class sqlite3.Connection A SQLite database connection has the following attributes and methods:

rollback() This method rolls back any changes to the database since the last call to commit().

class sqlite3.Cursor A Cursor instance has the following attributes and methods.

executemany(sql, seq_of_parameters) Executes an SQL command against all parameter sequences or mappings found in the sequence

in_transaction

dumbdbm.sync() Synchronize the on-disk directory and data files. This method is called by the Shelve.sync() method

exception dbm.error A tuple containing the exceptions that can be raised by each of the supported modules, with a unique exception

class shelve.DbfilenameShelf(filename, flag='c', protocol=None, writeback=False) A subclass of Shelf which accepts

rowcount Although the Cursor class of the sqlite3 module implements this attribute, the database engine’s

create_aggregate(name, num_params, aggregate_class) Creates a user-defined aggregate function. The