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DBMS > Aerospike vs. Amazon CloudSearch vs. EventStoreDB vs. Fauna vs. ScyllaDB

System Properties Comparison Aerospike vs. Amazon CloudSearch vs. EventStoreDB vs. Fauna vs. ScyllaDB

Editorial information provided by DB-Engines
NameAerospike infopreviously called Citrusleaf  Xexclude from comparisonAmazon CloudSearch  Xexclude from comparisonEventStoreDB  Xexclude from comparisonFauna  Xexclude from comparisonScyllaDB  Xexclude from comparison
DescriptionFlash-optimized In-memory NoSQL DatabaseA hosted search engine service by Amazon with the data stored in Amazons cloudIndustrial-strength, open-source database solution built from the ground up for event sourcing.Fauna (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.Cassandra and DynamoDB compatible wide column store
Primary database modelKey-value storeSearch engineEvent StoreDocument store
Graph DBMS
Relational DBMS
Time Series DBMS
Key-value store
Wide column store
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score5.33
Rank#70  Overall
#9  Key-value stores
Score2.20
Rank#116  Overall
#10  Search engines
Score0.87
Rank#189  Overall
#1  Event Stores
Score1.73
Rank#131  Overall
#22  Document stores
#11  Graph DBMS
#65  Relational DBMS
#9  Time Series DBMS
Score3.54
Rank#90  Overall
#15  Key-value stores
#8  Wide column stores
Websitewww.aerospike.comaws.amazon.com/­cloudsearchwww.eventstore.comfauna.comwww.scylladb.com
Technical documentationwww.aerospike.com/­docsdocs.aws.amazon.com/­cloudsearchdevelopers.eventstore.comdocs.fauna.comdocs.scylladb.com
DeveloperAerospikeAmazonEvent Store LimitedFauna, Inc.ScyllaDB
Initial release20122012201220142015
Current release5.6.0.3, May 202121.2, February 2021Scylla Open Source 4.3, January 2021
License infoCommercial or Open SourceOpen Source infoApache and AGPL Licenses; open sourced in June 2014; commercial Enterprise Edition availablecommercialOpen SourcecommercialOpen Source infoOpen Source (AGPL), commercial license available
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.
Event Store Cloud allows you to deploy a managed EventStoreDB cluster in AWS, GCP and Azure (coming soon).Scylla Cloud: Create real-time applications that run at global scale with Scylla Cloud, the industry’s most powerful NoSQL DBaaS
Implementation languageCScalaC++
Server operating systemsLinuxhostedLinux
Windows
hostedLinux
Data schemeschema-freeyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesnoyes
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 indexesyesyes infoall search fields are automatically indexedyesyes infocluster global secondary indices
SQL infoSupport of SQLnononoSQL-like DML and DDL statements (CQL)
APIs and other access methodsJDBC
Proprietary protocol
HTTP APIRESTful HTTP APIProprietary protocol (CQL) infocompatible with CQL (Cassandra Query Language, an SQL-like language)
RESTful HTTP API (DynamoDB compatible)
Thrift
Supported programming languages.Net
C
C#
C++
Erlang
Go
Java
JavaScript (Node.js)
Lua
Perl
PHP
Python
Ruby
C#
Go
Java
JavaScript
Python
Ruby
Scala
Swift
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 functions infowith Luanouser defined functionsyes, Lua
Triggersnononono
Partitioning methods infoMethods for storing different data on different nodesShardingyes infoautomatic partitioning across Amazon Search Instance as requiredhorizontal partitioning infoconsistent hashingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factoryes infomanaged transparently by AWSMulti-source replicationselectable replication factor infoRepresentation of geographical distribution of servers is possible
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoAerospike Aggregation Framework is similar to Map/Reducenonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency in cross-datacenter configuration and Immediate Consistency in local cluster configurationImmediate ConsistencyEventual Consistency
Tunable Consistency infocan be individually decided for each write operation
Foreign keys infoReferential integritynonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataAtomic execution of operationsnoACIDno infoAtomicity and isolation are supported for single operations
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.yesnoyes infoin-memory tables
User concepts infoAccess controlAccess rights for users and roles infowith Enterprise Edition onlyauthentication via encrypted signaturesIdentity management, authentication, and access controlAccess rights for users can be defined per object
More information provided by the system vendor
Aerospike infopreviously called CitrusleafAmazon CloudSearchEventStoreDBFaunaScyllaDB
Specific characteristicsAerospike is an enterprise-class, NoSQL database solution delivering predictable...
» more
Guaranteed writes Great performance that scales Immutable data store High availability...
» more
Serverless database delivered as an API Web-native security model with attribute...
» more
Scylla is a highly-available, highly-scalable, highly-performant NoSQL database....
» more
Competitive advantagesOptimized for use with SSDs (solid-state hard drives) Scales horizontally and vertically...
» more
EventStoreDB's core database server is used in production systems worldwide. The...
» more
100% serverless , no connection pooling bottlenecks, or cold starts unlike legacy...
» more
Highly-performant (efficiently utilizes full resources of a node and network; millions...
» more
Typical application scenariosAerospike excels in mission-critical applications that have mixed read/write workloads...
» more
Event-sourced systems Event-driven architecture
» more
Javascript apps Serverless backends for microservices Cloud-native apps B2B and B2C...
» more
AdTech ( AdGear , AppMonet , Dstillery , FullContact , MediaMath , Numberly , SAS...
» more
Key customersNielsen, Williams-Sonoma, Inmobi, AppNexus, Telco (confidential), Financial Services...
» more
EventStoreDB is used by companies across a whole range of industries. Here are just...
» more
ShiftX
» more
Comcast, Grab, OlaCabs, Yahoo! Japan, IMVU, Adgear, Xandr, Zenly, Natura, Snapfish,...
» more
Market metricsAerospike's combination of speed, scalability, and reliability delivers 10x performance...
» more
Licensing and pricing modelsSubscription-based Enterprise Edition and free, open-source Community Edition
» more
Available as open-source software and licensed under the 3-clause BSD license ( https://github.com/EventStore/EventStore/blob/master/LICENSE.md...
» more
Usage-based pricing including a free tier
» more
Scylla Open Source - free open source software (AGPL) Scylla Enterprise - subscription-based...
» more

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
Aerospike infopreviously called CitrusleafAmazon CloudSearchEventStoreDBFaunaScyllaDB
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Comparing Apache Cassandra 4.0, 3.0 and ScyllaDB
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