diff --git a/backend/pom.xml b/backend/pom.xml
index 9af278b..eb331b4 100644
--- a/backend/pom.xml
+++ b/backend/pom.xml
@@ -54,6 +54,7 @@
         <dependency>
             <groupId>com.mysql</groupId>
             <artifactId>mysql-connector-j</artifactId>
+            <version>${mysql.version}</version>
             <scope>runtime</scope>
         </dependency>
 
@@ -83,13 +84,6 @@
             <scope>runtime</scope>
         </dependency>
 
-        <!-- H2 Database -->
-        <dependency>
-            <groupId>com.h2database</groupId>
-            <artifactId>h2</artifactId>
-            <scope>runtime</scope>
-        </dependency>
-
         <!-- Lombok -->
         <dependency>
             <groupId>org.projectlombok</groupId>
diff --git a/backend/src/main/resources/application-dev.yml b/backend/src/main/resources/application-dev.yml
index 366ffe9..e219fda 100644
--- a/backend/src/main/resources/application-dev.yml
+++ b/backend/src/main/resources/application-dev.yml
@@ -8,33 +8,30 @@ spring:
     name: pet-hospital
 
   datasource:
-    driver-class-name: org.h2.Driver
-    url: jdbc:h2:mem:testdb;DB_CLOSE_DELAY=-1;DB_CLOSE_ON_EXIT=FALSE;MODE=MYSQL;
-    username: sa
+    driver-class-name: com.mysql.cj.jdbc.Driver
+    url: jdbc:mysql://localhost:3306/pet_hospital_dev?useUnicode=true&characterEncoding=utf8&useSSL=false&serverTimezone=GMT%2B8
+    username: root
     password: password
     hikari:
-      maximum-pool-size: 10
-      minimum-idle: 5
+      maximum-pool-size: 20
+      minimum-idle: 10
       connection-timeout: 30000
+      idle-timeout: 600000
+      max-lifetime: 1800000
 
   jackson:
     time-zone: GMT+8
     date-format: yyyy-MM-dd HH:mm:ss
 
-  h2:
-    console:
-      enabled: true
-      path: /h2-console
-
   jpa:
     hibernate:
-      ddl-auto: create-drop
+      ddl-auto: update
     show-sql: true
 
   sql:
     init:
       mode: always
-      schema-locations: classpath*:schema-h2.sql
+      schema-locations: classpath*:schema.sql
       data-locations: classpath*:data.sql
 
 mybatis-plus:
diff --git a/backend/src/main/resources/application.yml b/backend/src/main/resources/application.yml
index b83f286..0001a01 100644
--- a/backend/src/main/resources/application.yml
+++ b/backend/src/main/resources/application.yml
@@ -25,6 +25,10 @@ mybatis-plus:
       logic-not-delete-value: 0
   mapper-locations: classpath*:mapper/**/*.xml
 
