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DBMS > Crux vs. Trafodion

System Properties Comparison Crux vs. Trafodion

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Editorial information provided by DB-Engines
NameCrux  Xexclude from comparisonTrafodion  Xexclude from comparison
DescriptionCrux is a general purpose database with bitemporal SQL and Datalog and graph queriesTransactional SQL-on-Hadoop DBMS
Primary database modelDocument storeRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.12
Rank#312  Overall
#41  Document stores
Score0.56
Rank#233  Overall
#112  Relational DBMS
Websitegithub.com/­juxt/­crux
opencrux.com
trafodion.apache.org
Technical documentationopencrux.com/­reference/­installation.htmltrafodion.apache.org
DeveloperJuxt Ltd.Apache Software Foundation, originally developed by HP
Initial release20192014
Current release1.12.1, September 20202.3.0, February 2019
License infoCommercial or Open SourceOpen Source infoMIT LicenseOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageClojureC++, Java
Server operating systemsAll OS with a Java 8 (and higher) VM
Linux
Linux
Data schemeschema-freeyes
Typing infopredefined data types such as float or dateyes, extensible-data-notation formatyes
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 indexesyesyes
SQL infoSupport of SQLlimited SQL, making use of Apache Calciteyes
APIs and other access methodsHTTP REST
JDBC
ADO.NET
JDBC
ODBC
Supported programming languagesClojure
Java
All languages supporting JDBC/ODBC/ADO.Net
Server-side scripts infoStored proceduresnoJava Stored Procedures
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes, each node contains all datayes, via HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes infovia user defined functions and HBase
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDByes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlfine grained access rights according to SQL-standard

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More resources
CruxTrafodion
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