diff --git a/pom.xml b/pom.xml
index 49534a14c38ba8e56ddd8deef9f168f60efc09f7..ab3dc48af7f4cba876e2dad914364ea644567f8b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -134,6 +134,11 @@
             <artifactId>seata-spring-boot-starter</artifactId>
             <version>1.4.0</version>
         </dependency>
+        <dependency>
+            <groupId>com.baomidou</groupId>
+            <artifactId>dynamic-datasource-spring-boot-starter</artifactId>
+            <version>3.5.1</version>
+        </dependency>
     </dependencies>
     <build>
         <plugins>
diff --git a/src/main/java/com/kwan/springbootkwan/service/impl/PersonServiceImpl.java b/src/main/java/com/kwan/springbootkwan/service/impl/PersonServiceImpl.java
index ea7cb7a5234259eb84e0e3185a1b0453569759a7..de7c46a895a63596af4de45b8f2fc9af63b24733 100644
--- a/src/main/java/com/kwan/springbootkwan/service/impl/PersonServiceImpl.java
+++ b/src/main/java/com/kwan/springbootkwan/service/impl/PersonServiceImpl.java
@@ -1,5 +1,6 @@
 package com.kwan.springbootkwan.service.impl;
 
+import com.baomidou.dynamic.datasource.annotation.DS;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.kwan.springbootkwan.entity.Person;
 import com.kwan.springbootkwan.mapper.PersonMapper;
@@ -13,11 +14,11 @@ public class PersonServiceImpl extends ServiceImpl<PersonMapper, Person> impleme
     @Autowired
     private PersonMapper personMapper;
 
-    //    @DS(value ="ali-ds" )
+    @DS(value = "ali-ds")
     @Override
     public Person savePerson(Person person) {
         personMapper.insert(person);
-        final int i = 1 / 0;
+//        final int i = 1 / 0;
         return person;
     }
 }
diff --git a/src/main/java/com/kwan/springbootkwan/service/impl/UserServiceImpl.java b/src/main/java/com/kwan/springbootkwan/service/impl/UserServiceImpl.java
index 79ddf56abce134d834fc23eafbe16d1391ab7a83..8b3899e0f9c632d59d160dd153b16bf326e2af7b 100644
--- a/src/main/java/com/kwan/springbootkwan/service/impl/UserServiceImpl.java
+++ b/src/main/java/com/kwan/springbootkwan/service/impl/UserServiceImpl.java
@@ -1,5 +1,6 @@
 package com.kwan.springbootkwan.service.impl;
 
+import com.baomidou.dynamic.datasource.annotation.DS;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.kwan.springbootkwan.entity.Person;
 import com.kwan.springbootkwan.entity.User;
@@ -40,6 +41,7 @@ public class UserServiceImpl extends ServiceImpl<UserMapper, User> implements IU
         return userByName;
     }
 
+    @DS(value = "kwan-ds")
     @GlobalTransactional
     @Override
     public User saveUser(User user) {
diff --git a/src/main/resources/application-bak.yaml b/src/main/resources/application-bak1.yaml
similarity index 66%
rename from src/main/resources/application-bak.yaml
rename to src/main/resources/application-bak1.yaml
index 804b99a0427447cf95073d023b8470bee040c851..2ef682e413999094b7503e41c12ec2e23a6b9aa6 100644
--- a/src/main/resources/application-bak.yaml
+++ b/src/main/resources/application-bak1.yaml
@@ -1,3 +1,4 @@
+#这个配置是原始配置,不带seata
 server:
   port: 8761
   servlet:
@@ -11,8 +12,6 @@ swagger:
 
