diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/TaskGroupController.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/TaskGroupController.java
index ba0b9af215..79c61b59b3 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/TaskGroupController.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/TaskGroupController.java
@@ -180,11 +180,11 @@ public class TaskGroupController extends BaseController {
     }
 
     /**
-     * query task group list paging by project id
+     * query task group list paging by project code
      *
      * @param loginUser   login user
      * @param pageNo      page number
-     * @param projectCode project id
+     * @param projectCode project code
      * @param pageSize    page size
      * @return queue list
      */
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/TaskGroupService.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/TaskGroupService.java
index e950589d2f..4b15ca878f 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/TaskGroupService.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/TaskGroupService.java
@@ -85,7 +85,7 @@ public interface TaskGroupService {
      * @param loginUser login user
      * @param pageNo    page no
      * @param pageSize  page size
-     * @param name      name
+     * @param projectCode  project code
      * @return the result code and msg
      */
     Map<String, Object> queryTaskGroupByProjectCode(User loginUser, int pageNo, int pageSize, Long projectCode);
diff --git a/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_h2.sql b/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_h2.sql
index 40a21ea92a..87ac612de0 100644
--- a/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_h2.sql
+++ b/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_h2.sql
@@ -1073,7 +1073,6 @@ CREATE TABLE t_ds_task_group
    project_code  bigint(20) DEFAULT '0',
    use_size    int(11) DEFAULT '0' ,
    user_id     int(11) DEFAULT NULL ,
-   project_id  int(11) DEFAULT NULL ,
    status      int(4) DEFAULT '1'  ,
    create_time datetime DEFAULT NULL ,
    update_time datetime DEFAULT NULL ,
diff --git a/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_postgresql.sql b/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_postgresql.sql
index f6c5df1ac4..bfd84027a6 100644
--- a/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_postgresql.sql
+++ b/dolphinscheduler-dao/src/main/resources/sql/dolphinscheduler_postgresql.sql
@@ -1057,7 +1057,6 @@ CREATE TABLE t_ds_task_group (
    project_code bigint DEFAULT '0' ,
    use_size    int DEFAULT '0' ,
    user_id     int DEFAULT NULL ,
-   project_id  int DEFAULT NULL ,
    status      int DEFAULT '1'  ,
    create_time timestamp DEFAULT NULL ,
    update_time timestamp DEFAULT NULL ,