Difference between PostgreSQL and Teradata

1. PostgreSQL :
PostgreSQL is a powerful, open-source Object-relational database system. It provides good performance with low maintenance efforts because of its high stability. PostgreSQL was the first DBMS that implemented multi-version concurrency control (MVCC) feature.

2. Teradata :
Teradata is an RDBMS that is produced by Teradata Corp. And it is used to manage large data warehousing operations. Teradata Corporation is a provider of database and analytics-related software, products, and services. It accepts the number of requests from multiple client applications.



Difference between PostgreSQL and Teradata :

SR.NO PostgreSQL Teradata
1 It is developed by PostgreSQL Global Development Group in 1989. It is developed by Teradata Corp. in 1984.
2 PostgreSQL server operating systems are FreeBSD, HP-UX, Linux, NetBSD, OpenBSD, OS X, Solaris, Unix and Windows. Teradata server operating systems are Linux, hosted.
3 The primary database model for PostgreSQL is Relational DBMS. The primary database model for Teradata is Relational DBMS.
4 It is a open source software framework. It runs world’s largest commercial databases.
5 Famous companies like National Audubon Society, Inc., FreshRealm, LLC, TIME Systems etc uses PostgreSQL. Famous companies like Cognizant, Capgemini, aws, Cisco, Citibank, etc use Teradata.
6 It do not support In-memory capabilities. It support in-memory capabilities.
7 It provides us with Immediate Consistency method to ensure consistency in a distributed system. It also provides us with Immediate Consistency method to ensure consistency in a distributed system.
8 It supports Master-Slave Replication. It supports both Master-Slave Replication and Master-Master Replication.
9 It supports C, .Net, C++, Java, JavaScript, PHP, Python, Ruby. It supports C, C++, Cobol, Java (JDBC-ODBC), Perl, PL/1, Python, R, Ruby.
10 It provides access rights for users and roles. It provide fine grained access rights according to SQL-standard.


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