PostgresOSM.table_exists

PostgresOSM.table_exists(table_name, schema_name='public')

Check if a table exists in the database being connected.

Parameters

  • table_name (str) – name of a table

  • schema_name (str) – name of a schema, defaults to 'public'

Returns

True if the table exists, False otherwise

Return type

bool

Examples:

>>> from pyhelpers.sql import PostgreSQL

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

>>> testdb.table_exists(table_name='England', schema_name='points')
>>> # (if 'points.England' does not exist)
False

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