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DBMS > SwayDB vs. TDSQL for MySQL vs. VelocityDB

System Properties Comparison SwayDB vs. TDSQL for MySQL vs. VelocityDB

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Editorial information provided by DB-Engines
NameSwayDB  Xexclude from comparisonTDSQL for MySQL  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionAn embeddable, non-blocking, type-safe key-value store for single or multiple disks and in-memory storageA high-performance distributed database management system with features such as automatic sharding, intelligent operation and maintenance, elastic scalability without downtime, and enterprise-grade security. It is highly compatible with MySQL.A .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelKey-value storeRelational DBMSGraph DBMS
Object oriented DBMS
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.04
Rank#373  Overall
#57  Key-value stores
Score0.82
Rank#213  Overall
#97  Relational DBMS
Score0.11
Rank#347  Overall
#35  Graph DBMS
#15  Object oriented DBMS
Websiteswaydb.simer.auwww.tencentcloud.com/­products/­dcdbvelocitydb.com
Technical documentationwww.tencentcloud.com/­document/­product/­1042velocitydb.com/­UserGuide
DeveloperSimer PlahaTencentVelocityDB Inc
Initial release201820132011
Current release7.x
License infoCommercial or Open SourceOpen Source infoGNU Affero GPL V3.0commercialcommercial
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageScalaC#
Server operating systemshostedAny that supports .NET
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or datenoyesyes
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.nonono
Secondary indexesnoyesyes
SQL infoSupport of SQLnoyesno
APIs and other access methodsJDBC
ODBC
.Net
Supported programming languagesJava
Kotlin
Scala
C
C#
C++
Java
PHP
Python
Ruby
.Net
Server-side scripts infoStored proceduresnoyesno
TriggersnoyesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesnoneAutomatic shardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataAtomic execution of operationsACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes
User concepts infoAccess controlnoUsers with fine-grained authorization conceptBased on Windows Authentication

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More resources
SwayDBTDSQL for MySQLVelocityDB
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