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DBMS > Drizzle vs. openGauss vs. VelocityDB vs. Warp 10

System Properties Comparison Drizzle vs. openGauss vs. VelocityDB vs. Warp 10

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Editorial information provided by DB-Engines
NameDrizzle  Xexclude from comparisonopenGauss  Xexclude from comparisonVelocityDB  Xexclude from comparisonWarp 10  Xexclude from comparison
Drizzle has published its last release in September 2012. The open-source project is discontinued and Drizzle is excluded from the DB-Engines ranking.
DescriptionMySQL fork with a pluggable micro-kernel and with an emphasis of performance over compatibility.An enterprise-class RDBMS compatible with high-performance, high-availability and high-performance originally developed by HuaweiA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)TimeSeries DBMS specialized on timestamped geo data based on LevelDB or HBase
Primary database modelRelational DBMSRelational DBMSGraph DBMS
Object oriented DBMS
Time Series DBMS
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.08
Rank#183  Overall
#84  Relational DBMS
Score0.05
Rank#358  Overall
#36  Graph DBMS
#16  Object oriented DBMS
Score0.07
Rank#349  Overall
#32  Time Series DBMS
Websitegitee.com/­opengauss
opengauss.org
velocitydb.comwww.warp10.io
Technical documentationdocs.opengauss.org/­en
gitee.com/­opengauss/­docs
velocitydb.com/­UserGuidewww.warp10.io/­content/­02_Getting_started
DeveloperDrizzle project, originally started by Brian AkerHuawei and openGauss communityVelocityDB IncSenX
Initial release2008201920112015
Current release7.2.4, September 20123.0, March 20227.x
License infoCommercial or Open SourceOpen Source infoGNU GPLOpen SourcecommercialOpen Source infoApache License 2.0
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 languageC++C, C++, JavaC#Java
Server operating systemsFreeBSD
Linux
OS X
LinuxAny that supports .NETLinux
OS X
Windows
Data schemeyesyesyesschema-free
Typing infopredefined data types such as float or dateyesyesyesyes
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 indexesyesyesyesno
SQL infoSupport of SQLyes infowith proprietary extensionsANSI SQL 2011nono
APIs and other access methodsJDBCJDBC
ODBC
.NetHTTP API
Jupyter
WebSocket
Supported programming languagesC
C++
Java
PHP
C
C++
Java
.Net
Server-side scripts infoStored proceduresnoyesnoyes infoWarpScript
Triggersno infohooks for callbacks inside the server can be used.yesCallbacks are triggered when data changesno
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioning (by range, list and hash)ShardingSharding infobased on HBase
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
Source-replica replicationselectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency infobased on HBase
Foreign keys infoReferential integrityyesyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACIDno
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 controlPluggable authentication mechanisms infoe.g. LDAP, HTTPAccess rights for users, groups and roles according to SQL-standardBased on Windows AuthenticationMandatory use of cryptographic tokens, containing fine-grained authorizations

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More resources
DrizzleopenGaussVelocityDBWarp 10
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