yes UDFs, stored procedures, table functions in parallel Triggers yes yes yes Partitioning methods Methods for storing different data on different nodes horizontal partitioning, sharding with MySQL Cluster or MySQL Fabric partitioning by range, list and (since PostgreSQL 11) by hash Sharding Hashing Replication methods Methods for redundantly storing data on multiple nodes Multi-source replication Ruby Server-side scripts Stored procedures yes proprietary syntax user defined functions realized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc. OLE DB Supported programming languages Ada yes Secondary indexes yes yes yes Join-index to prejoin tables, aggregate index, sparse index, hash index SQL Support of SQL yes with proprietary extensions yes standard with numerous extensions yes SQL 2016 + extensions APIs and other access methods ADO.NET yes yes specific XML-type available, but no XML query functionality. support for XML data structures, and/or support for XPath, XQuery or XSLT. Linux Data scheme yes yes yes Typing predefined data types such as float or date yes yes yes XML support Some form of processing data in XML format, e.g. Implementation language C and C++ C Server operating systems FreeBSD Leverage any extension and get SSH access.
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Time Series DBMS DB-Engines Ranking measures the popularity of database management systems Trend Chart Score 1163.94 Rank #2 Overall #2 Relational DBMS Score 612.82 Rank #4 Overall #4 Relational DBMS Score 62.64 Rank #19 Overall #13 Relational DBMS Website Technical documentation /doc Developer Oracle since 2010, originally MySQL AB, then Sun PostgreSQL Global Development Group Teradata Initial release 1995 1989 1989: Postgres, 1996: PostgreSQL 1984 Current release 8.0.33, April 2023 15.3, May 2023 Teradata Vantage 1.0 MU2, January 2019 License Commercial or Open Source Open Source GPL version 2. Relational DBMS Secondary database models Document store Handling of key/value pairs with hstore module.
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Editorial information provided by DB-Engines Name MySQL X exclude from comparison PostgreSQL X exclude from comparison Teradata X exclude from comparison Description Widely used open source RDBMS Widely used open source RDBMS Developed as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL A hybrid cloud data analytics software platform (Teradata Vantage) Primary database model Relational DBMS Key/Value like access via memcached API Relational DBMS with object oriented extensions, e.g.: user defined types/functions and inheritance. Please select another system to include it in the comparison. Teradata System Properties Comparison MySQL vs.
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