Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE job_history (job_id VARCHAR, end_date VARCHAR, start_date VARCHAR)
### Question:
display job ID for those jobs that were done by two or more for more than 300 days.
### Answer:
SELECT job_id FROM job_history WHERE end_date - start_date > 300 GROUP BY job_id HAVING COUNT(*) >= 2