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DBMS > Datomic vs. DuckDB vs. RocksDB vs. Sadas Engine vs. SiriDB

System Properties Comparison Datomic vs. DuckDB vs. RocksDB vs. Sadas Engine vs. SiriDB

Editorial information provided by DB-Engines
NameDatomic  Xexclude from comparisonDuckDB  Xexclude from comparisonRocksDB  Xexclude from comparisonSadas Engine  Xexclude from comparisonSiriDB  Xexclude from comparison
DescriptionDatomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durabilityAn embeddable, in-process, column-oriented SQL OLAP RDBMSEmbeddable persistent key-value store optimized for fast storage (flash and RAM)SADAS Engine is a columnar DBMS specifically designed for high performance in Data warehouse environmentsOpen Source Time Series DBMS
Primary database modelRelational DBMSRelational DBMSKey-value storeRelational DBMSTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.74
Rank#130  Overall
#65  Relational DBMS
Score0.23
Rank#282  Overall
#131  Relational DBMS
Score3.70
Rank#88  Overall
#15  Key-value stores
Score0.04
Rank#329  Overall
#142  Relational DBMS
Score0.01
Rank#347  Overall
#35  Time Series DBMS
Websitewww.datomic.comduckdb.orgrocksdb.orgwww.sadasengine.comsiridb.net
Technical documentationdocs.datomic.comduckdb.org/­docsgithub.com/­facebook/­rocksdb/­wikiwww.sadasengine.com/­index.php/­downloads/­documentation-columnar-dbdocs.siridb.net
DeveloperCognitectFacebook, Inc.SADAS s.r.l.Transceptor Technology
Initial release20122018201320062017
Current release0.9.5951, July 20190.2, August 20206.27.3, December 20218.0
License infoCommercial or Open Sourcecommercial infolimited edition freeOpen Source infoMIT LicenseOpen Source infoBSDcommercial infofree trial version availableOpen Source infoMIT License
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava, ClojureC++C++C++C
Server operating systemsAll OS with a Java VMserver-lessAIX
Linux
Windows
Linux
Data schemeyesyesschema-freeyesyes
Typing infopredefined data types such as float or dateyesyesnoyesyes infoNumeric data
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.nonononono
Secondary indexesyesyesnoyesyes
SQL infoSupport of SQLnoyesnoyesno
APIs and other access methodsRESTful HTTP APICLI Client
JDBC
C++ API
Java API
JDBC
ODBC
Proprietary protocol
HTTP API
Supported programming languagesClojure
Java
C
C++
Go info3rd party driver
Java
Python
R
Ruby info3rd party driver
C++
Java
.Net
C
C#
C++
Groovy
Java
PHP
Python
C
C++
Go
Python
Server-side scripts infoStored proceduresyes infoTransaction Functionsnononono
TriggersBy using transaction functionsnononono
Partitioning methods infoMethods for storing different data on different nodesnone infoBut extensive use of caching in the application peersnonenonehorizontal partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoBut extensive use of caching in the application peersnonenonenoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDyesno
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yesyesyes
Durability infoSupport for making data persistentyes infousing external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)yesyesyesyes
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 developmentyesyesyes infomanaged by 'Learn by Usage'yes
User concepts infoAccess controlnononoAccess rights for users, groups and roles according to SQL-standardsimple rights management via user accounts

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More resources
DatomicDuckDBRocksDBSadas EngineSiriDB
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