diff --git a/src/client/src/tscUtil.c b/src/client/src/tscUtil.c
index e0426cc2f0491bf363f2f61e235d9764fe2462e5..ea073f6efa1930ef7006c219795de8420b93178f 100644
--- a/src/client/src/tscUtil.c
+++ b/src/client/src/tscUtil.c
@@ -727,7 +727,6 @@ static void setResRawPtrImpl(SSqlRes* pRes, SInternalField* pInfo, int32_t i, bo
     char* p = pRes->urow[i];
     for (int32_t k = 0; k < pRes->numOfRows; ++k) {
       char* dst = pRes->buffer[i] + k * pInfo->field.bytes;
-      p = varDataVal(p);
       char* realData = p + CHAR_BYTES;
       if (*p == SELECT_ALL_JSON_TAG){
         char* json = parseTagDatatoJson(realData, pInfo->field.type);