统一项目编码格式为UTF-8

.idea/encodings.xml

@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="Encoding">
+  <component name="Encoding" defaultCharsetForPropertiesFiles="UTF-8">
     <file url="file://$PROJECT_DIR$/src/main/java" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/src/main/resources" charset="UTF-8" />
+    <file url="PROJECT" charset="UTF-8" />
   </component>
 </project>

README.md

@@ -1,3 +1,9 @@
 # 电商基础秒杀项目
 
-基于 SpringBoot，数据库使用MySQL
+项目简介：基于SpringBoot，数据库使用MySQL
+
+开发工具：IntelliJ IDEA 2021.3.2 (Ultimate Edition)
+
+数据库版本：MySQL 5.7
+
+项目数据库文件：[点击打开](./Others/sql/flashsale.sql)

src/main/resources/application.properties

@@ -1,6 +1,12 @@
 
-# ????
 server.port=8090
 
 #mybatis.mapper-locations=classpath:mapping/*.xml
-mybatis.mapperLocations=classpath:mapping/*.xml
+mybatis.mapperLocations=classpath:mapping/*.xml
+
+spring.datasource.name=flashsale
+spring.datasource.url=jdbc:mysql://127.0.0.1:3306/flashsale
+spring.datasource.username=root
+spring.datasource.password=111111
+
+# 使用druid数据源