Update stmtTest.c

tests/script/api/stmtTest.c

@@ -186,9 +186,6 @@ int main(int argc, char *argv[]) {
         sprintf(buf, "t%d", i);
         if (i == 0) {
             code = taos_stmt_set_tbname(stmt, buf);
-        } else {
-            code = taos_stmt_set_sub_tbname(stmt, buf);
-        }
             if (code != 0) {
                 PRINT_ERROR
                 printf("failed to execute taos_stmt_set_tbname. code:0x%x\n", code);
@@ -196,6 +193,7 @@ int main(int argc, char *argv[]) {
             }
             PRINT_SUCCESS
             printf("Successfully execute taos_stmt_set_tbname\n");
+        } else {
             code = taos_stmt_set_sub_tbname(stmt, buf);
             if (code != 0) {
                 PRINT_ERROR
@@ -204,6 +202,7 @@ int main(int argc, char *argv[]) {
             }
             PRINT_SUCCESS
             printf("Successfully execute taos_stmt_set_sub_tbname\n");
+        }
         
         v.c1 = (int64_t)1591060628000;
         v.c2 = (int32_t)2147483647;