python 讀取mysql資料

import pymysql

import pandas as pd
defload_data_from_mysql()
:	conn = pymysql.connect(host=
"127.0.0.1"
,	                       port=
3306
,	                       user=
"test"
,	                       password=
"test"
,	                       db=
"database"
,	                       charset=
"utf8"
)	cursor = conn.cursor(
)	sql =
"select * from table1"
cursor.execute(sql)
result = cursor.fetchall(
)return result
if __name__==
"__main__"
:	load_data_from_mysql(
)

import pymysql

import pandas as pd
defload_data_frame_from_mysql()
:    conn = pymysql.connect(host=
"127.0.0.1"
,                           port=
3306
,                           user=
"test"
,                           password=
"test"
,                           db=
"database"
,                           charset=
"utf8"
)    sql =
"select * from table1"
data_frame = pd.read_sql(sql, conn)
return data_frame

安裝sshtunnel

pip install sshtunnel

with sshtunnelforwarder(

ssh_address_or_host=
('跳板機位址'
, 跳板機埠)
,    ssh_username=
'跳板機賬戶名'
,    ssh_pkey=
'本機id_rsa位址'
,    remote_bind_address=
('遠端資料庫位址'
, 資料庫埠)
)as tunnel:
conn = pymysql.connect(host=
"127.0.0.1"
,//必須是127.0
.0.1
port=server.local_bind_port,
user=
"資料庫使用者名稱"
,                           password=
"資料庫密碼"
,                           db=
"資料庫"
)    
cursor = conn.cursor(
)    sql =
"select * from 表名"
cursor.execute(sql)
result = cursor.fetchall(
)print
(result)

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