diff --git a/src/client/inc/tsclient.h b/src/client/inc/tsclient.h
index c9428504b81e45e63f723fce1182d725e4d34c26..187b7393e6d9dfef9ef3abec9abafe83e208d55b 100644
--- a/src/client/inc/tsclient.h
+++ b/src/client/inc/tsclient.h
@@ -42,7 +42,6 @@ extern "C" {
 struct SSqlInfo;
 
 #define KvRowNColsThresh 128  // default 128
-#define KVRowRatio 0.9  // for NonVarType, we get value from SDataRow directly, while needs readdressing for SKVRow
 
 typedef void (*__async_cb_func_t)(void *param, TAOS_RES *tres, int32_t numOfRows);
 
diff --git a/src/client/src/tscParseInsert.c b/src/client/src/tscParseInsert.c
index d665e2100a0f45d99883630ba8590cbeb07ebd9c..9d50c1c62be15c2cebe339a9d51927ae615dcdfb 100644
--- a/src/client/src/tscParseInsert.c
+++ b/src/client/src/tscParseInsert.c
@@ -901,7 +901,7 @@ int tsParseOneRow(char **str, STableDataBlocks *pDataBlocks, int16_t timePrec, i
     dataRowLen += dataRowDeltaColLen;
   }
 
-  if (kvRowLen < dataRowLen * KVRowRatio) {
+  if (kvRowLen < dataRowLen) {
     payloadSetType(payload, SMEM_ROW_KV);
   } else {
     payloadSetType(payload, SMEM_ROW_DATA);