diff --git a/source/libs/executor/src/executil.c b/source/libs/executor/src/executil.c
index 953d614951..0081ffcb0b 100644
--- a/source/libs/executor/src/executil.c
+++ b/source/libs/executor/src/executil.c
@@ -571,6 +571,10 @@ int32_t getColInfoResultForGroupby(void* metaHandle, SNodeList* group, STableLis
           memcpy(pStart, data, len);
           pStart += len;
         } else if (IS_VAR_DATA_TYPE(pValue->info.type)) {
+          if (varDataTLen(data) > pValue->info.bytes) {
+            code = TSDB_CODE_TDB_INVALID_TABLE_SCHEMA_VER;
+            goto end;
+          }
           memcpy(pStart, data, varDataTLen(data));
           pStart += varDataTLen(data);
         } else {
diff --git a/tests/parallel_test/cases.task b/tests/parallel_test/cases.task
index a50503e24b..ab7540ee59 100644
--- a/tests/parallel_test/cases.task
+++ b/tests/parallel_test/cases.task
@@ -14,9 +14,9 @@
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/nestedQuery_math.py -Q 2
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/nestedQuery_time.py -Q 2
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/nestedQuery.py -Q 2
-#,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/columnLenUpdated.py 
-#,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/columnLenUpdated.py -Q 2
-#,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/columnLenUpdated.py -Q 3
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/columnLenUpdated.py 
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/columnLenUpdated.py -Q 2
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/columnLenUpdated.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/nestedQuery.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/nestedQuery_str.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/nestedQuery_math.py -Q 3
@@ -25,7 +25,7 @@
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/nestedQuery_str.py -Q 4
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/nestedQuery_math.py -Q 4
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/nestedQuery_time.py -Q 4
-#,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/columnLenUpdated.py -Q 4
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/columnLenUpdated.py -Q 4
 ,,y,system-test,./pytest.sh python3 ./test.py -f 7-tmq/tmqShow.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 7-tmq/tmqDropStb.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 7-tmq/subscribeStb0.py