Presto学习笔记——Python客户端连接Presto

参考:三种客户端连接Presto

1.使用 presto-client

pip install presto-client==0.302.0

查询

import presto

# demo about the usage of presto-python-client
conn = presto.dbapi.connect(
    host='localhost',
    port=8889,
    user='hadoop',
    catalog='xx_catalog',
    schema='default'
    )
cur = conn.cursor()
sql = "select * from xxx.xxx limit 10"
cur.execute(sql)
rows = cur.fetchall()  
print(rows)

  

posted @ 2016-03-15 14:22  tonglin0325  阅读(534)  评论(0编辑  收藏  举报