在python3.6上访问impala数

2023-01-31 01:01:01 访问 python3 Impala

python3.6上访问impala数据库

  • 安装impyla包
    cmd: python3 -m pip install impyla
    在安装的过程中可能会报出Microsoft Visual c++ 14.0 is required
    按照提示的链接下载2015版,然后再重新安装就OK
  • 代码demo
from impala.dbapi import connect
from impala.util import as_pandas
conn = connect(host='10.161.20.11', port=21050)
cur = conn.cursor()
cur.execute('SHOW TABLES')
cur.execute('SELECT * FROM businfo')
data = as_pandas(cur)
print (data)
print (type(data))
  • 可能遇到的问题
    ThriftPy does not support generating module with path in protocol ‘d’
    解决办法:Http://blog.csdn.net/dechengtju/article/details/61197641

http://blog.csdn.net/faith_mo_blog/article/details/46985287
https://stackoverflow.com/questions/32338006/write-pandas-table-to-impala

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