diff --git a/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestPlanMapper.java b/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestPlanMapper.java
index 8326dd8538..5acd48932a 100644
--- a/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestPlanMapper.java
+++ b/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestPlanMapper.java
@@ -31,8 +31,6 @@ public interface ExtTestPlanMapper {
 
     String findTestProjectNameByTestPlanID(String testPlanId);
 
-    String findScheduleCreateUserById(String testPlanId);
-
     List<String> findIdByPerformanceReportId(String reportId);
 
     List<TestPlan> listRecent(@Param("userId") String userId, @Param("projectId") String currentProjectId);
diff --git a/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestPlanMapper.xml b/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestPlanMapper.xml
index 176a62cf8e..178310dea0 100644
--- a/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestPlanMapper.xml
+++ b/backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestPlanMapper.xml
@@ -329,13 +329,6 @@
         WHERE tp.id = #{0}
         limit 1;
     </select>
-    <select id="findScheduleCreateUserById" resultType="java.lang.String">
-        SELECT user_id
-        FROM `schedule`
-        WHERE resource_id = #{0}
-        limit 1;
-    </select>
-
     <select id="findIdByPerformanceReportId" resultType="java.lang.String">
         SELECT report.id
         FROM test_plan_report report
diff --git a/backend/src/main/java/io/metersphere/track/service/TestPlanService.java b/backend/src/main/java/io/metersphere/track/service/TestPlanService.java
index 5dbd67092f..154efc6049 100644
--- a/backend/src/main/java/io/metersphere/track/service/TestPlanService.java
+++ b/backend/src/main/java/io/metersphere/track/service/TestPlanService.java
@@ -918,18 +918,6 @@ public class TestPlanService {
         return issues;
     }
 
-    public List<TestPlanDTO> selectTestPlanByRelevancy(QueryTestPlanRequest params) {
-        return extTestPlanMapper.selectTestPlanByRelevancy(params);
-    }
-
-    public String findTestProjectNameByTestPlanID(String testPlanId) {
-        return extTestPlanMapper.findTestProjectNameByTestPlanID(testPlanId);
-    }
-
-    public String findScheduleCreateUserById(String testPlanId) {
-        return extTestPlanMapper.findScheduleCreateUserById(testPlanId);
-    }
-
     public List<MsExecResponseDTO> scenarioRunModeConfig(SchedulePlanScenarioExecuteRequest planScenarioExecuteRequest) {
         Map<String, Map<String, String>> testPlanScenarioIdMap = planScenarioExecuteRequest.getTestPlanScenarioIDMap();
         List<MsExecResponseDTO> list = new LinkedList<>();