github-actions[bot] commented on code in PR #44454:
URL: https://github.com/apache/doris/pull/44454#discussion_r1853841662


##########
be/src/vec/runtime/vdatetime_value.cpp:
##########
@@ -684,8 +685,8 @@ char* write_four_digits_to_string(int number, char* dst) {
     return dst + 4;
 }
 

Review Comment:
   warning: function 'to_format_string_conservative' has cognitive complexity 
of 60 (threshold 50) [readability-function-cognitive-complexity]
   ```cpp
   bool VecDateTimeValue::to_format_string_conservative(const char* format, 
size_t len, char* to,
                          ^
   ```
   <details>
   <summary>Additional context</summary>
   
   **be/src/vec/runtime/vdatetime_value.cpp:688:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (check_range(_year, _month, _day, _hour, _minute, _second, _type)) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:699:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       while (ptr < end) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:700:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (to - begin + SAFE_FORMAT_STRING_MARGIN > max_valid_length) 
[[unlikely]] {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:703:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (*ptr != '%' || (ptr + 1) == end) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:703:** +1
   ```cpp
           if (*ptr != '%' || (ptr + 1) == end) {
                           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:709:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           switch (ch = *ptr++) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:760:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (_type == TIME_TIME || (_year == 0 && _month == 0)) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:760:** +1
   ```cpp
               if (_type == TIME_TIME || (_year == 0 && _month == 0)) {
                                      ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:760:** +1
   ```cpp
               if (_type == TIME_TIME || (_year == 0 && _month == 0)) {
                                                     ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:767:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (_month == 0) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:781:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (_day >= 10 && _day <= 19) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:781:** +1
   ```cpp
               if (_day >= 10 && _day <= 19) {
                              ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:783:** +1, nesting level increased 
to 3
   ```cpp
               } else {
                 ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:784:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   switch (_day % 10) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:827:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (_month == 0) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:834:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if ((_hour % 24) >= 12) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:836:** +1, nesting level increased 
to 3
   ```cpp
               } else {
                 ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:852:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if ((_hour % 24) >= 12) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:854:** +1, nesting level increased 
to 3
   ```cpp
               } else {
                 ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:874:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (_type == TIME_TIME) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:884:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (_type == TIME_TIME) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:894:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (_type == TIME_TIME) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:904:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (_type == TIME_TIME) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:913:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (_type == TIME_TIME || (_month == 0 && _year == 0)) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:913:** +1
   ```cpp
               if (_type == TIME_TIME || (_month == 0 && _year == 0)) {
                                      ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:913:** +1
   ```cpp
               if (_type == TIME_TIME || (_month == 0 && _year == 0)) {
                                                      ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:926:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (_type == TIME_TIME) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:939:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (_type == TIME_TIME) {
               ^
   ```
   
   </details>
   



##########
be/src/vec/runtime/vdatetime_value.cpp:
##########
@@ -1205,7 +1206,7 @@
 // this method is exactly same as fromDateFormatStr() in DateLiteral.java in FE
 // change this method should also change that.

Review Comment:
   warning: function 'from_date_format_str' has cognitive complexity of 207 
(threshold 50) [readability-function-cognitive-complexity]
   ```cpp
   bool VecDateTimeValue::from_date_format_str(const char* format, int 
format_len, const char* value,
                          ^
   ```
   <details>
   <summary>Additional context</summary>
   
