基于spark的奥运会奖牌变化数据分析
舟率率 7/5/2025 pythonscalaflask
# 项目概况
# 数据类型
奥运会奖牌数据
# 开发环境
centos7
# 软件版本
python3.8.18、hadoop3.2.0、spark3.1.2、mysql5.7.38、scala2.12.18、jdk8
# 开发语言
python、Scala
# 开发流程
数据上传(hdfs)->数据分析(spark)->数据存储(mysql)->后端(flask)->前端(html+js+css)
# 可视化图表
# 操作步骤
# python安装包
pip3 install pandas==2.0.3 -i https://mirrors.aliyun.com/pypi/simple/
pip3 install flask==3.0.0 -i https://mirrors.aliyun.com/pypi/simple/
pip3 install flask-cors==4.0.1 -i https://mirrors.aliyun.com/pypi/simple/
pip3 install pymysql==1.1.0 -i https://mirrors.aliyun.com/pypi/simple/
pip3 install pyecharts==2.0.4 -i https://pypi.tuna.tsinghua.edu.cn/simple
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# 启动MySQL
# 查看mysql是否启动 启动命令: systemctl start mysqld.service
systemctl status mysqld.service
# 进入mysql终端
# MySQL的用户名:root 密码:123456
# MySQL的用户名:root 密码:123456
# MySQL的用户名:root 密码:123456
mysql -uroot -p123456
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# 创建MySQL库
CREATE DATABASE IF NOT EXISTS echarts CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
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# 启动Hadoop
# 离开安全模式: hdfs dfsadmin -safemode leave
# 启动hadoop
bash /export/software/hadoop-3.2.0/sbin/start-hadoop.sh
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# 准备目录
mkdir -p /data/jobs/project/
cd /data/jobs/project/
# 上传 "project-spark-olympic-gold-medals-analysis" 整个文件夹 到 "/data/jobs/project/" 目录
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# 上传文件到hdfs
cd /data/jobs/project/project-spark-olympic-gold-medals-analysis/data
hdfs dfs -mkdir -p /data/input/
hdfs dfs -rm -r /data/input/*
hdfs dfs -put summer.csv /data/input/
hdfs dfs -ls /data/input/
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# 程序打包
cd /data/jobs/project/
# 对 项目 "project-spark-olympic-gold-medals-analysis" 进行打包
# 打包命令: mvn clean package -Dmaven.test.skip=true
# yes | cp /data/jobs/project/project-spark-olympic-gold-medals-analysis/target/project-spark-olympic-gold-medals-analysis-jar-with-dependencies.jar /data/jobs/project/
# 上传 "project-spark-olympic-gold-medals-analysis/target/" 目录下的 "project-spark-olympic-gold-medals-analysis-jar-with-dependencies.jar" 文件 到 "/data/jobs/project/" 目录
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# spark数据分析
cd /data/jobs/project/
spark-submit \
--master local[*] \
--class org.example.demo.CleanCsv \
/data/jobs/project/project-spark-olympic-gold-medals-analysis-jar-with-dependencies.jar /data/input/ /data/output/
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# 启动可视化
cd /data/jobs/project/project-spark-olympic-gold-medals-analysis/可视化/flaskProject/
# windows本地运行: python app.py
python3 app.py pro
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