DBMS > PostgreSQL vs. SAP SQL Anywhere vs. Splunk
System Properties Comparison PostgreSQL vs. SAP SQL Anywhere vs. Splunk
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|Editorial information provided by DB-Engines|
|Name||PostgreSQL Xexclude from comparison||SAP SQL Anywhere formerly called Adaptive Server Anywhere Xexclude from comparison||Splunk Xexclude from comparison|
|Description||Widely used open source RDBMS Developed as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL||RDBMS database and synchronization technologies for server, desktop, remote office, and mobile environments||Analytics Platform for Big Data|
|Primary database model||Relational DBMS with object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.||Relational DBMS||Search engine|
|Secondary database models||Document store|
|Developer||PostgreSQL Global Development Group www.postgresql.org/developer||SAP formerly Sybase||Splunk Inc.|
|Initial release||1989 1989: Postgres, 1996: PostgreSQL||1992||2003|
|Current release||14.4, June 2022||17, July 2015|
|License Commercial or Open Source||Open Source BSD||commercial||commercial Limited free edition and free developer edition available|
|Cloud-based only Only available as a cloud service||no||no||no|
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|Server operating systems||FreeBSD|
|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.||yes specific XML-type available, but no XML query functionality.||yes||yes|
|SQL Support of SQL||yes standard with numerous extensions||yes||no Splunk Search Processing Language for search commands|
|APIs and other access methods||ADO.NET|
native C library
streaming API for large objects
|Supported programming languages||.Net|
|Server-side scripts Stored procedures||user defined functions realized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.||yes, in C/C++, Java, .Net or Perl||yes|
|Partitioning methods Methods for storing different data on different nodes||partitioning by range, list and (since PostgreSQL 11) by hash||none||Sharding|
|Replication methods Methods for redundantly storing data on multiple nodes||Source-replica replication other methods possible by using 3rd party extensions||Source-replica replication Database mirroring||Multi-source replication|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||no||yes|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency||Immediate Consistency||Eventual Consistency|
|Foreign keys Referential integrity||yes||yes||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||ACID||no A 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searching|
|Concurrency Support for concurrent manipulation of data||yes||yes||yes|
|Durability Support for making data persistent||yes||yes||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||fine grained access rights according to SQL-standard||fine grained access rights according to SQL-standard||Access rights for users and roles|
More information provided by the system vendor
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|PostgreSQL||SAP SQL Anywhere formerly called Adaptive Server Anywhere||Splunk|
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