0.00
Rank#385  Overall
#40  Graph DBMS
#21  Object oriented DBMS
Websitewww.exasol.comwww.risingwave.com/­databaseswaydb.simer.auvelocitydb.com
Technical documentationwww.exasol.com/­resourcesdocs.risingwave.com/­docs/­current/­introvelocitydb.com/­UserGuide
DeveloperExasolRisingWave LabsSimer PlahaVelocityDB Inc
Initial release2000202220182011
Current release1.2, September 20237.x
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2.0Open Source infoGNU Affero GPL V3.0commercial
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 languageRustScalaC#
Server operating systemsDocker
Linux
macOS
Any that supports .NET
Data schemeyesyesschema-freeyes
Typing infopredefined data types such as float or dateyesStandard SQL-types and JSONnoyes
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 indexesyesyesnoyes
SQL infoSupport of SQLyesyesnono
APIs and other access methods.Net
JDBC
ODBC
WebSocket
JDBC
PostgreSQL wire protocol
.Net
Supported programming languagesJava
Lua
Python
R
Go
Java
JavaScript (Node.js)
Python
Java
Kotlin
Scala
.Net
Server-side scripts infoStored proceduresuser defined functionsUDFs in Python or Javanono
TriggersyesnonoCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesShardingnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoHadoop integrationnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoAtomic execution of operationsACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
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.yesyesyesyes
User concepts infoAccess controlAccess rights for users, groups and roles according to SQL-standardUsers and RolesnoBased on Windows Authentication

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More resources
EXASOLRisingWaveSwayDBVelocityDB
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