DBMS > Snowflake vs. Trafodion
System Properties Comparison Snowflake vs. Trafodion
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|Editorial information provided by DB-Engines|
|Name||Snowflake Xexclude from comparison||Trafodion Xexclude from comparison|
|Description||Cloud-based data warehousing service for structured and semi-structured data||Transactional SQL-on-Hadoop DBMS|
|Primary database model||Relational DBMS||Relational DBMS|
|Developer||Snowflake Computing Inc.||Apache Software Foundation, originally developed by HP|
|Current release||2.3.0, February 2019|
|License Commercial or Open Source||commercial||Open Source Apache 2.0|
|Cloud-based only Only available as a cloud service||yes||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Implementation language||C++, Java|
|Server operating systems||hosted||Linux|
|Data scheme||yes support of semi-structured data formats (JSON, XML, Avro)||yes|
|Typing predefined data types such as float or date||yes||yes|
|XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.||yes||no|
|SQL Support of SQL||yes||yes|
|APIs and other access methods||CLI Client|
|All languages supporting JDBC/ODBC/ADO.Net|
|Server-side scripts Stored procedures||user defined functions||Java Stored Procedures|
|Triggers||no similar concept for controling cloud resources||no|
|Partitioning methods Methods for storing different data on different nodes||yes||Sharding|
|Replication methods Methods for redundantly storing data on multiple nodes||yes||yes, via HBase|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||yes via user defined functions and HBase|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency||Immediate Consistency|
|Foreign keys Referential integrity||yes||yes|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||ACID|
|Concurrency Support for concurrent manipulation of data||yes||yes|
|Durability Support for making data persistent||yes||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||no||no|
|User concepts Access control||Users with fine-grained authorization concept, user roles and pluggable authentication||fine grained access rights according to SQL-standard|
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|3rd parties||CData: Connect to Big Data & NoSQL through standard Drivers.|
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|DB-Engines blog posts|
Snowflake is the DBMS of the Year 2022, defending the title from last year Snowflake is the DBMS of the Year 2021
Snowflake is the DBMS of the Year 2021
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