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DBMS > EJDB vs. Rockset vs. Transwarp KunDB vs. Transwarp StellarDB

System Properties Comparison EJDB vs. Rockset vs. Transwarp KunDB vs. Transwarp StellarDB

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Editorial information provided by DB-Engines
NameEJDB  Xexclude from comparisonRockset  Xexclude from comparisonTranswarp KunDB  Xexclude from comparisonTranswarp StellarDB  Xexclude from comparison
DescriptionEmbeddable document-store database library with JSON representation of queries (in MongoDB style)A scalable, reliable search and analytics service in the cloud, built on RocksDBOLTP DBMS based on a distributed architecture and highly compatible with MySQL and OracleA distributed graph DBMS built for enterprise-level graph applications
Primary database modelDocument storeDocument storeRelational DBMSGraph DBMS
Secondary database modelsRelational DBMS
Search engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.31
Rank#296  Overall
#44  Document stores
Score0.82
Rank#212  Overall
#36  Document stores
Score0.14
Rank#341  Overall
#149  Relational DBMS
Score0.07
Rank#371  Overall
#39  Graph DBMS
Websitegithub.com/­Softmotions/­ejdbrockset.comwww.transwarp.cn/­en/­product/­kundbwww.transwarp.cn/­en/­product/­stellardb
Technical documentationgithub.com/­Softmotions/­ejdb/­blob/­master/­README.mddocs.rockset.com
DeveloperSoftmotionsRocksetTranswarpTranswarp
Initial release20122019
License infoCommercial or Open SourceOpen Source infoGPLv2commercialcommercialcommercial
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageCC++
Server operating systemsserver-lesshosted
Data schemeschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyes infostring, integer, double, bool, date, object_iddynamic typingyes
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 infoingestion from XML files supported
Secondary indexesnoall fields are automatically indexedyes
SQL infoSupport of SQLnoRead-only SQL queries, including JOINsyesSQL-like query language
APIs and other access methodsin-process shared libraryHTTP RESTOpenCypher
Supported programming languagesActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
Go
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnonoyes
Triggersnonoyes
Partitioning methods infoMethods for storing different data on different nodesnoneAutomatic shardinghorizontal partitioninghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integrityno infotypically not needed, however similar functionality with collection joins possiblenoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACID
Concurrency infoSupport for concurrent manipulation of datayes infoRead/Write Lockingyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
User concepts infoAccess controlnoAccess rights for users and organizations can be defined via Rockset consoleyesyes

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More resources
EJDBRocksetTranswarp KunDBTranswarp StellarDB
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