DBMS > DuckDB vs. Kingbase
System Properties Comparison DuckDB vs. Kingbase
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|Editorial information provided by DB-Engines|
|Name||DuckDB Xexclude from comparison||Kingbase Xexclude from comparison|
|Description||An embeddable, in-process, column-oriented SQL OLAP RDBMS||An enterprise-class RDBMS compatible with PostgreSQL and Oracle and widely used in China.|
|Primary database model||Relational DBMS||Relational DBMS|
|Secondary database models||Document store|
|Developer||BeiJing KINGBASE Information technologies inc.|
|Current release||0.2, August 2020||V8.0, August 2021|
|License Commercial or Open Source||Open Source MIT License||commercial|
|Cloud-based only Only available as a cloud service||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Implementation language||C++||C and Java|
|Server operating systems||server-less||Linux|
|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.||no||yes|
|SQL Support of SQL||yes||Standard with numerous extensions|
|APIs and other access methods||CLI Client|
|Supported programming languages||C|
Go 3rd party driver
Ruby 3rd party driver
|Server-side scripts Stored procedures||no||user defined functions|
|Partitioning methods Methods for storing different data on different nodes||none||horizontal partitioning (by range, list and hash) and vertical partitioning|
|Replication methods Methods for redundantly storing data on multiple nodes||none||yes|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency||Immediate Consistency|
|Foreign keys Referential integrity||no||yes|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||ACID|
|Concurrency Support for concurrent manipulation of data||yes, multi-version concurrency control (MVCC)||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.||yes|
|User concepts Access control||no||fine grained access rights according to SQL-standard|
|More information provided by the system vendor|
|Specific characteristics||An enterprise-class RDBMS compatible with PostgreSQL and Oracle. It has the following...|
|Competitive advantages||Complete database management platform with Integrated Development Environment Tool,...|
|Typical application scenarios||New applications for transactional and mixed workloads that need to integrate with...|
|Key customers||The main customers are: China National Petroleum Corporation China Petrochemical...|
|Market metrics||At present, the main market is in China, but expansion to the international market...|
|Licensing and pricing models||Business license. Various sales modes: for example, sales by set, sales by CPU quantity,...|
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