 #兼容swagger配置
 spring:
-  application:
-    name: spring-boot-demo
   #项目启动时创建数据表的 SQL 脚本，该脚本由 Spring Batch 提供
   #spring.datasource.schema=classpath:/org/springframework/batch/core/schema-mysql.sql
   # 在项目启动时执行建表 SQL
@@ -50,48 +49,11 @@ spring:
       matching-strategy: ant_path_matcher
   # mysql
   datasource:
-    url: jdbc:mysql://localhost:3306/kwan?useSSL=false&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
     driver-class-name: com.mysql.cj.jdbc.Driver
+    url: jdbc:mysql://localhost:3306/kwan?useSSL=false&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
     username: root
     password: 716288qwe
 
-
-#    dynamic:
-#      primary: kwan-ds
-#      datasource:
-#        kwan-ds:
-#          url: jdbc:mysql://localhost:3306/kwan?useSSL=false&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
-#          driver-class-name: com.mysql.cj.jdbc.Driver
-#          username: root
-#          password: 716288qwe
-##        ali-ds:
-##          url: jdbc:mysql://localhost:3306/spring-boot?useSSL=false&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
-##          driver-class-name: com.mysql.cj.jdbc.Driver
-##          username: root
-##          password: 1716288qwe
-#      seata: true
-#  cloud:
-#    nacos:
-#      discovery:
-#        server-addr: http://120.79.36.53:8848   #服务注册地址
-#      config:
-#        enabled: false
-
-#seata配置
-seata:
-  enable-auto-data-source-proxy: false
-  application-id: ${spring.application.name}
-  tx-service-group: ${spring.application.name}-group
-  service:
-    vgroup-mapping:
-      spring-boot-demo-group: default
-    grouplist:
-      default: 127.0.0.1:8091
-  config:
-    type: file
-  registry:
-    type: file
-
 #mybatis-plus配置
 mybatis-plus:
   configuration:
@@ -112,4 +74,4 @@ mybatis-plus:
 
 #logger配置
 logging:
-  config: classpath:logback-spring.xml
+  config: classpath:logback-spring.xml
\ No newline at end of file
diff --git a/src/main/resources/application-bak2.yaml b/src/main/resources/application-bak2.yaml
index a8b9276aaf8799e584250bbc74a27a002bf3e4d0..c89b7074178f6d27cd820583f496594c05b4b46d 100644
--- a/src/main/resources/application-bak2.yaml
+++ b/src/main/resources/application-bak2.yaml
@@ -1,3 +1,4 @@
+#这个配置是单数据库seata
 server:
   port: 8761
   servlet:
@@ -11,6 +12,8 @@ swagger:
 
 #兼容swagger配置
 spring:
+  application:
+    name: spring-boot-name
   #项目启动时创建数据表的 SQL 脚本，该脚本由 Spring Batch 提供
   #spring.datasource.schema=classpath:/org/springframework/batch/core/schema-mysql.sql
   # 在项目启动时执行建表 SQL
@@ -53,6 +56,18 @@ spring:
     username: root
     password: 716288qwe
 
