From e083d000c6f7a1fcdeeefa7654a20b9899c2a756 Mon Sep 17 00:00:00 2001
From: Ganlin Zhao <ganlinzhao@hotmail.com>
Date: Wed, 10 Nov 2021 17:28:15 +0800
Subject: [PATCH] [TD-10897]<fix>: SchemaLess : Schemaless will auto convert
 Convert uppercase letters to lowercase

---
 src/client/src/tscParseOpenTSDB.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/src/client/src/tscParseOpenTSDB.c b/src/client/src/tscParseOpenTSDB.c
index e78abf0596..c17b234b1c 100644
--- a/src/client/src/tscParseOpenTSDB.c
+++ b/src/client/src/tscParseOpenTSDB.c
@@ -65,7 +65,7 @@ static int32_t parseTelnetMetric(TAOS_SML_DATA_POINT *pSml, const char **index,
       }
     }
 
-    pSml->stableName[len] = tolower(*cur);
+    pSml->stableName[len] = *cur;
 
     cur++;
     len++;
@@ -240,7 +240,6 @@ static int32_t parseTelnetTagKey(TAOS_SML_KV *pKV, const char **index, SHashObj
 
   pKV->key = tcalloc(len + TS_ESCAPE_CHAR_SIZE + 1, 1);
   memcpy(pKV->key, key, len + 1);
-  strntolower_s(pKV->key, pKV->key, (int32_t)len);
   addEscapeCharToString(pKV->key, len);
   //tscDebug("OTD:0x%"PRIx64" Key:%s|len:%d", info->id, pKV->key, len);
   *index = cur + 1;
@@ -326,7 +325,6 @@ static int32_t parseTelnetTagKvs(TAOS_SML_KV **pKVs, int *num_kvs,
       *childTableName = tcalloc(pkv->length + TS_ESCAPE_CHAR_SIZE + 1, 1);
       memcpy(*childTableName, pkv->value, pkv->length);
       (*childTableName)[pkv->length] = '\0';
-      strntolower_s(*childTableName, *childTableName, (int32_t)pkv->length);
       addEscapeCharToString(*childTableName, pkv->length);
       tfree(pkv->key);
       tfree(pkv->value);
@@ -514,7 +512,6 @@ static int32_t parseMetricFromJSON(cJSON *root, TAOS_SML_DATA_POINT* pSml, SSmlL
   */
 
   tstrncpy(pSml->stableName, metric->valuestring, stableLen + 1);
-  strntolower_s(pSml->stableName, pSml->stableName, (int32_t)stableLen);
   addEscapeCharToString(pSml->stableName, (int32_t)stableLen);
 
   return TSDB_CODE_SUCCESS;
@@ -545,7 +542,6 @@ static int32_t parseTimestampFromJSONObj(cJSON *root, int64_t *tsVal, SSmlLinesI
   }
 
   size_t typeLen = strlen(type->valuestring);
-  strntolower_s(type->valuestring, type->valuestring, (int32_t)typeLen);
   if (typeLen == 1 && type->valuestring[0] == 's') {
     //seconds
     *tsVal = (int64_t)(*tsVal * 1e9);
@@ -913,7 +909,6 @@ static int32_t parseTagsFromJSON(cJSON *root, TAOS_SML_KV **pKVs, int *num_kvs,
       size_t idLen = strlen(id->valuestring);
       *childTableName = tcalloc(idLen + TS_ESCAPE_CHAR_SIZE + 1, sizeof(char));
       memcpy(*childTableName, id->valuestring, idLen);
-      strntolower_s(*childTableName, *childTableName, (int32_t)idLen);
       addEscapeCharToString(*childTableName, (int32_t)idLen);
 
       //check duplicate IDs
@@ -952,7 +947,6 @@ static int32_t parseTagsFromJSON(cJSON *root, TAOS_SML_KV **pKVs, int *num_kvs,
     }
     pkv->key = tcalloc(keyLen + TS_ESCAPE_CHAR_SIZE + 1, sizeof(char));
     strncpy(pkv->key, tag->string, keyLen);
-    strntolower_s(pkv->key, pkv->key, (int32_t)keyLen);
     addEscapeCharToString(pkv->key, (int32_t)keyLen);
     //value
     ret = parseValueFromJSON(tag, pkv, info);
-- 
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