+# 数据库配置
+database:
+  type: mysql
+
 # JWT配置
 jwt:
   secret: pet-hospital-secret-key-2024-guanpengfei-graduate-design
diff --git a/backend/src/main/resources/schema-h2.sql b/backend/src/main/resources/schema-h2.sql
deleted file mode 100644
index 22298e9..0000000
--- a/backend/src/main/resources/schema-h2.sql
+++ /dev/null
@@ -1,242 +0,0 @@
--- 如果表不存在则创建表，如果存在则添加缺失的列
-
--- 检查并创建appointment表或添加缺失列
-CREATE TABLE IF NOT EXISTS appointment (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    customer_id BIGINT NOT NULL,
-    pet_id BIGINT NOT NULL,
-    doctor_id BIGINT,
-    department VARCHAR(50),
-    appointment_date DATE,
-    time_slot VARCHAR(20), -- 添加这个缺失的列
-    status VARCHAR(20) DEFAULT 'PENDING',
-    remark TEXT,
-    cancel_time TIMESTAMP NULL,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建visit表
-CREATE TABLE IF NOT EXISTS visit (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    appointment_id BIGINT,
-    customer_id BIGINT NOT NULL,
-    pet_id BIGINT NOT NULL,
-    doctor_id BIGINT NOT NULL,
-    symptoms TEXT,
-    diagnosis TEXT,
-    treatment_plan TEXT,
-    status VARCHAR(20) DEFAULT 'PENDING',
-    total_amount DECIMAL(10,2),
-    payment_status VARCHAR(20) DEFAULT 'UNPAID',
-    payment_method VARCHAR(20),
-    payment_time TIMESTAMP NULL,
-    start_time TIMESTAMP,
-    end_time TIMESTAMP,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建prescription表
-CREATE TABLE IF NOT EXISTS prescription (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    visit_id BIGINT,
-    doctor_id BIGINT,
-    customer_id BIGINT,
-    total_amount DECIMAL(10,2),
-    status VARCHAR(20) DEFAULT 'DRAFT',
-    remark TEXT,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建prescription_item表
-CREATE TABLE IF NOT EXISTS prescription_item (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    prescription_id BIGINT NOT NULL,
-    drug_id BIGINT NOT NULL,
-    quantity INT NOT NULL,
-    dosage VARCHAR(100),
-    frequency VARCHAR(50),
-    duration VARCHAR(50),
-    usage_instructions TEXT,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建order_info表
-CREATE TABLE IF NOT EXISTS order_info (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    visit_id BIGINT,
-    customer_id BIGINT NOT NULL,
-    amount DECIMAL(10,2),
-    status VARCHAR(20) DEFAULT 'UNPAID',
-    payment_method VARCHAR(20),
-    payment_time TIMESTAMP NULL,
-    remark TEXT,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建drug表
-CREATE TABLE IF NOT EXISTS drug (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    name VARCHAR(100) NOT NULL,
-    category VARCHAR(50),
-    manufacturer VARCHAR(100),
-    specification VARCHAR(100),
-    unit_price DECIMAL(10,2),
-    stock_quantity INT DEFAULT 0,
-    unit VARCHAR(20),
-    status INT DEFAULT 1,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建pet表
-CREATE TABLE IF NOT EXISTS pet (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    owner_id BIGINT NOT NULL,
-    name VARCHAR(50) NOT NULL,
-    species VARCHAR(50),
-    breed VARCHAR(100),
-    gender VARCHAR(10), -- 修改为VARCHAR以支持MALE/FEMALE
-    birthday DATE, -- 添加birthday字段而不是age
-    weight DOUBLE, -- 添加weight字段
-    photo VARCHAR(255), -- 添加photo字段
-    remark TEXT, -- 添加remark字段
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建doctor表
-CREATE TABLE IF NOT EXISTS doctor (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    name VARCHAR(50) NOT NULL,
-    department VARCHAR(50),
-    title VARCHAR(50),
-    phone VARCHAR(20),
-    email VARCHAR(100),
-    avatar VARCHAR(255),
-    status INT DEFAULT 1,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建user表
-CREATE TABLE IF NOT EXISTS `user` (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    username VARCHAR(50) NOT NULL UNIQUE,
-    phone VARCHAR(20),
-    email VARCHAR(100),
-    password VARCHAR(255) NOT NULL,
-    role VARCHAR(20) DEFAULT 'CUSTOMER',
-    status INT DEFAULT 1,
-    avatar VARCHAR(255),
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建medical_record表
-CREATE TABLE IF NOT EXISTS medical_record (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    visit_id BIGINT NOT NULL,
-    record_type VARCHAR(50), -- CHECKUP体检, DIAGNOSIS诊断, TREATMENT治疗
-    content TEXT,
-    attachment_urls TEXT,
-    doctor_id BIGINT,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建message表
-CREATE TABLE IF NOT EXISTS message (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    sender_id BIGINT,
-    receiver_id BIGINT NOT NULL,
-    content TEXT NOT NULL,
-    type VARCHAR(20) DEFAULT 'NOTICE', -- NOTICE通知, CHAT聊天
-    status VARCHAR(20) DEFAULT 'UNREAD', -- UNREAD未读, READ已读
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建notice表
-CREATE TABLE IF NOT EXISTS notice (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    title VARCHAR(200) NOT NULL,
-    content TEXT NOT NULL,
-    publisher_id BIGINT NOT NULL,
-    publish_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    status INT DEFAULT 1,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建report表
-CREATE TABLE IF NOT EXISTS report (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    report_type VARCHAR(50) NOT NULL, -- REVENUE收入, CUSTOMER客户, PET宠物, DRUG药品
-    report_data JSON,
-    period_start DATE,
-    period_end DATE,
-    generated_by BIGINT,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建stock_in表
-CREATE TABLE IF NOT EXISTS stock_in (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    drug_id BIGINT NOT NULL,
-    quantity INT NOT NULL,
-    unit_price DECIMAL(10,2),
-    supplier VARCHAR(100),
-    operator_id BIGINT,
-    remark TEXT,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建stock_out表
-CREATE TABLE IF NOT EXISTS stock_out (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    drug_id BIGINT NOT NULL,
-    quantity INT NOT NULL,
-    unit_price DECIMAL(10,2),
-    purpose VARCHAR(100), -- 用途：销售、损耗等
-    operator_id BIGINT,
-    remark TEXT,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 检查并创建vaccine_record表
-CREATE TABLE IF NOT EXISTS vaccine_record (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    pet_id BIGINT NOT NULL,
-    vaccine_name VARCHAR(100) NOT NULL,
-    dose_number INT,
-    injection_date DATE,
-    next_appointment_date DATE,
-    doctor_id BIGINT,
-    remark TEXT,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
\ No newline at end of file
diff --git a/backend/src/main/resources/schema.sql b/backend/src/main/resources/schema.sql
index c28ec10..22298e9 100644
--- a/backend/src/main/resources/schema.sql
+++ b/backend/src/main/resources/schema.sql
@@ -1,79 +1,59 @@
--- 用户表
-CREATE TABLE IF NOT EXISTS `user` (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    username VARCHAR(50) NOT NULL UNIQUE,
-    phone VARCHAR(20),
-    email VARCHAR(100),
-    password VARCHAR(255) NOT NULL,
-    role VARCHAR(20) DEFAULT 'CUSTOMER',
-    status INT DEFAULT 1,
-    avatar VARCHAR(255),
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
+-- 如果表不存在则创建表，如果存在则添加缺失的列
 
