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DBMS > Datomic vs. Oracle Rdb vs. RisingWave vs. WakandaDB

System Properties Comparison Datomic vs. Oracle Rdb vs. RisingWave vs. WakandaDB

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Editorial information provided by DB-Engines
NameDatomic  Xexclude from comparisonOracle Rdb  Xexclude from comparisonRisingWave  Xexclude from comparisonWakandaDB  Xexclude from comparison
DescriptionDatomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durabilityA distributed RDBMS for stream processing, wire-compatible with PostgreSQLWakandaDB is embedded in a server that provides a REST API and a server-side javascript engine to access data
Primary database modelRelational DBMSRelational DBMSRelational DBMSObject oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.66
Rank#144  Overall
#66  Relational DBMS
Score1.14
Rank#178  Overall
#80  Relational DBMS
Score0.64
Rank#238  Overall
#110  Relational DBMS
Score0.10
Rank#356  Overall
#16  Object oriented DBMS
Websitewww.datomic.comwww.oracle.com/­database/­technologies/­related/­rdb.htmlwww.risingwave.com/­databasewakanda.github.io
Technical documentationdocs.datomic.comwww.oracle.com/­database/­technologies/­related/­rdb-doc.htmldocs.risingwave.com/­docs/­current/­introwakanda.github.io/­doc
DeveloperCognitectOracle, originally developed by Digital Equipment Corporation (DEC)RisingWave LabsWakanda SAS
Initial release2012198420222012
Current release1.0.7075, December 20237.4.1.1, 20211.2, September 20232.7.0 (April 29, 2019), April 2019
License infoCommercial or Open Sourcecommercial infolimited edition freecommercialOpen Source infoApache Version 2.0Open Source infoAGPLv3, extended commercial license available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJava, ClojureRustC++, JavaScript
Server operating systemsAll OS with a Java VMHP Open VMSDocker
Linux
macOS
Linux
OS X
Windows
Data schemeyesFlexible Schema (defined schema, partial schema, schema free)yesyes
Typing infopredefined data types such as float or dateyesyesStandard SQL-types and JSONyes
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 indexesyesyesyes
SQL infoSupport of SQLnoyesyesno
APIs and other access methodsRESTful HTTP APIJDBC
PostgreSQL wire protocol
RESTful HTTP API
Supported programming languagesClojure
Java
Go
Java
JavaScript (Node.js)
Python
JavaScript
Server-side scripts infoStored proceduresyes infoTransaction FunctionsUDFs in Python or Javayes
TriggersBy using transaction functionsnoyes
Partitioning methods infoMethods for storing different data on different nodesnone infoBut extensive use of caching in the application peersnone
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoBut extensive use of caching in the application peersnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDyes, on a single nodenoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes infousing external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)yesyesyes
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 developmentnoyesno
User concepts infoAccess controlnoUsers and Rolesyes

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DatomicOracle RdbRisingWaveWakandaDB
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