From 6418caa4304b620b763d21c669877e1af17163f8 Mon Sep 17 00:00:00 2001
From: wangmm0220 <wangmm0220@gmail.com>
Date: Wed, 1 Jun 2022 18:53:23 +0800
Subject: [PATCH] feat:add schemaless param from db

---
 source/client/src/clientSml.c  |  2 ++
 source/client/test/smlTest.cpp | 24 +++++++++++++++++++++++-
 2 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/source/client/src/clientSml.c b/source/client/src/clientSml.c
index 29c7608126..8d1924b1c9 100644
--- a/source/client/src/clientSml.c
+++ b/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;
   }
 
diff --git a/source/client/test/smlTest.cpp b/source/client/test/smlTest.cpp
index 217699e360..4684df8418 100644
--- a/source/client/test/smlTest.cpp
+++ b/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);
+}
-- 
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