DBMS > IBM Db2 warehouse vs. PlanetScale vs. Yaacomo
System Properties Comparison IBM Db2 warehouse vs. PlanetScale vs. Yaacomo
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|Editorial information provided by DB-Engines|
|Name||IBM Db2 warehouse formerly named IBM dashDB Xexclude from comparison||PlanetScale Xexclude from comparison||Yaacomo Xexclude from comparison|
|Yaacomo seems to be discontinued and is removed from the DB-Engines ranking|
|Description||Cloud-based data warehousing service||Scalable, distributed, serverless MySQL database platform built on top of Vitess||OpenCL based in-memory RDBMS, designed for efficiently utilizing the hardware via parallel computing|
|Primary database model||Relational DBMS||Relational DBMS||Relational DBMS|
|Secondary database models||Document store|
|License Commercial or Open Source||commercial||commercial||commercial|
|Cloud-based only Only available as a cloud service||yes||yes||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Server operating systems||hosted||Docker|
|Typing predefined data types such as float or date||yes||yes||yes|
|no Import/export of XML data possible||no|
|SQL Support of SQL||yes||yes with proprietary extensions||yes|
|APIs and other access methods||.NET Client API|
|Supported programming languages||Java|
|Server-side scripts Stored procedures||PL/SQL, SQL PL||yes proprietary syntax|
|Partitioning methods Methods for storing different data on different nodes||Sharding||Sharding||horizontal partitioning|
|Replication methods Methods for redundantly storing data on multiple nodes||yes||Multi-source replication|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||no||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency||Eventual Consistency across shards|
Immediate Consistency within a shard
|Foreign keys Referential integrity||yes||yes not for MyISAM storage engine||yes|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||ACID at shard level||ACID|
|Concurrency Support for concurrent manipulation of data||yes||yes table locks or row locks depending on storage engine||yes|
|Durability Support for making data persistent||yes||yes||yes|
|User concepts Access control||fine grained access rights according to SQL-standard||Users with fine-grained authorization concept no user groups or roles||fine grained access rights according to SQL-standard|
More information provided by the system vendor
Related products and services
|IBM Db2 warehouse formerly named IBM dashDB||PlanetScale||Yaacomo|
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