feat:add schemaless param from db

source/client/src/clientSml.c

@@ -2381,6 +2381,8 @@ TAOS_RES* taos_schemaless_insert(TAOS* taos, char* lines[], int numLines, int pr
   }
 
   if(isSchemalessDb(info) != TSDB_CODE_SUCCESS){
+    request->code = TSDB_CODE_SML_INVALID_DB_CONF;
+    smlBuildInvalidDataMsg(&info->msgBuf, "Cannot write data to a non schemaless database", NULL);
     goto end;
   }
 

source/client/test/smlTest.cpp

@@ -1258,4 +1258,26 @@ TEST(testCase, sml_TD15742_Test) {
 
   destroyRequest(request);
   smlDestroyInfo(info);
-}
\ No newline at end of file
+}
+
+TEST(testCase, sml_params_Test) {
+  TAOS *taos = taos_connect("localhost", "root", "taosdata", NULL, 0);
+  ASSERT_NE(taos, nullptr);
+
+  TAOS_RES* pRes = taos_query(taos, "create database if not exists param");
+  taos_free_result(pRes);
+
+  const char *sql[] = {
+      "test_ms,t0=t c0=f 1626006833641",
+  };
+  TAOS_RES* res = taos_schemaless_insert(taos, (char**)sql, 1, TSDB_SML_LINE_PROTOCOL, TSDB_SML_TIMESTAMP_MILLI_SECONDS);
+  ASSERT_EQ(taos_errno(res), TSDB_CODE_PAR_DB_NOT_SPECIFIED);
+  taos_free_result(pRes);
+
+  pRes = taos_query(taos, "use param");
+  taos_free_result(pRes);
+
+  res = taos_schemaless_insert(taos, (char**)sql, 1, TSDB_SML_LINE_PROTOCOL, TSDB_SML_TIMESTAMP_MILLI_SECONDS);
+  ASSERT_EQ(taos_errno(res), TSDB_CODE_SML_INVALID_DB_CONF);
+  taos_free_result(pRes);
+}