DBMS > PostgreSQL vs. RocksDB vs. SAP SQL Anywhere vs. Splunk vs. STSdb
System Properties Comparison PostgreSQL vs. RocksDB vs. SAP SQL Anywhere vs. Splunk vs. STSdb
|Editorial information provided by DB-Engines|
|Name||PostgreSQL Xexclude from comparison||RocksDB Xexclude from comparison||SAP SQL Anywhere formerly called Adaptive Server Anywhere Xexclude from comparison||Splunk Xexclude from comparison||STSdb Xexclude from comparison|
|Description||Widely used open source RDBMS Developed as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL||Embeddable persistent key-value store optimized for fast storage (flash and RAM)||RDBMS database and synchronization technologies for server, desktop, remote office, and mobile environments||Analytics Platform for Big Data||Key-Value Store with special method for indexing optimized for high performance using a special indexing method|
|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.||Key-value store||Relational DBMS||Search engine||Key-value store|
|Secondary database models||Document store|
|Developer||PostgreSQL Global Development Group www.postgresql.org/developer||Facebook, Inc.||SAP formerly Sybase||Splunk Inc.||STS Soft SC|
|Initial release||1989 1989: Postgres, 1996: PostgreSQL||2013||1992||2003||2011|
|Current release||12.1, November 2019||6.5.2, November 2019||17, July 2015|
|License Commercial or Open Source||Open Source BSD||Open Source BSD||commercial||commercial Limited free edition and free developer edition available||Open Source GPLv2, commercial license available|
|Cloud-based only Only available as a cloud service||no||no||no||no||no|
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|Server operating systems||FreeBSD|
|Typing predefined data types such as float or date||yes||no||yes||yes||yes primitive types and user defined types (classes)|
|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.||no||yes||yes|
|SQL Support of SQL||yes standard with numerous extensions||no||yes||no Splunk Search Processing Language for search commands||no|
|APIs and other access methods||ADO.NET|
native C library
streaming API for large objects
|HTTP REST||.NET Client API|
|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.||no||yes, in C/C++, Java, .Net or Perl||yes||no|
|Partitioning methods Methods for storing different data on different nodes||partitioning by range, list and (since PostgreSQL 11) by hash||none||none||Sharding||none|
|Replication methods Methods for redundantly storing data on multiple nodes||Master-slave replication other methods possible by using 3rd party extensions||none||Master-slave replication Database mirroring||Master-master replication||none|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||no||no||yes||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency||Immediate Consistency||Eventual Consistency|
|Foreign keys Referential integrity||yes||no||yes||no||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||yes||ACID||no A 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searching||no|
|Concurrency Support for concurrent manipulation of data||yes||yes||yes||yes||yes|
|Durability Support for making data persistent||yes||yes||yes||yes||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||no||yes||yes||no|
|User concepts Access control||fine grained access rights according to SQL-standard||no||fine grained access rights according to SQL-standard||Access rights for users and roles||no|
More information provided by the system vendor
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|Related products and services|
|3rd parties||CYBERTEC: your professional partner for PostgreSQL services and Data Science based on PostgreSQL since 2000. With offices in Austria, Uruguay, Estonia and Switzerland, CYBERTEC operates worldwide!|
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|PostgreSQL||RocksDB||SAP SQL Anywhere formerly called Adaptive Server Anywhere||Splunk||STSdb|
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