diff --git a/online-taxi-public/service-passenger-user/pom.xml b/online-taxi-public/service-passenger-user/pom.xml
index 6a45733..7d64417 100644
--- a/online-taxi-public/service-passenger-user/pom.xml
+++ b/online-taxi-public/service-passenger-user/pom.xml
@@ -16,6 +16,18 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
         </dependency>
+
+        <!-- mybatis-plus -->
+        <dependency>
+            <groupId>com.baomidou</groupId>
+            <artifactId>mybatis-plus-boot-starter</artifactId>
+            <version>3.4.3.1</version>
+        </dependency>
+
+        <dependency>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+        </dependency>
     </dependencies>
 
 </project>
\ No newline at end of file
diff --git a/online-taxi-public/service-passenger-user/src/main/java/com/taxi/servicepassengeruser/ServicePassengerUserApplication.java b/online-taxi-public/service-passenger-user/src/main/java/com/taxi/servicepassengeruser/ServicePassengerUserApplication.java
index ecb058e..fd21781 100644
--- a/online-taxi-public/service-passenger-user/src/main/java/com/taxi/servicepassengeruser/ServicePassengerUserApplication.java
+++ b/online-taxi-public/service-passenger-user/src/main/java/com/taxi/servicepassengeruser/ServicePassengerUserApplication.java
@@ -1,10 +1,12 @@
 package com.taxi.servicepassengeruser;
 
+import org.mybatis.spring.annotation.MapperScan;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 
 
 @SpringBootApplication
+@MapperScan("com.taxi.servicepassengeruser.mapper")
 public class ServicePassengerUserApplication {
 
     public static void main(String[] args) {
diff --git a/online-taxi-public/service-passenger-user/src/main/java/com/taxi/servicepassengeruser/dto/PassengerUser.java b/online-taxi-public/service-passenger-user/src/main/java/com/taxi/servicepassengeruser/dto/PassengerUser.java
new file mode 100644
index 0000000..25eaa34
--- /dev/null
+++ b/online-taxi-public/service-passenger-user/src/main/java/com/taxi/servicepassengeruser/dto/PassengerUser.java
@@ -0,0 +1,24 @@
+package com.taxi.servicepassengeruser.dto;
+
+import lombok.Data;
+
+import java.time.LocalDateTime;
+
+@Data
+public class PassengerUser {
+
+    private long id;
+
+    private LocalDateTime gmtCreate;
+
+    private LocalDateTime gmtModified;
+
+    private String passengerPhone;
+
+    private String passengerName;
+
+    private byte passengerGender;
+
+    private byte state;
+
+}
diff --git a/online-taxi-public/service-passenger-user/src/main/java/com/taxi/servicepassengeruser/mapper/PassengerUserMapper.java b/online-taxi-public/service-passenger-user/src/main/java/com/taxi/servicepassengeruser/mapper/PassengerUserMapper.java
new file mode 100644
index 0000000..afde46e
--- /dev/null
+++ b/online-taxi-public/service-passenger-user/src/main/java/com/taxi/servicepassengeruser/mapper/PassengerUserMapper.java
@@ -0,0 +1,13 @@
+package com.taxi.servicepassengeruser.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.taxi.servicepassengeruser.dto.PassengerUser;
+import org.springframework.stereotype.Repository;
+
+
+@Repository
+public interface PassengerUserMapper extends BaseMapper<PassengerUser> {
+
+
+
+}
diff --git a/online-taxi-public/service-passenger-user/src/main/java/com/taxi/servicepassengeruser/service/UserService.java b/online-taxi-public/service-passenger-user/src/main/java/com/taxi/servicepassengeruser/service/UserService.java
index aec4df4..739f62b 100644
--- a/online-taxi-public/service-passenger-user/src/main/java/com/taxi/servicepassengeruser/service/UserService.java
+++ b/online-taxi-public/service-passenger-user/src/main/java/com/taxi/servicepassengeruser/service/UserService.java
@@ -1,16 +1,28 @@
 package com.taxi.servicepassengeruser.service;
 
 import com.internal.dto.ResponseResult;
+import com.taxi.servicepassengeruser.dto.PassengerUser;
+import com.taxi.servicepassengeruser.mapper.PassengerUserMapper;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
 @Service
 public class UserService {
 
+    @Autowired
+    private PassengerUserMapper passengerUserMapper;
 
     public ResponseResult loginOrReg(String passengerPhone){
         System.out.println("UserService 被调用， 手机号: " + passengerPhone);
         //根据手机号查询用户信息
-
+        Map<String,Object> map = new HashMap<>();
+        map.put("passenger_phone",passengerPhone);
+        List<PassengerUser> list = passengerUserMapper.selectByMap(map);
+        System.out.println("查询用户数据条数：size= " + list.size());
         //判断用户信息是否存在
 
         //如果不存在，插入用户信息
diff --git a/online-taxi-public/service-passenger-user/src/main/resources/application.yaml b/online-taxi-public/service-passenger-user/src/main/resources/application.yaml
index 9899989..9006981 100644
--- a/online-taxi-public/service-passenger-user/src/main/resources/application.yaml
+++ b/online-taxi-public/service-passenger-user/src/main/resources/application.yaml
@@ -1,2 +1,9 @@
 server:
-  port: 8083
\ No newline at end of file
+  port: 8083
+
+spring:
+  datasource:
+    driver-class-name: com.mysql.cj.jdbc.Driver
+    url: jdbc:mysql://localhost:3306/service-passenger-user?characterEncoding=utf-8&serverTimezone=GMT%2B8
+    username: root
+    password: topsun123
\ No newline at end of file
diff --git a/online-taxi-public/service-passenger-user/target/classes/application.yaml b/online-taxi-public/service-passenger-user/target/classes/application.yaml
index 9899989..9006981 100644
--- a/online-taxi-public/service-passenger-user/target/classes/application.yaml
+++ b/online-taxi-public/service-passenger-user/target/classes/application.yaml
@@ -1,2 +1,9 @@
 server:
-  port: 8083
\ No newline at end of file
+  port: 8083
+
+spring:
+  datasource:
+    driver-class-name: com.mysql.cj.jdbc.Driver
+    url: jdbc:mysql://localhost:3306/service-passenger-user?characterEncoding=utf-8&serverTimezone=GMT%2B8
+    username: root
+    password: topsun123
\ No newline at end of file