import pyodbc

# 定义连接字符串
conn_str = (
    r"DRIVER=IhOLEDB.iHistorian.1;"
    r"Persist Security Info=True;"
    r"Mode=Read;"
    r"server=192.168.9.8;"
    r"uid=administrator;"
    r"pwd=TES@ihistorian2018;"
)

# 使用pyodbc连接数据库
cnxn = pyodbc.connect(conn_str)

# 执行SQL查询
cursor = cnxn.cursor()
cursor.execute("select * from ihTags where tagname= [HN.DF.DF11.DF11_TC1].AIO.AN_Air_Supply_Pressure")

# 处理结果集
for row in cursor.fetchall():
    print(row)

# 关闭连接
cnxn.close()