--- 宠物表
-CREATE TABLE IF NOT EXISTS pet (
+-- 检查并创建appointment表或添加缺失列
+CREATE TABLE IF NOT EXISTS appointment (
     id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    name VARCHAR(50) NOT NULL,
-    species VARCHAR(50),
-    breed VARCHAR(100),
-    gender CHAR(1),
-    age INT,
-    owner_id BIGINT NOT NULL,
-    health_status VARCHAR(100),
-    vaccination_status VARCHAR(100),
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 医生表
-CREATE TABLE IF NOT EXISTS doctor (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    name VARCHAR(50) NOT NULL,
+    customer_id BIGINT NOT NULL,
+    pet_id BIGINT NOT NULL,
+    doctor_id BIGINT,
     department VARCHAR(50),
-    title VARCHAR(50),
-    phone VARCHAR(20),
-    email VARCHAR(100),
-    avatar VARCHAR(255),
-    status INT DEFAULT 1,
+    appointment_date DATE,
+    time_slot VARCHAR(20), -- 添加这个缺失的列
+    status VARCHAR(20) DEFAULT 'PENDING',
+    remark TEXT,
+    cancel_time TIMESTAMP NULL,
     create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
     update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
     deleted INT DEFAULT 0
 );
 
--- 就诊记录表
+-- 检查并创建visit表
 CREATE TABLE IF NOT EXISTS visit (
     id BIGINT AUTO_INCREMENT PRIMARY KEY,
+    appointment_id BIGINT,
+    customer_id BIGINT NOT NULL,
     pet_id BIGINT NOT NULL,
     doctor_id BIGINT NOT NULL,
-    customer_id BIGINT NOT NULL,
     symptoms TEXT,
     diagnosis TEXT,
     treatment_plan TEXT,
-    visit_date DATE,
     status VARCHAR(20) DEFAULT 'PENDING',
+    total_amount DECIMAL(10,2),
+    payment_status VARCHAR(20) DEFAULT 'UNPAID',
+    payment_method VARCHAR(20),
+    payment_time TIMESTAMP NULL,
+    start_time TIMESTAMP,
+    end_time TIMESTAMP,
     create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
     update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
     deleted INT DEFAULT 0
 );
 
--- 处方表
+-- 检查并创建prescription表
 CREATE TABLE IF NOT EXISTS prescription (
     id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    visit_id BIGINT NOT NULL,
-    doctor_id BIGINT NOT NULL,
-    customer_id BIGINT NOT NULL,
+    visit_id BIGINT,
+    doctor_id BIGINT,
+    customer_id BIGINT,
     total_amount DECIMAL(10,2),
-    status VARCHAR(20) DEFAULT 'ACTIVE',
+    status VARCHAR(20) DEFAULT 'DRAFT',
+    remark TEXT,
     create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
     update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
     deleted INT DEFAULT 0
 );
 
