python如何通过jdbc来连接impala?需要装什么包么?可以给出例子么?
安装impala包就可以
下面是例子,望采纳
from impala.dbapi import connect
conn = connect(host='127.0.0.1', port=12446, database=db_name,
user=user, password=password, auth_mechanism='PLAIN')
cur = conn.cursor()
cur.execute('select * from tb1 ;')
data_list = cur.fetchall()
for data in data_list:
print(data)