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DBMS > Fauna vs. Kdb+ vs. ScyllaDB

System Properties Comparison Fauna vs. Kdb+ vs. ScyllaDB

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Editorial information provided by DB-Engines
NameFauna  Xexclude from comparisonKdb+  Xexclude from comparisonScyllaDB  Xexclude from comparison
DescriptionFauna (previously named FaunaDB) provides a web-native interface, with support for GraphQL and custom business logic that integrates seamlessly with the rest of the serverless ecosystem. The underlying globally distributed storage and compute platform is fast, consistent, and reliable, with a modern security infrastructure.High performance Time Series DBMSCassandra and DynamoDB compatible wide column store
Primary database modelDocument store
Graph DBMS
Relational DBMS
Time Series DBMS
Time Series DBMSKey-value store
Wide column store
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.74
Rank#129  Overall
#21  Document stores
#12  Graph DBMS
#62  Relational DBMS
#9  Time Series DBMS
Score8.10
Rank#51  Overall
#2  Time Series DBMS
Score3.17
Rank#92  Overall
#15  Key-value stores
#8  Wide column stores
Websitefauna.comkx.comwww.scylladb.com
Technical documentationdocs.fauna.comcode.kx.comdocs.scylladb.com
DeveloperFauna, Inc.Kx Systems, a division of First Derivatives plcScyllaDB
Initial release20142000 infokdb was released 2000, kdb+ in 20032015
Current release3.6, May 2018Scylla Open Source 4.3, January 2021
License infoCommercial or Open Sourcecommercialcommercial infofree 32-bit versionOpen Source infoOpen Source (AGPL), commercial license available
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Scylla Cloud: Create real-time applications that run at global scale with Scylla Cloud, the industry’s most powerful NoSQL DBaaS
Implementation languageScalaqC++
Server operating systemshostedLinux
OS X
Solaris
Windows
Linux
Data schemeschema-freeyesschema-free
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.noyesno
Secondary indexesyesyes infotable attribute 'grouped'yes infocluster global secondary indices
SQL infoSupport of SQLnoSQL-like query language (q)SQL-like DML and DDL statements (CQL)
APIs and other access methodsRESTful HTTP APIHTTP API
JDBC
Jupyter
Kafka
ODBC
WebSocket
Proprietary protocol (CQL) infocompatible with CQL (Cassandra Query Language, an SQL-like language)
RESTful HTTP API (DynamoDB compatible)
Thrift
Supported programming languagesC#
Go
Java
JavaScript
Python
Ruby
Scala
Swift
C
C#
C++
Go
J
Java
JavaScript
Lua
MatLab
Perl
PHP
Python
R
Scala
For CQL interface: C#, C++, Clojure, Erlang, Go, Haskell, Java, JavaScript, Node.js, Perl, PHP, Python, Ruby, Rust, Scala
For DynamoDB interface: .Net, ColdFusion, Erlang, Groovy, Java, JavaScript, Perl, PHP, Python, Ruby
Server-side scripts infoStored proceduresuser defined functionsuser defined functionsyes, Lua
Triggersnoyes infowith viewsno
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning infoconsistent hashinghorizontal partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replicationSource-replica replicationselectable replication factor infoRepresentation of geographical distribution of servers is possible
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono infosimilar paradigm used for internal processingno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Tunable Consistency infocan be individually decided for each write operation
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnono infoAtomicity and isolation are supported for single operations
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.noyesyes infoin-memory tables
User concepts infoAccess controlIdentity management, authentication, and access controlrights management via user accountsAccess rights for users can be defined per object
More information provided by the system vendor
FaunaKdb+ScyllaDB
Specific characteristicsServerless database delivered as an API Web-native security model with attribute...
» more
Integrated columnar database & programming system for streaming, real time and historical...
» more
Scylla is a highly-available, highly-scalable, highly-performant NoSQL database....
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Competitive advantages100% serverless , no connection pooling bottlenecks, or cold starts unlike legacy...
» more
provides seamless scalability; runs on industry standard server platforms; is top-ranked...
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Highly-performant (efficiently utilizes full resources of a node and network; millions...
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Typical application scenariosJavascript apps Serverless backends for microservices Cloud-native apps B2B and B2C...
» more
tick database streaming sensor data massive intelligence applications oil and gas...
» more
AdTech ( AdGear , AppMonet , Dstillery , FullContact , MediaMath , Numberly , SAS...
» more
Key customersShiftX
» more
Goldman Sachs Morgan Stanley Merrill Lynch J.P. Morgan Deutsche Bank IEX Securities...
» more
Comcast, Grab, OlaCabs, Yahoo! Japan, IMVU, Adgear, Xandr, Zenly, Natura, Snapfish,...
» more
Market metricskdb+ performance and reliability proven by our customers in critical infrastructure...
» more
Licensing and pricing modelsUsage-based pricing including a free tier
» more
upon request
» more
Scylla Open Source - free open source software (AGPL) Scylla Enterprise - subscription-based...
» more

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More resources
FaunaKdb+ScyllaDB
DB-Engines blog posts

Time Series DBMS are the database category with the fastest increase in popularity
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Conferences and events

Scylla University LIVE (EMEA and APAC)
12PM-4PM GMT / 2PM-6PM CEST / 5:30PM-9:30PM IST, 28 July 2021

Scylla University LIVE (AMERICAS)
9AM-1PM PT / 12PM-4PM ET / 1PM-5PM BRT, 29 July 2021

Finished events

Scylla Virtual Workshop
Interactive Session, 10 AM ET / 11 AM BRT / 3 PM BST, 23 July 2021 (finished)

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