--- 处方明细表
+-- 检查并创建prescription_item表
 CREATE TABLE IF NOT EXISTS prescription_item (
     id BIGINT AUTO_INCREMENT PRIMARY KEY,
     prescription_id BIGINT NOT NULL,
@@ -88,7 +68,22 @@ CREATE TABLE IF NOT EXISTS prescription_item (
     deleted INT DEFAULT 0
 );
 
--- 药品表
+-- 检查并创建order_info表
+CREATE TABLE IF NOT EXISTS order_info (
+    id BIGINT AUTO_INCREMENT PRIMARY KEY,
+    visit_id BIGINT,
+    customer_id BIGINT NOT NULL,
+    amount DECIMAL(10,2),
+    status VARCHAR(20) DEFAULT 'UNPAID',
+    payment_method VARCHAR(20),
+    payment_time TIMESTAMP NULL,
+    remark TEXT,
+    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+    deleted INT DEFAULT 0
+);
+
+-- 检查并创建drug表
 CREATE TABLE IF NOT EXISTS drug (
     id BIGINT AUTO_INCREMENT PRIMARY KEY,
     name VARCHAR(100) NOT NULL,
@@ -104,52 +99,106 @@ CREATE TABLE IF NOT EXISTS drug (
     deleted INT DEFAULT 0
 );
 
--- 订单表
-CREATE TABLE IF NOT EXISTS order_info (
+-- 检查并创建pet表
+CREATE TABLE IF NOT EXISTS pet (
     id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    visit_id BIGINT,
-    customer_id BIGINT NOT NULL,
-    amount DECIMAL(10,2),
-    status VARCHAR(20) DEFAULT 'UNPAID',
-    payment_method VARCHAR(20),
-    payment_time TIMESTAMP NULL,
-    remark TEXT,
+    owner_id BIGINT NOT NULL,
+    name VARCHAR(50) NOT NULL,
+    species VARCHAR(50),
+    breed VARCHAR(100),
+    gender VARCHAR(10), -- 修改为VARCHAR以支持MALE/FEMALE
+    birthday DATE, -- 添加birthday字段而不是age
+    weight DOUBLE, -- 添加weight字段
+    photo VARCHAR(255), -- 添加photo字段
+    remark TEXT, -- 添加remark字段
     create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
     update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
     deleted INT DEFAULT 0
 );
 
--- 预约表
-CREATE TABLE IF NOT EXISTS appointment (
+-- 检查并创建doctor表
+CREATE TABLE IF NOT EXISTS doctor (
     id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    pet_id BIGINT NOT NULL,
-    doctor_id BIGINT NOT NULL,
-    customer_id BIGINT NOT NULL,
-    appointment_date DATE NOT NULL,
-    appointment_time TIME NOT NULL,
-    reason TEXT,
-    status VARCHAR(20) DEFAULT 'PENDING',
+    name VARCHAR(50) NOT NULL,
+    department VARCHAR(50),
+    title VARCHAR(50),
+    phone VARCHAR(20),
+    email VARCHAR(100),
+    avatar VARCHAR(255),
+    status INT DEFAULT 1,
     create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
     update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
     deleted INT DEFAULT 0
 );
 
--- 疫苗接种记录表
-CREATE TABLE IF NOT EXISTS vaccine_record (
+-- 检查并创建user表
+CREATE TABLE IF NOT EXISTS `user` (
     id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    pet_id BIGINT NOT NULL,
-    vaccine_name VARCHAR(100) NOT NULL,
-    dose_number INT,
-    injection_date DATE,
-    next_appointment_date DATE,
+    username VARCHAR(50) NOT NULL UNIQUE,
+    phone VARCHAR(20),
+    email VARCHAR(100),
+    password VARCHAR(255) NOT NULL,
+    role VARCHAR(20) DEFAULT 'CUSTOMER',
+    status INT DEFAULT 1,
+    avatar VARCHAR(255),
+    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+    deleted INT DEFAULT 0
+);
+
+-- 检查并创建medical_record表
+CREATE TABLE IF NOT EXISTS medical_record (
+    id BIGINT AUTO_INCREMENT PRIMARY KEY,
+    visit_id BIGINT NOT NULL,
+    record_type VARCHAR(50), -- CHECKUP体检, DIAGNOSIS诊断, TREATMENT治疗
+    content TEXT,
+    attachment_urls TEXT,
     doctor_id BIGINT,
-    remark TEXT,
     create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
     update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
     deleted INT DEFAULT 0
 );
 
