DBMS > PostgreSQL vs. Tibero vs. Titan
System Properties Comparison PostgreSQL vs. Tibero vs. Titan
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|Editorial information provided by DB-Engines|
|Name||PostgreSQL Xexclude from comparison||Tibero Xexclude from comparison||Titan Xexclude from comparison|
|Titan has been decommisioned after the takeover by Datastax. It will be removed from the DB-Engines ranking. A fork has been open-sourced as JanusGraph.|
|Description||Widely used open source RDBMS Developed as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL||A secure RDBMS, designed for easy portability from Oracle||Titan is a Graph DBMS optimized for distributed clusters.|
|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||Graph DBMS|
|Secondary database models||Document store|
|Developer||PostgreSQL Global Development Group www.postgresql.org/developer||TmaxSoft||Aurelius, owned by DataStax|
|Initial release||1989 1989: Postgres, 1996: PostgreSQL||2003||2012|
|Current release||14.4, June 2022||6, April 2015|
|License Commercial or Open Source||Open Source BSD||commercial||Open Source Apache license, version 2.0|
|Cloud-based only Only available as a cloud service||no||no||no|
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|Implementation language||C||C and Assembler||Java|
|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|
|SQL Support of SQL||yes standard with numerous extensions||yes||no|
|APIs and other access methods||ADO.NET|
native C library
streaming API for large objects
Oracle Call Interface (OCI)
|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.||Persistent Stored Procedure (PSM)||yes|
|Partitioning methods Methods for storing different data on different nodes||partitioning by range, list and (since PostgreSQL 11) by hash||horizontal partitioning by range, hash, list or composite||yes via pluggable storage backends|
|Replication methods Methods for redundantly storing data on multiple nodes||Source-replica replication other methods possible by using 3rd party extensions||Multi-source replication|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||no||yes via Faunus, a graph analytics engine|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency||Immediate Consistency||Eventual Consistency|
|Foreign keys Referential integrity||yes||yes||yes Relationships in graph|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||ACID||ACID|
|Concurrency Support for concurrent manipulation of data||yes||yes||yes|
|Durability Support for making data persistent||yes||yes||yes Supports various storage backends: Cassandra, HBase, Berkeley DB, Akiban, Hazelcast|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||no||no planned for next version|
|User concepts Access control||fine grained access rights according to SQL-standard||fine grained access rights according to SQL-standard (SQL 92, SQL 99)||User authentification and security via Rexster Graph Server|
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