Function writer

test/pytests/test_completer_use_switch.py:97–112

()

                return

    def writer() -> None:
        n = 0
        while not stop.is_set() and n < 2000:
            n += 1
            schema = f"db_{n}"
            # Point dbname at a not-yet-loaded schema, then load it, as the
            # reset=True refresh path does.
            completer.set_dbname(schema)
            completer.load_schema_metadata(
                schema=schema,
                table_columns={"t": ["*", "c1", "c2"]},
                foreign_keys={},
                enum_values={},
                functions={},
                procedures={},
            )

    threads = [threading.Thread(target=reader) for _ in range(3)]
    threads.append(threading.Thread(target=writer))