DBMS > Alibaba Cloud Table Store vs. IBM Db2 Event Store vs. PostGIS
System Properties Comparison Alibaba Cloud Table Store vs. IBM Db2 Event Store vs. PostGIS
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|Editorial information provided by DB-Engines|
|Name||Alibaba Cloud Table Store Xexclude from comparison||IBM Db2 Event Store Xexclude from comparison||PostGIS Xexclude from comparison|
|Description||A fully managed Wide Column Store for large quantities of semi-structured data with real-time access||Distributed Event Store optimized for Internet of Things use cases||Spatial extension of PostgreSQL|
|Primary database model||Wide column store||Event Store|
Time Series DBMS
|Secondary database models||Relational DBMS|
|Current release||2.0||3.3.2, November 2022|
|License Commercial or Open Source||commercial||commercial free developer edition available||Open Source GPL v2.0|
|Cloud-based only Only available as a cloud service||yes||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Implementation language||C and C++||C|
|Server operating systems||hosted||Linux Linux, macOS, Windows for the developer addition|
|Typing predefined data types such as float or date||yes||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||no||yes|
|SQL Support of SQL||no||yes through the embedded Spark runtime||yes|
|APIs and other access methods||HTTP API||ADO.NET|
RESTful HTTP API
|Supported programming languages||Java|
|Server-side scripts Stored procedures||no||yes||user defined functions|
|Partitioning methods Methods for storing different data on different nodes||Sharding Implicit feature of the cloud service||Sharding||yes based on PostgreSQL|
|Replication methods Methods for redundantly storing data on multiple nodes||yes Implicit feature of the cloud service||Active-active shard replication||yes based on PostgreSQL|
|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||Immediate Consistency|
|Foreign keys Referential integrity||no||no||yes|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||Atomic single-row operations||no||ACID|
|Concurrency Support for concurrent manipulation of data||yes||No - written data is immutable||yes|
|Durability Support for making data persistent||yes||Yes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storage||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||no||yes||no|
|User concepts Access control||Access rights based on subaccounts and tokens||fine grained access rights according to SQL-standard||yes based on PostgreSQL|
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|Alibaba Cloud Table Store||IBM Db2 Event Store||PostGIS|
|DB-Engines blog posts|
Spatial database management systems What are some ways of getting free credit for Alibaba Cloud? Top data analytics tools comparison: Alibaba Cloud, AWS, Azure ... An essential guide to the 2019 serverless ecosystem provided by Google News How IBM Is Turning Db2 into an 'AI Database' IBM Builds New Ultra-Fast Platform for Hoovering Up and Analyzing ... IBM Advances 'Watson Anywhere' with New Clients and Innovations ... provided by Google News
What are some ways of getting free credit for Alibaba Cloud?
Top data analytics tools comparison: Alibaba Cloud, AWS, Azure ...
An essential guide to the 2019 serverless ecosystem
provided by Google News
How IBM Is Turning Db2 into an 'AI Database'
IBM Builds New Ultra-Fast Platform for Hoovering Up and Analyzing ...
IBM Advances 'Watson Anywhere' with New Clients and Innovations ...
provided by Google News
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