DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. FoundationDB
System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. FoundationDB
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|Editorial information provided by DB-Engines|
|Name||Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB Xexclude from comparison||FoundationDB Xexclude from comparison|
|Created as commercial project in 2013, FoundationDB has been acquired by Apple in March 2015 and was withdrawn from the market. As a consequence, the product was removed from the DB-Engines ranking. In April 2018, Apple open-sourced FoundationDB and it therefore reappears in the ranking.|
|Description||An online MPP (Massively Parallel Processing) data warehousing service based on Greenplum||Ordered key-value store. Core features are complimented by layers.|
|Primary database model||Relational DBMS||Document store supported via specific layer|
Relational DBMS supported via specific SQL-layer
|Developer||Alibaba / Pivotal Software Inc. / PostgreSQL Global Development Group||FoundationDB|
|Current release||6.2.28, November 2020|
|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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|Server operating systems||hosted||Linux|
|Data scheme||yes||schema-free some layers support schemas|
|Typing predefined data types such as float or date||yes||no some layers support typing|
|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|
|SQL Support of SQL||yes||supported in specific SQL layer only|
|APIs and other access methods||JDBC|
|Supported programming languages||C|
|Server-side scripts Stored procedures||yes||in SQL-layer only|
|Partitioning methods Methods for storing different data on different nodes||Sharding Implicit feature of the cloud service||Sharding|
|Replication methods Methods for redundantly storing data on multiple nodes||yes Implicit feature of the cloud service||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||Linearizable consistency|
|Foreign keys Referential integrity||yes||in SQL-layer only|
|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|
|User concepts Access control||fine grained access rights according to SQL-standard||no|
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|Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB||FoundationDB|
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