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DBMS > Datomic vs. MySQL

System Properties Comparison Datomic vs. MySQL

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Editorial information provided by DB-Engines
NameDatomic  Xexclude from comparisonMySQL  Xexclude from comparison
DescriptionDatomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durabilityWidely used open source RDBMS
Primary database modelRelational DBMSRelational DBMS infoKey/Value like access via memcached API
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.92
Rank#129  Overall
#63  Relational DBMS
Score1212.47
Rank#2  Overall
#2  Relational DBMS
Websitewww.datomic.comwww.mysql.com
Technical documentationdocs.datomic.comdev.mysql.com/­doc
DeveloperCognitectOracle infosince 2010, originally MySQL AB, then Sun
Initial release20121995
Current release1.0.6362, January 20228.0.30, July 2022
License infoCommercial or Open Sourcecommercial infolimited edition freeOpen Source infoGPL version 2. Commercial licenses with extended functionallity are available
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJava, ClojureC and C++
Server operating systemsAll OS with a Java VMFreeBSD
Linux
OS X
Solaris
Windows
Data schemeyesyes
Typing infopredefined data types such as float or dateyesyes
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.noyes
Secondary indexesyesyes
SQL infoSupport of SQLnoyes infowith proprietary extensions
APIs and other access methodsRESTful HTTP APIADO.NET
JDBC
ODBC
Proprietary native API
Supported programming languagesClojure
Java
Ada
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
Server-side scripts infoStored proceduresyes infoTransaction Functionsyes infoproprietary syntax
TriggersBy using transaction functionsyes
Partitioning methods infoMethods for storing different data on different nodesnone infoBut extensive use of caching in the application peershorizontal partitioning, sharding with MySQL Cluster or MySQL Fabric
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoBut extensive use of caching in the application peersMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyes infonot for MyISAM storage engine
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infonot for MyISAM storage engine
Concurrency infoSupport for concurrent manipulation of datayesyes infotable locks or row locks depending on storage engine
Durability infoSupport for making data persistentyes infousing external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)yes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes inforecommended only for testing and developmentyes
User concepts infoAccess controlnoUsers with fine-grained authorization concept infono user groups or roles

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More resources
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Recent citations in the news

The Architecture of Datomic
2 November 2012, InfoQ.com

Rich Hickey on Datomic: Datalog, Databases, Persistent Data Structures
4 April 2012, InfoQ.com

Brazil’s Nubank Acquires US Software Firm Cognitect
30 July 2020, Nearshore Americas

Architecting Software for Leverage
13 November 2021, InfoQ.com

Lucas Cavalcanti on Using Clojure, Microservices, Hexagonal Architecture and Public Cloud at Nubank
16 August 2021, InfoQ.com

provided by Google News

Inside Oracle’s partnership with AMD to boost MySQL HeatWave performance
22 September 2022, SiliconANGLE News

Oracle brings its souped-up MySQL database to the Amazon cloud
12 September 2022, SiliconANGLE News

mariadb vs. MySQL
12 September 2022, Database Journal

PostgreSQL vs. MySQL: Four Key Reasons to Choose the Former
22 September 2022, Solutions Review

How to Migrate an Oracle Database to MySQL Using AWS Database Migration Service
7 September 2022, InfoQ.com

provided by Google News

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