pip install apache-airflow pymysql cryptography
airflow db clean
import os
from airflow import configuration
from airflow.utils.db import create_session
def cleanup_db():
db_uri = configuration.get('core', 'SQL_ALCHEMY_CONN')
with create_session() as session:
session.execute("DROP SCHEMA public CASCADE")
session.execute("CREATE SCHEMA public")
session.commit()
os.system("airflow initdb")
with session.begin():
session.execute("DELETE FROM serialized_dag")
cleanup_db()
注意:这个脚本将删除整个Airflow数据库,并重新初始化它,因此您需要谨慎操作。最好创建一个备份,以防错误。
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