January 2002
Intermediate to advanced
640 pages
16h 39m
English
Content preview from Practical PostgreSQL
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Drop User
Removes a PostgreSQL user.
Synopsis
DROP USER nameParameters
nameThe username of the PostgreSQL user you wish to remove.
Results
DROP USERThe message returned when a PostgreSQL user is successfully removed.
ERROR: DROP USER: user "name" does not existThe error returned if the specified PostgreSQL user cannot be found on the connected host.
ERROR: DROP USER: user "name" owns database "database", cannot be removedThe error returned if a database called
databasestill exists when you attempt to drop thenameuser. Any owned databases must first be removed.
Description
Use the DROP USER command to remove a user from a database. You are
not allowed to remove a user that owns a database. All database objects the user owned will
continue to exist within the database.
Note
To run this command from the command prompt, use dropuser, which is a wrapper application to the same SQL command (see Chapter 10 for more about this command).
Example
The following example permanently drops the PostgreSQL user named jonathan from the system:
template1=# DROP USER jonathan;
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