diff --git a/cloud-task-server/src/main/java/com/muyu/task/server/controller/TaskInfoController.java b/cloud-task-server/src/main/java/com/muyu/task/server/controller/TaskInfoController.java
index b763d95..eae6bf0 100644
--- a/cloud-task-server/src/main/java/com/muyu/task/server/controller/TaskInfoController.java
+++ b/cloud-task-server/src/main/java/com/muyu/task/server/controller/TaskInfoController.java
@@ -118,7 +118,7 @@ public class TaskInfoController {
 
     @PostMapping("/execute")
     public Result execute(@RequestParam("taskId") Long taskId){
-        taskInputService.findByFieName(taskId);
+        taskInfoService.findByFieName(taskId);
         return Result.success();
     }
 
diff --git a/cloud-task-server/src/main/java/com/muyu/task/server/service/TaskInfoService.java b/cloud-task-server/src/main/java/com/muyu/task/server/service/TaskInfoService.java
index 4b33c64..9e5126d 100644
--- a/cloud-task-server/src/main/java/com/muyu/task/server/service/TaskInfoService.java
+++ b/cloud-task-server/src/main/java/com/muyu/task/server/service/TaskInfoService.java
@@ -12,4 +12,6 @@ import com.muyu.common.domian.resp.TaskInfoResp;
 
 public interface TaskInfoService extends IService<TaskInfo> {
     Page<TaskInfoResp> selectList(TaskInfoListReq req);
+
+    String findByFieName(Long taskId);
 }
diff --git a/cloud-task-server/src/main/java/com/muyu/task/server/service/TaskInputService.java b/cloud-task-server/src/main/java/com/muyu/task/server/service/TaskInputService.java
index ed0bbc0..be7afa6 100644
--- a/cloud-task-server/src/main/java/com/muyu/task/server/service/TaskInputService.java
+++ b/cloud-task-server/src/main/java/com/muyu/task/server/service/TaskInputService.java
@@ -5,10 +5,14 @@ import com.baomidou.mybatisplus.extension.service.IService;
 import com.muyu.common.domian.TaskInput;
 import com.muyu.common.domian.req.TaskInputListReq;
 
-import java.util.List;
-
 public interface TaskInputService extends IService<TaskInput> {
     Page<TaskInput> findList(TaskInputListReq req);
 
     String findByFieName(Long taskId);
+
+    TaskInput selectByNodeId(String oneNodeId);
+
+    TaskInput selectByTaskId(Long taskId);
+
+    Long selectByBasicId(Long taskId);
 }
diff --git a/cloud-task-server/src/main/java/com/muyu/task/server/service/impl/TaskInfoServiceImpl.java b/cloud-task-server/src/main/java/com/muyu/task/server/service/impl/TaskInfoServiceImpl.java
index ab79d53..f2750a4 100644
--- a/cloud-task-server/src/main/java/com/muyu/task/server/service/impl/TaskInfoServiceImpl.java
+++ b/cloud-task-server/src/main/java/com/muyu/task/server/service/impl/TaskInfoServiceImpl.java
@@ -1,17 +1,28 @@
 package com.muyu.task.server.service.impl;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.muyu.common.core.domain.Result;
 import com.muyu.common.core.utils.StringUtils;
+import com.muyu.common.domain.DataValue;
+import com.muyu.common.domian.NodeJoint;
 import com.muyu.common.domian.TaskInfo;
+import com.muyu.common.domian.TaskInput;
 import com.muyu.common.domian.req.TaskInfoListReq;
 import com.muyu.common.domian.resp.TaskInfoResp;
+import com.muyu.remote.feign.DatasourceFeign;
 import com.muyu.task.server.mapper.TaskInfoMapper;
+import com.muyu.task.server.service.NodeJointService;
 import com.muyu.task.server.service.TaskInfoService;
+import com.muyu.task.server.service.TaskInputService;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import org.springframework.util.CollectionUtils;
 
 import javax.annotation.Resource;
+import java.util.HashSet;
 import java.util.List;
 
 /**
@@ -22,12 +33,20 @@ public class TaskInfoServiceImpl extends ServiceImpl<TaskInfoMapper, TaskInfo> i
 
     @Resource
     private TaskInfoMapper taskInfoMapper;
+    @Autowired
+    private TaskInputService taskInputService;
+
+    @Autowired
+    private NodeJointService nodeJointService;
+
+    @Autowired
+    private DatasourceFeign datasourceFeign;
 
