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View Code? Open in Web Editor NEWVeighNa框架的MySQL数据库接口
Home Page: https://www.vnpy.com
License: MIT License
VeighNa框架的MySQL数据库接口
Home Page: https://www.vnpy.com
License: MIT License
MySQL 数据库连接在长时间不活动后会断开,在记录连续一周行情的时候很让人困扰。
通过 ReconnectMixin
可以让 PeeweeMySQLDatabase
带上自动重连的功能,如 commit
不知道将其作为 vnpy_mysql
的默认行为是否合适?
vnpy_mysql/vnpy_mysql/mysql_database.py
self.db.create_tables([DbBarData, DbTickData, DbBarOverview, DbTickOverview])
前面加一行
if not DBBarData.table_exists():
在 无远程数据库写入权限 且远程数据库使用旧版vnpy创建(无DbTickOverview表)时 会报错无(建表)权限 无法启动vnpy
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