From 0377f00773503eef222297506d09145e8e0da8ec Mon Sep 17 00:00:00 2001
From: Ganlin Zhao <ganlinzhao@hotmail.com>
Date: Wed, 15 Sep 2021 18:05:22 +0800
Subject: [PATCH] [TD-6645/enhance]: Add default type convertion for numeric
 values for telnet lines. Interger number -> BIGINT (contains only digits and
 '+' '-') Floating number -> DOUBLE (including decimal point format or
 scientific notation format)

---
 src/client/src/tscParseLineProtocol.c | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/src/client/src/tscParseLineProtocol.c b/src/client/src/tscParseLineProtocol.c
index 6c5407d0a5..297f4680ee 100644
--- a/src/client/src/tscParseLineProtocol.c
+++ b/src/client/src/tscParseLineProtocol.c
@@ -1650,9 +1650,19 @@ bool convertSmlValueType(TAOS_SML_KV *pVal, char *value,
     memcpy(pVal->value, &bVal, pVal->length);
     return true;
   }
-  //Handle default(no appendix) as float
-  if (isValidInteger(value) || isValidFloat(value)) {
-    pVal->type = TSDB_DATA_TYPE_FLOAT;
+  //Handle default(no appendix) interger type as BIGINT
+  if (isValidInteger(value)) {
+    pVal->type = TSDB_DATA_TYPE_BIGINT;
+    pVal->length = (int16_t)tDataTypes[pVal->type].bytes;
+    if (!convertStrToNumber(pVal, value, info)) {
+      return false;
+    }
+    return true;
+  }
+
+  //Handle default(no appendix) floating number type as DOUBLE
+  if (isValidFloat(value)) {
+    pVal->type = TSDB_DATA_TYPE_DOUBLE;
     pVal->length = (int16_t)tDataTypes[pVal->type].bytes;
     if (!convertStrToNumber(pVal, value, info)) {
       return false;
-- 
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