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- '''
- 定义表的结构，并在数据库中创建对应的数据表
- '''
- __author__ = 'lmstack'
- from sqlalchemy.ext.declarative import declarative_base
- from sqlalchemy import Column, String, create_engine, Integer, DateTime, BigInteger, FLOAT, TIMESTAMP, func, Text
- from urllib import parse
- Base = declarative_base()
- class ConsistencyDeltaSoc(Base):
- __tablename__ = "cellStateEstimation_interShort"
- __table_args__ = ({'comment': '内短路电流'}) # 添加索引和表注释
- id = Column(Integer, primary_key=True, autoincrement=True, comment="主键")
- add_time = Column(TIMESTAMP(True), server_default=func.now(), comment='记录创建时间') # 创建时间
- update_time = Column(TIMESTAMP(True), nullable=False, server_default=func.now(), onupdate=func.now(), comment='记录更新时间') # 更新时间
- time_st = Column(TIMESTAMP(True), comment="开始时间")
- time_sp = Column(TIMESTAMP(True), comment="结束时间")
- sn = Column(String(64), comment="sn")
- method = Column(Integer, comment="计算方法")
- short_current = Column(Text, comment="内短路电流/mA")
- baltime = Column(Text, comment="均衡时间/s")
- # def __init__(self, sn, current, time_stamp, pack_state, line_state):
- # self.sn = sn
- # self.current = current
- # self.time_stamp = time_stamp
- # self.pack_state = pack_state
- # self.line_state = line_state
- # 执行该文件，创建表格到对应的数据库中
- if __name__ == "__main__":
- host = 'rm-bp10j10qy42bzy0q77o.mysql.rds.aliyuncs.com'
- port = 3306
- user = 'qx_cas'
- password = parse.quote_plus('Qx@123456')
- database = 'qx_cas'
-
- db_engine = create_engine(
- "mysql+pymysql://{}:{}@{}:{}/{}?charset=utf8".format(
- user, password, host, port, database
- ))
- Base.metadata.create_all(db_engine)
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