修改查询在修改造成死锁

 package com.synthesize_energy.item.entity;
 
 import com.baomidou.mybatisplus.annotation.*;
+import com.baomidou.mybatisplus.extension.activerecord.Model;
 import com.fasterxml.jackson.annotation.JsonFormat;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
@@ -16,7 +17,7 @@ import java.util.Date;
  */
 @Data
 @TableName("synthesize_no_1")
-public class Synthesize_no_1 implements Serializable {
+public class Synthesize_no_1 extends Model<Synthesize_no_1> implements Serializable {
     private static final long serialVersionUID = 4315624380474106909L;
     @TableId(type = IdType.ID_WORKER_STR)
     private String id;

@@ -29,6 +29,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.ApplicationContext;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Propagation;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.Assert;
 import org.springframework.util.StringUtils;
@@ -46,7 +47,7 @@ import java.util.stream.Collectors;
  */
 @Service
 @Slf4j
-@Transactional(rollbackFor = Exception.class)
+//@Transactional(rollbackFor = Exception.class)
 public class ProjectServiceImpl implements ProjectService {
 
     @Autowired
@@ -274,6 +275,7 @@ public class ProjectServiceImpl implements ProjectService {
     }
 
     @Override
+    @Transactional(propagation = Propagation.SUPPORTS)
     public No_3_1Tall_Dto no3_1_1GetType(String id) {
         Synthesize_no_1 byId = no_1Service.getById(id);
         byId.setCountState("1");
@@ -1485,7 +1487,7 @@ public class ProjectServiceImpl implements ProjectService {
                 double totalAnnualTotalHotWaterRequirement = 0.0;
                 for (Synthesize_no_2_1 synthesize_no_2_1 : synthesize_no_2_1s) {
                     CalculateLoad calculateLoad = calculateLoadService.getById(synthesize_no_2_1.getId());
-                    if (Objects.nonNull(calculateLoad.getNo44())){
+                    if (Objects.nonNull(calculateLoad.getNo44())) {
                         totalAnnualTotalHotWaterRequirement += calculateLoad.getNo44();
                     }
                 }