[td-255] merge develop.

src/client/src/tscUtil.c

@@ -3618,6 +3618,7 @@ SSqlObj* createSubqueryObj(SSqlObj* pSql, int16_t tableIndex, __async_cb_func_t
 
   pNew->pTscObj   = pSql->pTscObj;
   pNew->signature = pNew;
+  pNew->sqlstr    = strdup(pSql->sqlstr);
   tsem_init(&pNew->rspSem, 0, 0);
 
   SSqlCmd* pnCmd  = &pNew->cmd;

src/util/src/tarray.c

@@ -24,11 +24,12 @@ void* taosArrayInit(size_t size, size_t elemSize) {
     size = TARRAY_MIN_SIZE;
   }
 
-  SArray* pArray = calloc(1, sizeof(SArray));
+  SArray* pArray = malloc(sizeof(SArray));
   if (pArray == NULL) {
     return NULL;
   }
 
+  pArray->size = 0;
   pArray->pData = calloc(size, elemSize);
   if (pArray->pData == NULL) {
     free(pArray);