diff --git a/source/libs/nodes/src/nodesCloneFuncs.c b/source/libs/nodes/src/nodesCloneFuncs.c
index b4f7ea866a..d9a4c5178f 100644
--- a/source/libs/nodes/src/nodesCloneFuncs.c
+++ b/source/libs/nodes/src/nodesCloneFuncs.c
@@ -35,15 +35,15 @@
     memcpy(&((pDst)->fldname), &((pSrc)->fldname), size); \
   } while (0)
 
-#define COPY_CHAR_POINT_FIELD(fldname)         \
-  do {                                         \
-    if (NULL == (pSrc)->fldname) {             \
-      break;                                   \
-    }                                          \
+#define COPY_CHAR_POINT_FIELD(fldname)             \
+  do {                                             \
+    if (NULL == (pSrc)->fldname) {                 \
+      break;                                       \
+    }                                              \
     (pDst)->fldname = taosStrdup((pSrc)->fldname); \
-    if (NULL == (pDst)->fldname) {             \
-      return TSDB_CODE_OUT_OF_MEMORY;          \
-    }                                          \
+    if (NULL == (pDst)->fldname) {                 \
+      return TSDB_CODE_OUT_OF_MEMORY;              \
+    }                                              \
   } while (0)
 
 #define CLONE_NODE_FIELD(fldname)                      \
@@ -158,7 +158,7 @@ static int32_t valueNodeCopy(const SValueNode* pSrc, SValueNode* pDst) {
     case TSDB_DATA_TYPE_NCHAR:
     case TSDB_DATA_TYPE_VARCHAR:
     case TSDB_DATA_TYPE_VARBINARY: {
-      int32_t len = varDataTLen(pSrc->datum.p) + 1;
+      int32_t len = pSrc->node.resType.bytes + 1;
       pDst->datum.p = taosMemoryCalloc(1, len);
       if (NULL == pDst->datum.p) {
         return TSDB_CODE_OUT_OF_MEMORY;
diff --git a/source/libs/nodes/src/nodesCodeFuncs.c b/source/libs/nodes/src/nodesCodeFuncs.c
index 099cd0d3b3..e18de1c1d2 100644
--- a/source/libs/nodes/src/nodesCodeFuncs.c
+++ b/source/libs/nodes/src/nodesCodeFuncs.c
@@ -3269,7 +3269,7 @@ static int32_t jsonToDatum(const SJson* pJson, void* pObj) {
     case TSDB_DATA_TYPE_NCHAR:
     case TSDB_DATA_TYPE_VARCHAR:
     case TSDB_DATA_TYPE_VARBINARY: {
-      pNode->datum.p = taosMemoryCalloc(1, pNode->node.resType.bytes + VARSTR_HEADER_SIZE + 1);
+      pNode->datum.p = taosMemoryCalloc(1, pNode->node.resType.bytes + 1);
       if (NULL == pNode->datum.p) {
         code = TSDB_CODE_OUT_OF_MEMORY;
         break;
diff --git a/source/libs/nodes/src/nodesMsgFuncs.c b/source/libs/nodes/src/nodesMsgFuncs.c
index ad80508c64..6c6b6c0e81 100644
--- a/source/libs/nodes/src/nodesMsgFuncs.c
+++ b/source/libs/nodes/src/nodesMsgFuncs.c
@@ -928,7 +928,7 @@ static int32_t msgToDatum(STlv* pTlv, void* pObj) {
         code = TSDB_CODE_FAILED;
         break;
       }
-      pNode->datum.p = taosMemoryCalloc(1, pNode->node.resType.bytes + VARSTR_HEADER_SIZE + 1);
+      pNode->datum.p = taosMemoryCalloc(1, pNode->node.resType.bytes + 1);
       if (NULL == pNode->datum.p) {
         code = TSDB_CODE_OUT_OF_MEMORY;
         break;
diff --git a/tests/parallel_test/cases.task b/tests/parallel_test/cases.task
index 90b71751f5..c70a50867b 100644
--- a/tests/parallel_test/cases.task
+++ b/tests/parallel_test/cases.task
@@ -913,13 +913,13 @@
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/arccos.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/arctan.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/query_cols_tags_and_or.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.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/nestedQueryInterval.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
-#,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/nestedQuery_time.py -Q 3
-#,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/stablity.py -Q 3
-#,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/stablity_1.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
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/nestedQuery_time.py -Q 3
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/stablity.py -Q 3
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/stablity_1.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/avg.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/elapsed.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/csum.py -Q 3
@@ -927,9 +927,9 @@
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/sample.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/function_diff.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/unique.py -Q 3
-#,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/stateduration.py -Q 3
-#,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/function_stateduration.py -Q 3
-#,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/statecount.py -Q 3
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/stateduration.py -Q 3
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/function_stateduration.py -Q 3
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/statecount.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/tail.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/ttl_comment.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/distribute_agg_count.py -Q 3
@@ -991,7 +991,7 @@
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/timetruncate.py -Q 4
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/diff.py -Q 4
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/Timediff.py -Q 4
-#,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/json_tag.py -Q 4
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/json_tag.py -Q 4
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/top.py -Q 4
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/bottom.py -Q 4
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/percentile.py -Q 4