DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. Coveo
System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. Coveo
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|Editorial information provided by DB-Engines|
|Name||Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB Xexclude from comparison||Coveo Xexclude from comparison|
|Description||An online MPP (Massively Parallel Processing) data warehousing service based on Greenplum||AI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code development|
|Primary database model||Relational DBMS||Search engine|
|Developer||Alibaba / Pivotal Software Inc. / PostgreSQL Global Development Group||Coveo|
|License Commercial or Open Source||commercial||commercial|
|Cloud-based only Only available as a cloud service||yes||yes|
|DBaaS offerings (sponsored links) Database as a Service|
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|Server operating systems||hosted||hosted|
|Data scheme||yes||hybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configuration|
|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.||yes||no|
|SQL Support of SQL||yes||no|
|APIs and other access methods||JDBC|
|RESTful HTTP API|
|Supported programming languages||C|
|Server-side scripts Stored procedures||yes||no|
|Partitioning methods Methods for storing different data on different nodes||Sharding Implicit feature of the cloud service||yes|
|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||Immediate Consistency|
|Foreign keys Referential integrity||yes||yes|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||yes|
|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||granular access controls, API key management, content filters|
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|Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB||Coveo|
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