DBMS > Snowflake vs. Tkrzw
System Properties Comparison Snowflake vs. Tkrzw
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|Editorial information provided by DB-Engines
|Snowflake Xexclude from comparison
|Tkrzw Successor of Tokyo Cabinet and Kyoto Cabinet Xexclude from comparison
|Cloud-based data warehousing service for structured and semi-structured data
|A concept of libraries, allowing an application program to store and query key-value pairs in a file. Successor of Tokyo Cabinet and Kyoto Cabinet
|Primary database model
|Snowflake Computing Inc.
|0.9.3, August 2020
|License Commercial or Open Source
|Open Source Apache Version 2.0
|Cloud-based only Only available as a cloud service
|DBaaS offerings (sponsored links) Database as a Service
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|Server operating systems
|yes support of semi-structured data formats (JSON, XML, Avro)
|Typing predefined data types such as float or date
|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.
|SQL Support of SQL
|APIs and other access methods
|Supported programming languages
|Server-side scripts Stored procedures
|user defined functions
|no similar concept for controling cloud resources
|Partitioning methods Methods for storing different data on different nodes
|Replication methods Methods for redundantly storing data on multiple nodes
|MapReduce Offers an API for user-defined Map/Reduce methods
|Consistency concepts Methods to ensure consistency in a distributed system
|Foreign keys Referential integrity
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data
|Concurrency Support for concurrent manipulation of data
|Durability Support for making data persistent
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.
|yes using specific database classes
|User concepts Access control
|Users with fine-grained authorization concept, user roles and pluggable authentication
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|CData: Connect to Big Data & NoSQL through standard Drivers.
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|Tkrzw Successor of Tokyo Cabinet and Kyoto Cabinet
|DB-Engines blog posts
Snowflake is the DBMS of the Year 2022, defending the title from last year
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