diff --git a/src/client/src/tscParseInsert.c b/src/client/src/tscParseInsert.c
index f567234d938f5a6c339cb99553ce90a618fa3b19..66918d1917f62da8221eb9b357cd810159407e0e 100644
--- a/src/client/src/tscParseInsert.c
+++ b/src/client/src/tscParseInsert.c
@@ -569,8 +569,11 @@ int tsParseOneRow(char **str, STableDataBlocks *pDataBlocks, int16_t timePrec, i
     // 4. perform the convert
     if (isNeedConvertRow) {
       // put converted row to next location to minimize the memcpy
-      convertSMemRow(row + rowSize, row, pDataBlocks);
-      *isConverted = true;
+      ++(*convertOffset);
+      convertSMemRow(row + (*convertOffset) * rowSize, row, pDataBlocks);
+      pDataBlocks->ordered = false;
+    } else {
+      *convertOffset = 0;
     }
   }