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第一步导入坐标

           
    
     org.postgresql
            
    
     postgresql
            
    
     runtime
        
       
       
           
    
     com.alibaba
            
    
     druid-spring-boot-starter
            
    
     1.1.10
        
       
       
           
    
     com.baomidou
            
    
     mybatis-plus-boot-starter
            
    
     3.2.0
        
       
           
    
     com.alibaba.cloud
            
    
     spring-cloud-alibaba-seata
            
    
     2.2.0.RELEASE
            
                
                     
      
       io.seata
                      
      
       seata-spring-boot-starter
                  
             
        
       
           
    
     io.seata
            
    
     seata-spring-boot-starter
            
    
     1.3.0
        
   

第二步增加seata配置

seata:  enabled: true  application-id: demo  tx-service-group: my_test_tx_group  enable-auto-data-source-proxy: true  config:    type: nacos    nacos:      namespace:      server-addr: 192.168.101.50:8848      group: SEATA_GROUP      username: nacos      password: nacos  registry:    type: nacos    nacos:      application: seata-server      server-addr: 192.168.101.50:8848      namespace:      username: nacos      password: nacos

第三步resources下增加seata.conf文件

## ---------------------------------------------------------------------------## Licensed to the Apache Software Foundation (ASF) under one or more## contributor license agreements.  See the NOTICE file distributed with## this work for additional information regarding copyright ownership.## The ASF licenses this file to You under the Apache License, Version 2.0## (the "License"); you may not use this file except in compliance with## the License.  You may obtain a copy of the License at####      http://www.apache.org/licenses/LICENSE-2.0#### Unless required by applicable law or agreed to in writing, software## distributed under the License is distributed on an "AS IS" BASIS,## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.## See the License for the specific language governing permissions and## limitations under the License.## ---------------------------------------------------------------------------client {
       ##这是唯一的和项目名保持一致    application.id = demo    transaction.service.group = my_test_tx_group}