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DBMS > atoti vs. Oracle Coherence vs. SQream DB vs. Trafodion

System Properties Comparison atoti vs. Oracle Coherence vs. SQream DB vs. Trafodion

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Editorial information provided by DB-Engines
Nameatoti  Xexclude from comparisonOracle Coherence  Xexclude from comparisonSQream DB  Xexclude from comparisonTrafodion  Xexclude from comparison
Apache Trafodion has been retired in 2021. Therefore it is excluded from the DB-Engines Ranking.
DescriptionAn in-memory DBMS combining transactional and analytical processing to handle the aggregation of ever-changing data.Oracles in-memory data grid solutiona GPU-based, columnar RDBMS for big data analytics workloadsTransactional SQL-on-Hadoop DBMS
Primary database modelObject oriented DBMSKey-value storeRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.61
Rank#243  Overall
#11  Object oriented DBMS
Score1.97
Rank#129  Overall
#22  Key-value stores
Score0.74
Rank#224  Overall
#103  Relational DBMS
Websiteatoti.iowww.oracle.com/­java/­coherencesqream.comtrafodion.apache.org
Technical documentationdocs.atoti.iodocs.oracle.com/­en/­middleware/­standalone/­coherencedocs.sqream.comtrafodion.apache.org/­documentation.html
DeveloperActiveViamOracleSQream TechnologiesApache Software Foundation, originally developed by HP
Initial release200720172014
Current release14.1, August 20232022.1.6, December 20222.3.0, February 2019
License infoCommercial or Open Sourcecommercial infofree versions availablecommercialcommercialOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaJavaC++, CUDA, Haskell, Java, ScalaC++, Java
Server operating systemsAll OS with a Java VMLinuxLinux
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or dateyesyes, ANSI Standard SQL Typesyes
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.nono
Secondary indexesnonoyes
SQL infoSupport of SQLMultidimensional Expressions (MDX)noyesyes
APIs and other access methodsJCache
JPA
RESTful HTTP API
.Net
JDBC
ODBC
ADO.NET
JDBC
ODBC
Supported programming languages.Net
C++
Java
C++
Java
JavaScript (Node.js)
Python
All languages supporting JDBC/ODBC/ADO.Net
Server-side scripts infoStored proceduresPythonnouser defined functions in PythonJava Stored Procedures
Triggersyes infoLive Eventsnono
Partitioning methods infoMethods for storing different data on different nodesSharding, horizontal partitioningShardinghorizontal and vertical partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes, with selectable consistency levelnoneyes, via HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyes infovia user defined functions and HBase
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataconfigurableACIDACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyesyes
Durability infoSupport for making data persistentyes infooptionallyyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesno
User concepts infoAccess controlauthentification to access the cache via certificates or http basic authenticationfine grained access rights according to SQL-standard

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More resources
atotiOracle CoherenceSQream DBTrafodion
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