--- 库存入库表
+-- 检查并创建message表
+CREATE TABLE IF NOT EXISTS message (
+    id BIGINT AUTO_INCREMENT PRIMARY KEY,
+    sender_id BIGINT,
+    receiver_id BIGINT NOT NULL,
+    content TEXT NOT NULL,
+    type VARCHAR(20) DEFAULT 'NOTICE', -- NOTICE通知, CHAT聊天
+    status VARCHAR(20) DEFAULT 'UNREAD', -- UNREAD未读, READ已读
+    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+    deleted INT DEFAULT 0
+);
+
+-- 检查并创建notice表
+CREATE TABLE IF NOT EXISTS notice (
+    id BIGINT AUTO_INCREMENT PRIMARY KEY,
+    title VARCHAR(200) NOT NULL,
+    content TEXT NOT NULL,
+    publisher_id BIGINT NOT NULL,
+    publish_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    status INT DEFAULT 1,
+    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+    deleted INT DEFAULT 0
+);
+
+-- 检查并创建report表
+CREATE TABLE IF NOT EXISTS report (
+    id BIGINT AUTO_INCREMENT PRIMARY KEY,
+    report_type VARCHAR(50) NOT NULL, -- REVENUE收入, CUSTOMER客户, PET宠物, DRUG药品
+    report_data JSON,
+    period_start DATE,
+    period_end DATE,
+    generated_by BIGINT,
+    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+    deleted INT DEFAULT 0
+);
+
+-- 检查并创建stock_in表
 CREATE TABLE IF NOT EXISTS stock_in (
     id BIGINT AUTO_INCREMENT PRIMARY KEY,
     drug_id BIGINT NOT NULL,
@@ -163,7 +212,7 @@ CREATE TABLE IF NOT EXISTS stock_in (
     deleted INT DEFAULT 0
 );
 
--- 库存出库表
+-- 检查并创建stock_out表
 CREATE TABLE IF NOT EXISTS stock_out (
     id BIGINT AUTO_INCREMENT PRIMARY KEY,
     drug_id BIGINT NOT NULL,
@@ -177,53 +226,16 @@ CREATE TABLE IF NOT EXISTS stock_out (
     deleted INT DEFAULT 0
 );
 
--- 消息表
-CREATE TABLE IF NOT EXISTS message (
+-- 检查并创建vaccine_record表
+CREATE TABLE IF NOT EXISTS vaccine_record (
     id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    sender_id BIGINT,
-    receiver_id BIGINT NOT NULL,
-    content TEXT NOT NULL,
-    type VARCHAR(20) DEFAULT 'NOTICE', -- NOTICE通知, CHAT聊天
-    status VARCHAR(20) DEFAULT 'UNREAD', -- UNREAD未读, READ已读
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 公告表
-CREATE TABLE IF NOT EXISTS notice (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    title VARCHAR(200) NOT NULL,
-    content TEXT NOT NULL,
-    publisher_id BIGINT NOT NULL,
-    publish_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    status INT DEFAULT 1,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 医疗记录表
-CREATE TABLE IF NOT EXISTS medical_record (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    visit_id BIGINT NOT NULL,
-    record_type VARCHAR(50), -- CHECKUP体检, DIAGNOSIS诊断, TREATMENT治疗
-    content TEXT,
-    attachment_urls TEXT,
+    pet_id BIGINT NOT NULL,
+    vaccine_name VARCHAR(100) NOT NULL,
+    dose_number INT,
+    injection_date DATE,
+    next_appointment_date DATE,
     doctor_id BIGINT,
-    create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
-    deleted INT DEFAULT 0
-);
-
--- 报表统计表
-CREATE TABLE IF NOT EXISTS report (
-    id BIGINT AUTO_INCREMENT PRIMARY KEY,
-    report_type VARCHAR(50) NOT NULL, -- REVENUE收入, CUSTOMER客户, PET宠物, DRUG药品
-    report_data JSON,
-    period_start DATE,
-    period_end DATE,
-    generated_by BIGINT,
+    remark TEXT,
     create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
     update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
     deleted INT DEFAULT 0