diff --git a/source/libs/executor/src/tsimplehash.c b/source/libs/executor/src/tsimplehash.c
index 9fbe94200c..484d917069 100644
--- a/source/libs/executor/src/tsimplehash.c
+++ b/source/libs/executor/src/tsimplehash.c
@@ -93,7 +93,7 @@ static SHNode *doCreateHashNode(const void *key, size_t keyLen, const void *data
   pNewNode->keyLen = keyLen;
   pNewNode->dataLen = dataLen;
   pNewNode->next = NULL;
-  memcpy(GET_SHASH_NODE_DATA(pNewNode), data, dataLen);
+  if (data) memcpy(GET_SHASH_NODE_DATA(pNewNode), data, dataLen);
   memcpy(GET_SHASH_NODE_KEY(pNewNode, dataLen), key, keyLen);
   return pNewNode;
 }
@@ -203,7 +203,7 @@ int32_t tSimpleHashPut(SSHashObj *pHashObj, const void *key, size_t keyLen, cons
     pNewNode->next = pHashObj->hashList[slot];
     pHashObj->hashList[slot] = pNewNode;
     atomic_add_fetch_64(&pHashObj->size, 1);
-  } else {  // update data
+  } else if (data) {  // update data
     memcpy(GET_SHASH_NODE_DATA(pNode), data, dataLen);
   }
 
diff --git a/tests/parallel_test/cases.task b/tests/parallel_test/cases.task
index 2369b238ea..cf2e95e590 100644
--- a/tests/parallel_test/cases.task
+++ b/tests/parallel_test/cases.task
@@ -10,9 +10,9 @@
 ,,y,script,./test.sh -f tsim/user/password.sim
 ,,y,script,./test.sh -f tsim/user/privilege_db.sim
 ,,y,script,./test.sh -f tsim/user/privilege_sysinfo.sim
-,,,script,./test.sh -f tsim/db/alter_option.sim
-,,,script,./test.sh -f tsim/db/alter_replica_13.sim
-,,,script,./test.sh -f tsim/db/alter_replica_31.sim
+,,y,script,./test.sh -f tsim/db/alter_option.sim
+,,y,script,./test.sh -f tsim/db/alter_replica_13.sim
+,,y,script,./test.sh -f tsim/db/alter_replica_31.sim
 ,,y,script,./test.sh -f tsim/db/basic1.sim
 ,,y,script,./test.sh -f tsim/db/basic2.sim
 ,,y,script,./test.sh -f tsim/db/basic3.sim
@@ -20,7 +20,7 @@
 ,,y,script,./test.sh -f tsim/db/basic5.sim
 ,,y,script,./test.sh -f tsim/db/basic6.sim
 ,,y,script,./test.sh -f tsim/db/commit.sim
-,,,script,./test.sh -f tsim/db/create_all_options.sim
+,,y,script,./test.sh -f tsim/db/create_all_options.sim
 ,,y,script,./test.sh -f tsim/db/delete_reuse1.sim
 ,,y,script,./test.sh -f tsim/db/delete_reuse2.sim
 ,,y,script,./test.sh -f tsim/db/delete_reusevnode.sim
@@ -90,7 +90,7 @@
 ,,y,script,./test.sh -f tsim/parser/auto_create_tb.sim
 ,,y,script,./test.sh -f tsim/parser/between_and.sim
 ,,y,script,./test.sh -f tsim/parser/binary_escapeCharacter.sim
-,,,script,./test.sh -f tsim/parser/col_arithmetic_operation.sim     
+,,y,script,./test.sh -f tsim/parser/col_arithmetic_operation.sim     
 ,,y,script,./test.sh -f tsim/parser/columnValue_bigint.sim
 ,,y,script,./test.sh -f tsim/parser/columnValue_bool.sim
 ,,y,script,./test.sh -f tsim/parser/columnValue_double.sim
@@ -124,7 +124,7 @@
 ,,y,script,./test.sh -f tsim/parser/import.sim
