python python mysql pandas连接和查询

Posted 2021-05-10

import pandas as pd
from sqlalchemy import create_engine

server = u'localhost'
user = u'root'
password = u'x'
port = u'3306'
db = u'CRANE'

connection_string = u'mysql+pymysql://' + user + u':' + password + u'@' + server + u':' + port + u'/' +db
engine = create_engine(connection_string, echo=False)

q = pd.read_sql_query( "select * from ENERGY", con=engine)