     @Override
     public Page<TaskInfoResp> selectList(TaskInfoListReq req) {
         LambdaQueryWrapper<TaskInfo> queryWrapper = new LambdaQueryWrapper<>();
         queryWrapper.like(StringUtils.isNotEmpty(req.getName()), TaskInfo::getName, req.getName());
-        queryWrapper.eq(req.getWeight()!=null, TaskInfo::getWeight, req.getWeight());
+        queryWrapper.eq(req.getWeight() != null, TaskInfo::getWeight, req.getWeight());
         queryWrapper.eq(StringUtils.isNotEmpty(req.getProcessStatus()), TaskInfo::getProcessStatus, req.getProcessStatus());
         Page<TaskInfo> page = new Page<>(req.getPageNum(), req.getPageSize());
         Page<TaskInfo> taskInfoPage = taskInfoMapper.selectPage(page, queryWrapper);
@@ -43,4 +62,60 @@ public class TaskInfoServiceImpl extends ServiceImpl<TaskInfoMapper, TaskInfo> i
         respPage.setPages(pages);
         return respPage;
     }
+
+    @Override
+    public String findByFieName(Long taskId) {
+        QueryWrapper<TaskInput> wrapper = new QueryWrapper<>();
+        wrapper.eq("task_id", taskId);
+        HashSet<Long> longs = new HashSet<>();
+        List<TaskInput> list = taskInputService.list(wrapper);
+        if (CollectionUtils.isEmpty(list)) {
+            return "没有选择字段";
+        }
+        String fieName = "";
+        for (int i = 0; i < list.size(); i++) {
+            fieName += "," + list.get(i).getTableAsFieId();
+            Long databaseId = list.get(i).getDatabaseId();
+            longs.add(databaseId);
+        }
+        if (longs.size() > 1) {
+            return "你选择的不是同一个数据库";
+        }
+        QueryWrapper<NodeJoint> jointQueryWrapper = new QueryWrapper<>();
+        jointQueryWrapper.eq("task_id", taskId);
+        List<NodeJoint> jointList = nodeJointService.list(jointQueryWrapper);
+        String joint = "";
+        if (!CollectionUtils.isEmpty(jointList)) {
+            for (NodeJoint nodeJoint : jointList) {
+                String oneNodeId = nodeJoint.getOneNodeId();
+                TaskInput taskInput = taskInputService.selectByNodeId(oneNodeId);
+                String tableName = taskInput.getTableName();
+                String tableAsName = taskInput.getTableAsName();
+
+                String twoNodeId = nodeJoint.getTwoNodeId();
+                TaskInput taskInputTwo = taskInputService.selectByNodeId(twoNodeId);
+                String tableNameTwo = taskInputTwo.getTableName();
+                String tableAsNameTwo = taskInputTwo.getTableAsName();
+                joint += " " + tableName + " " + " " + tableAsName + " " + nodeJoint.getJoint()
+                        + " " + tableNameTwo + " " + " " + tableAsNameTwo + " on " + nodeJoint.getOneFie()
+                        + " = " + nodeJoint.getTwoFie();
+
+            }
+        }else {
+            TaskInput taskInput = taskInputService.selectByTaskId(taskId);
+            String tableName = taskInput.getTableName();
+            String tableAsName = taskInput.getTableAsName();
+            joint=" "+ tableName+" "+tableAsName;
+        }
+        Long basicId = taskInputService.selectByBasicId(taskId);
+        fieName = fieName.substring(1);
+        String sql = " SELECT " + fieName + " FROM "+ joint;
+        System.out.println(sql);
+        Result<List<List<DataValue>>> tableValueResult = datasourceFeign.findTableValue(basicId, sql);
+        List<List<DataValue>> tableValue = tableValueResult.getData();
+        for (List<DataValue> dataValues : tableValue) {
+            System.out.println(dataValues);
+        }
+        return null;
+    }
 }
diff --git a/cloud-task-server/src/main/java/com/muyu/task/server/service/impl/TaskInputServiceImpl.java b/cloud-task-server/src/main/java/com/muyu/task/server/service/impl/TaskInputServiceImpl.java
index d0a7951..bac367e 100644
--- a/cloud-task-server/src/main/java/com/muyu/task/server/service/impl/TaskInputServiceImpl.java
+++ b/cloud-task-server/src/main/java/com/muyu/task/server/service/impl/TaskInputServiceImpl.java
@@ -102,4 +102,19 @@ public class TaskInputServiceImpl extends ServiceImpl<TaskInputMapper, TaskInput
 
         return null;
     }
+
+    @Override
+    public TaskInput selectByNodeId(String oneNodeId) {
+        return taskInputMapper.selectByNodeId(oneNodeId);
+    }
+
+    @Override
+    public TaskInput selectByTaskId(Long taskId) {
+        return taskInputMapper.selectByTaskId(taskId);
+    }
+
+    @Override
+    public Long selectByBasicId(Long taskId) {
+        return taskInputMapper.selectByBasicId(taskId);
+    }
 }