 ,,y,script,./test.sh -f tsim/parser/insert_multiTbl.sim
 ,,y,script,./test.sh -f tsim/parser/insert_tb.sim
-,,,script,./test.sh -f tsim/parser/join_manyblocks.sim
+,,y,script,./test.sh -f tsim/parser/join_manyblocks.sim
 ,,y,script,./test.sh -f tsim/parser/join_multitables.sim
 ,,y,script,./test.sh -f tsim/parser/join_multivnode.sim
 ,,y,script,./test.sh -f tsim/parser/join.sim
@@ -173,9 +173,9 @@
 ,,,script,./test.sh -f tsim/query/udf.sim
 ,,y,script,./test.sh -f tsim/qnode/basic1.sim
 ,,y,script,./test.sh -f tsim/snode/basic1.sim
-,,,script,./test.sh -f tsim/mnode/basic1.sim
-,,,script,./test.sh -f tsim/mnode/basic2.sim
-,,,script,./test.sh -f tsim/mnode/basic3.sim
+,,y,script,./test.sh -f tsim/mnode/basic1.sim
+,,y,script,./test.sh -f tsim/mnode/basic2.sim
+,,y,script,./test.sh -f tsim/mnode/basic3.sim
 ,,,script,./test.sh -f tsim/mnode/basic4.sim
 ,,,script,./test.sh -f tsim/mnode/basic5.sim
 ,,y,script,./test.sh -f tsim/show/basic.sim
@@ -219,8 +219,8 @@
 ,,,script,./test.sh -f tsim/stream/distributeSession0.sim
 ,,,script,./test.sh -f tsim/stream/session0.sim
 ,,,script,./test.sh -f tsim/stream/session1.sim
-,,,script,./test.sh -f tsim/stream/state0.sim
-,,,script,./test.sh -f tsim/stream/triggerInterval0.sim
+,,y,script,./test.sh -f tsim/stream/state0.sim
+,,y,script,./test.sh -f tsim/stream/triggerInterval0.sim
 ,,,script,./test.sh -f tsim/stream/triggerSession0.sim
 ,,y,script,./test.sh -f tsim/stream/partitionby.sim
 ,,y,script,./test.sh -f tsim/stream/partitionby1.sim
@@ -288,11 +288,11 @@
 ,,,script,./test.sh -f tsim/valgrind/checkError7.sim
 ,,,script,./test.sh -f tsim/valgrind/checkError8.sim
 ,,,script,./test.sh -f tsim/valgrind/checkUdf.sim
-,,,script,./test.sh -f tsim/vnode/replica3_basic.sim
-,,,script,./test.sh -f tsim/vnode/replica3_repeat.sim
-,,,script,./test.sh -f tsim/vnode/replica3_vgroup.sim
-,,,script,./test.sh -f tsim/vnode/replica3_many.sim
-,,,script,./test.sh -f tsim/vnode/replica3_import.sim
+,,y,script,./test.sh -f tsim/vnode/replica3_basic.sim
+,,y,script,./test.sh -f tsim/vnode/replica3_repeat.sim
+,,y,script,./test.sh -f tsim/vnode/replica3_vgroup.sim
+,,y,script,./test.sh -f tsim/vnode/replica3_many.sim
+,,y,script,./test.sh -f tsim/vnode/replica3_import.sim
 ,,,script,./test.sh -f tsim/vnode/stable_balance_replica1.sim
 ,,y,script,./test.sh -f tsim/vnode/stable_dnode2_stop.sim
 ,,y,script,./test.sh -f tsim/vnode/stable_dnode2.sim
@@ -307,7 +307,7 @@
 ,,y,script,./test.sh -f tsim/scalar/in.sim
 ,,y,script,./test.sh -f tsim/scalar/scalar.sim
 ,,y,script,./test.sh -f tsim/scalar/filter.sim 
-,,,script,./test.sh -f tsim/scalar/caseWhen.sim 
+,,y,script,./test.sh -f tsim/scalar/caseWhen.sim 
 ,,y,script,./test.sh -f tsim/alter/cached_schema_after_alter.sim
 ,,y,script,./test.sh -f tsim/alter/dnode.sim
 ,,y,script,./test.sh -f tsim/alter/table.sim