PostgreSQL.drop_database

PostgreSQL.drop_database(database_name=None, confirmation_required=True, verbose=False)[source]

Delete/drop a database.

Parameters:

  • database_name (str | None) – database to be disconnected; if database_name=None (default), drop the database being currently currented

  • confirmation_required (bool) – whether to prompt a message for confirmation to proceed, defaults to True

  • verbose (bool | int) – whether to print relevant information in console as the function runs, defaults to False

Examples:

>>> from pyhelpers.dbms import PostgreSQL

>>> testdb = PostgreSQL('localhost', 5432, 'postgres', database_name='testdb')
Password (postgres@localhost:5432): ***
Connecting postgres:***@localhost:5432/testdb ... Successfully.
>>> testdb.database_name
'testdb'

>>> testdb.drop_database(verbose=True)  # Delete the database "testdb"
To drop the database "testdb" from postgres:***@localhost:5432
? [No]|Yes: yes
Dropping "testdb" ... Done.

>>> testdb.database_exists(database_name='testdb')
False
>>> testdb.drop_database(database_name='testdb', verbose=True)
The database "testdb" does not exist.
>>> testdb.database_name
'postgres'