   **be/src/vec/runtime/vdatetime_value.cpp:1208:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (value_len <= 0) [[unlikely]] {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1245:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       while (ptr < end && val < val_end) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1245:** +1
   ```cpp
       while (ptr < end && val < val_end) {
                        ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1247:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           while (val < val_end && check_space(*val)) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1247:** +1
   ```cpp
           while (val < val_end && check_space(*val)) {
                                ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1250:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (val >= val_end) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1254:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (*ptr == '%' && ptr + 1 < end) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1254:** +1
   ```cpp
           if (*ptr == '%' && ptr + 1 < end) {
                           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1258:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               switch (*ptr++) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1263:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1266:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   int_value += int_value >= 70 ? 1900 : 2000;
                                                ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1274:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1277:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (tmp - val <= 2) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1278:** +5, including nesting 
penalty of 4, nesting level increased to 5
   ```cpp
                       int_value += int_value >= 70 ? 1900 : 2000;
                                                    ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1288:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1297:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (int_value < 0) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1305:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (int_value < 0) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1315:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1324:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1341:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1351:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1362:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1373:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1380:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if ((val_end - val) < 2 || toupper(*(val + 1)) != 'M' || 
!hour_system_12) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1380:** +1
   ```cpp
                   if ((val_end - val) < 2 || toupper(*(val + 1)) != 'M' || 
!hour_system_12) {
                                                                         ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1383:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (toupper(*val) == 'P') {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1392:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (int_value < 0) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1401:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (int_value < 0) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1410:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1413:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (int_value >= 7) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1416:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (int_value == 0) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1425:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1436:** +1
   ```cpp
                   sunday_first = (*(ptr - 1) == 'U' || *(ptr - 1) == 'V');
                                                     ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1438:** +1
   ```cpp
                   strict_week_number = (*(ptr - 1) == 'V' || *(ptr - 1) == 
'v');
                                                           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1440:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1444:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (week_num > 53 || (strict_week_number && week_num == 0)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1444:** +1
   ```cpp
                   if (week_num > 53 || (strict_week_number && week_num == 0)) {
                                     ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1444:** +1
   ```cpp
                   if (week_num > 53 || (strict_week_number && week_num == 0)) {
                                                            ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1455:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1464:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!tmp_val.from_date_format_str("%I:%i:%S %p", 11, val, 
val_end - val, &tmp)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1477:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!tmp_val.from_date_format_str("%H:%i:%S", 8, val, 
val_end - val, &tmp)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1489:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   while (val < val_end && ispunct(*val)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1489:** +1
   ```cpp
                   while (val < val_end && ispunct(*val)) {
                                        ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1494:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   while (val < val_end && isalpha(*val)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1494:** +1
   ```cpp
                   while (val < val_end && isalpha(*val)) {
                                        ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1499:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   while (val < val_end && isdigit(*val)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1499:** +1
   ```cpp
                   while (val < val_end && isdigit(*val)) {
                                        ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1504:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if ('%' != *val) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1512:** +1, nesting level increased 
to 2
   ```cpp
           } else if (!check_space(*ptr)) {
                  ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1513:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (*ptr != *val) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1518:** +1, nesting level increased 
to 2
   ```cpp
           } else {
             ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1524:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       while (ptr < end) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1525:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (*ptr == '%' && ptr + 1 < end) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1525:** +1
   ```cpp
           if (*ptr == '%' && ptr + 1 < end) {
                           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1527:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               switch (*ptr++) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1545:** +1, nesting level increased 
to 2
   ```cpp
           } else {
             ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1550:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (!part_used) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1554:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (hour_system_12) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1555:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (hour > 12 || hour < 1) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1555:** +1
   ```cpp
           if (hour > 12 || hour < 1) {
                         ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1560:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (sub_val_end) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1565:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (part_used & DATE_PART) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1566:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (part_used & TIME_PART) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1568:** +1, nesting level increased 
to 2
   ```cpp
           } else {
             ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1571:** +1, nesting level increased 
to 1
   ```cpp
       } else {
         ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1578:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (yearday > 0) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1580:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (!get_date_from_daynr(days)) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1585:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (week_num >= 0 && weekday > 0) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1585:** +1
   ```cpp
       if (week_num >= 0 && weekday > 0) {
                         ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1587:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if ((strict_week_number &&
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1588:** +1
   ```cpp
                (strict_week_number_year < 0 || strict_week_number_year_type != 
sunday_first)) ||
                                                                                
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1587:** +1
   ```cpp
           if ((strict_week_number &&
                                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1588:** +1
   ```cpp
                (strict_week_number_year < 0 || strict_week_number_year_type != 
sunday_first)) ||
                                             ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1589:** +1
   ```cpp
               (!strict_week_number && strict_week_number_year >= 0)) {
                                    ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1593:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
                   doris::calc_daynr(strict_week_number ? 
strict_week_number_year : year, 1, 1);
                                                        ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1597:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (sunday_first) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1598:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               days += ((weekday_b == 0) ? 0 : 7) - weekday_b + (week_num - 1) 
