Difference between revisions of "Database Schema"

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[[wikipedia:Database_schema|Database schemas]] are analogous to [[directories]] at the operating system level, except that schemas cannot be nested. <ref>https://www.postgresql.org/docs/current/ddl-schemas.html</ref>
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[[wikipedia:Database schema]] are analogous to [[directories]] at the operating system level, except that schemas cannot be nested. <ref>https://www.postgresql.org/docs/current/ddl-schemas.html</ref>
  
  

Revision as of 10:02, 27 April 2022

wikipedia:Database schema are analogous to directories at the operating system level, except that schemas cannot be nested. [1]


Typical schemas usage scenarios:

  • To allow many users to use one database without interfering with each other.
  • To organize database objects into logical groups to make them more manageable.
  • Third-party applications can be put into separate schemas so they do not collide with the names of other objects.


Examples:


PostgreSQL:

Related

See also

  • https://www.postgresql.org/docs/current/ddl-schemas.html
  • https://stackoverflow.com/a/10353730
  • https://dba.stackexchange.com/questions/40045/how-do-i-list-all-schemas-in-postgresql
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