（1）安装数据库
转到目录：D:\python36\Scripts
pip install MySQLClient
填写图片摘要（选填）
（2）导入TXT文件
代码：
# -*- coding: utf-8 -*-
"""
Created on Fri Apr 20 10:22:25 2018
@author: LingtingWu
"""
import os;
import pandas;
import MySQLdb;
import matplotlib;
import matplotlib.pyplot as plt;
connection = MySQLdb.connect(
host='localhost',
user='root',
passwd='123456',
db='7.1',
charset='utf8'
);
#导入数据到MySQL
#遍历目录，把里面的所有数据入库
rootDir="D:\\Python\\7.1\\";
def exeSQL(sql):
print("exeSQL: " + sql)
connection.query(sql);
for fileName in os.listdir(rootDir):
path = os.path.join(rootDir, fileName)
if ".txt" in fileName:
print(path)
path = path.replace("\\", "\\\\");
#拿到文件名中的时间字段
datetime = fileName[0:8];
tableName = "订购明细" + datetime;
#建表、导入数据到表中
exeSQL("drop table if exists " + tableName)
exeSQL("create table " + tableName + "(订单编号 int, 订购日期 datetime, 用户ID int, 产品 char(8), `单价(元)` int, 数量 int, 订购金额 int);");
exeSQL("LOAD DATA LOCAL INFILE '" + path + "' INTO TABLE `" + tableName + "` CHARACTER SET 'UTF8' COLUMNS TERMINATED BY ',' LINES TERMINATED BY '\\n' IGNORE 1 LINES;");
#建立日订购统计表
exeSQL("create table if not exists 日订购统计表(统计日期 date, 订购用户数 int, 订购次数 int, 人均订购金额 double, 订购总额 double);");
exeSQL("delete from 日订购统计表 where 统计日期='" + datetime + "';");
exeSQL("insert into 日订购统计表 select '" + datetime + "', count(distinct 用户ID), count(用户ID), sum(订购金额)/count(distinct 用户ID), sum(订购金额) from `" + tableName + "`;");
statDay = pandas.read_sql('select * from 日订购统计表;', con=connection);
#记得用完要关闭连接
connection.close();
print('\n日订购统计表数据如下:');
print(statDay);
#绘图
font = {
'family' : 'SimHei'
}
matplotlib.rc('font', **font);
plot1 = plt.plot(statDay['统计日期'], statDay['订购用户数']);
plot2 = plt.plot(statDay['统计日期'], statDay['订购次数']);
plot3 = plt.plot(statDay['统计日期'], statDay['人均订购金额']);
plt.show();
plt.legend(('订购用户数', '订购次数', '人均订购金额'))
【遇到的问题】
ProgrammingError: (1064, "You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'ROW 1' at line 1")
【解决办法】
ROW->LINES;