HappenLee commented on code in PR #47389:
URL: https://github.com/apache/doris/pull/47389#discussion_r1944053405


##########
be/src/util/mysql_row_buffer.cpp:
##########
@@ -379,14 +442,13 @@ int MysqlRowBuffer<is_binary_format>::push_time(double 
data) {
 template <bool is_binary_format>
 int MysqlRowBuffer<is_binary_format>::push_timev2(double data, int scale) {
     if (is_binary_format && !_dynamic_mode) {
-        char buff[8];
+        char buff[13];
         _field_pos++;
-        float8store(buff, data);
-        return append(buff, 8);
+        int length = encode_binary_timev2(buff, data, scale);
+        return append(buff, length);
     }
-    // 1 for string trail, 1 for length, other for time str
-    reserve(2 + MAX_TIME_WIDTH);
 
+    reserve(2 + MAX_TIME_WIDTH);

Review Comment:
   `2 + MAX_TIME_WIDTH` == 12, but the buff is 13 maybe core in the corner case



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