+seata:
+  application-id: spring-boot-name
+  tx-service-group: my-tx-group
+  service:
+    vgroup-mapping:
+      my-tx-group: seata-server
+    grouplist:
+      seata-server: 127.0.0.1:8091
+  enabled: true
+
+
+
 #mybatis-plus配置
 mybatis-plus:
   configuration:
diff --git a/src/main/resources/application-bak3.yaml b/src/main/resources/application-bak3.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..5027a85dd81efea0e8f08b0951e44f5c1470a641
--- /dev/null
+++ b/src/main/resources/application-bak3.yaml
@@ -0,0 +1,102 @@
+#不同库不同表,带seata
+server:
+  port: 8761
+  servlet:
+    encoding:
+      force: true
+      charset: UTF-8
+      enabled: true
+
+swagger:
+  enable: true
+
+#兼容swagger配置
+spring:
+  application:
+    name: spring-boot-name
+  #项目启动时创建数据表的 SQL 脚本，该脚本由 Spring Batch 提供
+  #spring.datasource.schema=classpath:/org/springframework/batch/core/schema-mysql.sql
+  # 在项目启动时执行建表 SQL
+  batch:
+    initialize-schema: always
+    # 禁止 Spring Batch 自动执行，在 SpringBoot 中，默认情况，当项目启动时就会执行配置好的批理操作，添加了该配置后则不会自动执行，而需要用户手动触发执行
+    job:
+      enabled: false
+  mail:
+    host: smtp.qq.com
+    # 发送者的邮箱账号
+    username: 327782001@qq.com
+    # 邮箱密码授权码
+    password: kypxnmwfniqrcbeh
+    properties:
+      mail:
+        smtp:
+          auth: true
+          starttls:
+            enable: true
+            required: true
+  redis:
+    database: 0 # Redis数据库索引（默认为0）
+    host: 120.79.36.53  #Redis服务器地址
+    port: 6379 # Redis服务器连接端口
+    password: # Redis服务器连接密码（默认为空）
+    jedis:
+      pool:
+        max-active: 200 # 连接池最大连接数（使用负值表示没有限制）
+        max-idle: 10 # 连接池中的最大空闲连接
+        min-idle: 0 # 连接池中的最小空闲连接
+        max-wait: -1 # 连接池最大阻塞等待时间（使用负值表示没有限制）
+  mvc:
+    pathmatch:
+      matching-strategy: ant_path_matcher
+  # mysql
+  datasource:
+    dynamic:
+      seata: true
+      primary: kwan-ds
+      datasource:
+        kwan-ds:
+          driver-class-name: com.mysql.cj.jdbc.Driver
+          url: jdbc:mysql://localhost:3306/kwan?useSSL=false&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
+          username: root
+          password: 716288qwe
+        ali-ds:
+          driver-class-name: com.mysql.cj.jdbc.Driver
+          url: jdbc:mysql://120.79.36.53:3306/kwan?useSSL=false&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
+          username: root
+          password: 15671628341Qwe.
+
+
+seata:
+  application-id: spring-boot-name
+  tx-service-group: my-tx-group
+  service:
+    vgroup-mapping:
+      my-tx-group: seata-server
+    grouplist:
+      seata-server: 127.0.0.1:8091
+  enabled: true
+
+
+
+#mybatis-plus配置
+mybatis-plus:
+  configuration:
+    map-underscore-to-camel-case: true
+    call-setters-on-nulls: true
+    auto-mapping-behavior: full
+    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
+  mapper-locations: classpath*:mapper/**/*Mapper.xml
+  global-config:
+    banner: false
+    # 逻辑删除配置
+    db-config:
+      id-type: AUTO
+      logic-delete-field: delFlag
+      logic-delete-value: 1
+      logic-not-delete-value: 0
+      table-underline: true
+
+#logger配置
+logging:
+  config: classpath:logback-spring.xml
\ No newline at end of file
diff --git a/src/main/resources/application.yaml b/src/main/resources/application.yaml
index c03f88e7597e141b9e0d62b0056d0ca4e8eaca44..bbed000a37128baf6e8bdd832ba15fc56c02f24c 100644
--- a/src/main/resources/application.yaml
+++ b/src/main/resources/application.yaml
@@ -50,10 +50,21 @@ spring:
       matching-strategy: ant_path_matcher
   # mysql
   datasource:
-    driver-class-name: com.mysql.cj.jdbc.Driver
-    url: jdbc:mysql://localhost:3306/kwan?useSSL=false&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
-    username: root
-    password: 716288qwe
+    dynamic:
+      seata: true
+      primary: kwan-ds
+      datasource:
+        kwan-ds:
+          driver-class-name: com.mysql.cj.jdbc.Driver
+          url: jdbc:mysql://localhost:3306/kwan?useSSL=false&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
+          username: root
+          password: 716288qwe
+        ali-ds:
+          driver-class-name: com.mysql.cj.jdbc.Driver
+          url: jdbc:mysql://120.79.36.53:3306/kwan?useSSL=false&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
+          username: root
+          password: 15671628341Qwe.
+
 
 seata:
   application-id: spring-boot-name