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DBMS > ToroDB vs. Transwarp KunDB vs. VoltDB

System Properties Comparison ToroDB vs. Transwarp KunDB vs. VoltDB

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Editorial information provided by DB-Engines
NameToroDB  Xexclude from comparisonTranswarp KunDB  Xexclude from comparisonVoltDB  Xexclude from comparison
ToroDB seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
DescriptionA MongoDB-compatible JSON document store, built on top of PostgreSQLOLTP DBMS based on a distributed architecture and highly compatible with MySQL and OracleDistributed 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 modelDocument storeRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.14
Rank#341  Overall
#149  Relational DBMS
Score1.47
Rank#157  Overall
#73  Relational DBMS
Websitegithub.com/­torodb/­serverwww.transwarp.cn/­en/­product/­kundbwww.voltdb.com
Technical documentationdocs.voltdb.com
Developer8KdataTranswarpVoltDB Inc.
Initial release20162010
Current release11.3, April 2022
License infoCommercial or Open SourceOpen Source infoAGPL-V3commercialOpen Source infoAGPL for Community Edition, commercial license for Enterprise, AWS, and Pro Editions
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJava, C++
Server operating systemsAll OS with a Java 7 VMLinux
OS X infofor development
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or dateyes infostring, integer, double, boolean, date, object_idyesyes
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 indexesyesyes
SQL infoSupport of SQLyesyes infoonly a subset of SQL 99
APIs and other access methodsJava API
JDBC
RESTful HTTP/JSON API
Supported programming languagesC#
C++
Erlang infonot officially supported
Go
Java
JavaScript infoNode.js
PHP
Python
Server-side scripts infoStored proceduresyesJava
Triggersnoyesno
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency
Immediate Consistency
Foreign keys infoReferential integritynoyesno infoFOREIGN KEY constraints are not supported
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID infoTransactions are executed single-threaded within stored procedures
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoData access is serialized by the server
Durability infoSupport for making data persistentyesyesyes infoSnapshots and command logging
User concepts infoAccess controlAccess rights for users and rolesyesUsers and roles with access to stored procedures

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More resources
ToroDBTranswarp KunDBVoltDB
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