January 2019
Beginner
556 pages
14h 19m
English
Content preview from Learning PostgreSQL 11 - Third Edition
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Template databases
By default, when a database is created, it's cloned from a template database called template1. The template database contains a set of tables, views, and functions that are used to model the relation between the user-defined database objects. These tables, views, and functions are part of the system catalog schema, called pg_catalog.
The schema is very close to the namespace concept in object-oriented languages. It's often used to organize database objects, functionality, security access, or to eliminate name collision.
The PostgreSQL server has two template databases:
- template1: The default database to be cloned. It can be modified to allow global modification to all the newly-created databases. For example, if someone ...
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