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DBMS > Blueflood vs. Coveo vs. SQL.JS vs. TDSQL for MySQL vs. Transwarp StellarDB

System Properties Comparison Blueflood vs. Coveo vs. SQL.JS vs. TDSQL for MySQL vs. Transwarp StellarDB

Editorial information provided by DB-Engines
NameBlueflood  Xexclude from comparisonCoveo  Xexclude from comparisonSQL.JS  Xexclude from comparisonTDSQL for MySQL  Xexclude from comparisonTranswarp StellarDB  Xexclude from comparison
DescriptionScalable TimeSeries DBMS based on CassandraAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentPort of SQLite to JavaScriptA 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 distributed graph DBMS built for enterprise-level graph applications
Primary database modelTime Series DBMSSearch engineRelational DBMSRelational DBMSGraph DBMS
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.13
Rank#346  Overall
#33  Time Series DBMS
Score2.11
Rank#118  Overall
#11  Search engines
Score0.63
Rank#241  Overall
#112  Relational DBMS
Score0.85
Rank#207  Overall
#97  Relational DBMS
Score0.07
Rank#371  Overall
#39  Graph DBMS
Websiteblueflood.iowww.coveo.comsql.js.orgwww.tencentcloud.com/­products/­dcdbwww.transwarp.cn/­en/­product/­stellardb
Technical documentationgithub.com/­rax-maas/­blueflood/­wikidocs.coveo.comsql.js.org/­documentation/­index.htmlwww.tencentcloud.com/­document/­product/­1042
DeveloperRackspaceCoveoAlon Zakai infoenhancements implemented by othersTencentTranswarp
Initial release2013201220122013
License infoCommercial or Open SourceOpen Source infoApache 2.0commercialOpen Sourcecommercialcommercial
Cloud-based only infoOnly available as a cloud servicenoyesnoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaJavaScript
Server operating systemsLinux
OS X
hostedserver-less, requires a JavaScript environment (browser, Node.js)hosted
Data schemepredefined schemehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationyesyes
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.nononono
Secondary indexesnoyesyes
SQL infoSupport of SQLnonoyes infoSQL-92 is not fully supportedyesSQL-like query language
APIs and other access methodsHTTP RESTRESTful HTTP APIJavaScript APIJDBC
ODBC
OpenCypher
Supported programming languagesC#
Java
JavaScript
Python
JavaScriptC
C#
C++
Java
PHP
Python
Ruby
Server-side scripts infoStored proceduresnononoyes
Triggersnoyesnoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandrayesnoneAutomatic shardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandrayesnoneMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate ConsistencynoneImmediate Consistency
Foreign keys infoReferential integritynoyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoyesACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesno infoexcept by serializing a db to a fileyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesno
User concepts infoAccess controlnogranular access controls, API key management, content filtersnoUsers with fine-grained authorization conceptyes

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More resources
BluefloodCoveoSQL.JSTDSQL for MySQLTranswarp StellarDB
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