diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index db34ebe..668bc3b 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -1,13 +1,15 @@
 # ??MySQL??
 spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
-spring.datasource.url=jdbc:mysql://localhost:3306/groupone_db\
+spring.datasource.url=jdbc:mysql://localhost:3306/llksh\
 ?useSSL=false\
 &serverTimezone=Asia/Shanghai\
 &characterEncoding=utf8\
 &allowPublicKeyRetrieval=true
 
 spring.datasource.username=root
-spring.datasource.password=Rfw@2935
+spring.datasource.password=wuxiaorui123
+# src/main/resources/application.properties
+spring.jpa.database-platform=org.hibernate.dialect.MySQL8Dialect
 
 # ???????????
 spring.datasource.hikari.maximum-pool-size=10
@@ -16,4 +18,12 @@
 spring.datasource.hikari.connection-timeout=30000
 
 # ???? MyBatis ?????
-mybatis.configuration.map-underscore-to-camel-case=true
\ No newline at end of file
+mybatis.configuration.map-underscore-to-camel-case=true
+
+
+
+# ?????????
+mybatis.type-aliases-package=edu.bjtu.groupone.backend.domain.entity
+
+# ????????
+mybatis.mapper-locations=classpath:mapper/*.xml
\ No newline at end of file