* 7 + weekday % 7;
                                         ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1599:** +1, nesting level increased 
to 2
   ```cpp
           } else {
             ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1600:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               days += ((weekday_b <= 3) ? 0 : 7) - weekday_b + (week_num - 1) 
* 7 + weekday - 1;
                                         ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1602:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (!get_date_from_daynr(days)) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1610:** +1
   ```cpp
       bool already_set_date_part = yearday > 0 || (week_num >= 0 && weekday > 
0);
                                                ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1610:** +1
   ```cpp
       bool already_set_date_part = yearday > 0 || (week_num >= 0 && weekday > 
0);
                                                                  ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1611:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (already_set_date_part && already_set_time_part) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1611:** +1
   ```cpp
       if (already_set_date_part && already_set_time_part) {
                                 ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1615:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (!(part_used & ~NORMAL_DATE_PART)) { // Ymd part only
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1616:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (!(part_used & DAY_PART)) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1618:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (!(part_used & MONTH_PART)) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1624:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (already_set_date_part) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:1627:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (already_set_time_part) {
       ^
   ```
   
   </details>
   



##########
be/src/vec/runtime/vdatetime_value.cpp:
##########
@@ -2255,7 +2256,7 @@
 // change this method should also change that.
 template <typename T>

Review Comment:
   warning: function 'from_date_format_str' has cognitive complexity of 248 
(threshold 50) [readability-function-cognitive-complexity]
   ```cpp
   bool DateV2Value<T>::from_date_format_str(const char* format, int 
format_len, const char* value,
                        ^
   ```
   <details>
   <summary>Additional context</summary>
   
   **be/src/vec/runtime/vdatetime_value.cpp:2258:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (value_len <= 0) [[unlikely]] {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2296:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       while (ptr < end && val < val_end) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2296:** +1
   ```cpp
       while (ptr < end && val < val_end) {
                        ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2298:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           while (val < val_end && check_space(*val)) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2298:** +1
   ```cpp
           while (val < val_end && check_space(*val)) {
                                ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2301:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (val >= val_end) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2305:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (*ptr == '%' && ptr + 1 < end) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2305:** +1
   ```cpp
           if (*ptr == '%' && ptr + 1 < end) {
                           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2309:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               switch (*ptr++) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2314:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2317:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   int_value += int_value >= 70 ? 1900 : 2000;
                                                ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2325:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2328:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (tmp - val <= 2) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2329:** +5, including nesting 
penalty of 4, nesting level increased to 5
   ```cpp
                       int_value += int_value >= 70 ? 1900 : 2000;
                                                    ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2339:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2348:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (int_value < 0) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2356:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (int_value < 0) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2366:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2375:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2392:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2402:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2413:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2424:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   while (tmp < val_end && isdigit(*tmp)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2424:** +1
   ```cpp
                   while (tmp < val_end && isdigit(*tmp)) {
                                        ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2428:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (tmp - val > 6) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2430:** +5, including nesting 
penalty of 4, nesting level increased to 5
   ```cpp
                       if (!str_to_int64(val, &tmp2, &int_value)) {
                       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2433:** +1, nesting level increased 
to 4
   ```cpp
                   } else {
                     ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2434:** +5, including nesting 
penalty of 4, nesting level increased to 5
   ```cpp
                       if (!str_to_int64(val, &tmp, &int_value)) {
                       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2438:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if constexpr (is_datetime) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2447:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if ((val_end - val) < 2 || toupper(*(val + 1)) != 'M' || 
!hour_system_12) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2447:** +1
   ```cpp
                   if ((val_end - val) < 2 || toupper(*(val + 1)) != 'M' || 
!hour_system_12) {
                                                                         ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2450:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (toupper(*val) == 'P') {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2459:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (int_value < 0) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2468:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (int_value < 0) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2477:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2480:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (int_value >= 7) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2483:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (int_value == 0) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2492:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2503:** +1
   ```cpp
                   sunday_first = (*(ptr - 1) == 'U' || *(ptr - 1) == 'V');
                                                     ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2505:** +1
   ```cpp
                   strict_week_number = (*(ptr - 1) == 'V' || *(ptr - 1) == 
'v');
                                                           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2507:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2511:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (week_num > 53 || (strict_week_number && week_num == 0)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2511:** +1
   ```cpp
                   if (week_num > 53 || (strict_week_number && week_num == 0)) {
                                     ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2511:** +1
   ```cpp
                   if (week_num > 53 || (strict_week_number && week_num == 0)) {
                                                            ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2522:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if (!str_to_int64(val, &tmp, &int_value)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2530:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if constexpr (is_datetime) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2532:** +5, including nesting 
penalty of 4, nesting level increased to 5
   ```cpp
                       if (!tmp_val.from_date_format_str("%I:%i:%S %p", 11, 
val, val_end - val,
                       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2543:** +1, nesting level increased 
to 4
   ```cpp
                   } else {
                     ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2548:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if constexpr (is_datetime) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2550:** +5, including nesting 
penalty of 4, nesting level increased to 5
   ```cpp
                       if (!tmp_val.from_date_format_str("%H:%i:%S", 8, val, 
val_end - val, &tmp)) {
                       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2560:** +1, nesting level increased 
to 4
   ```cpp
                   } else {
                     ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2565:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   while (val < val_end && ispunct(*val)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2565:** +1
   ```cpp
                   while (val < val_end && ispunct(*val)) {
                                        ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2570:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   while (val < val_end && isalpha(*val)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2570:** +1
   ```cpp
                   while (val < val_end && isalpha(*val)) {
                                        ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2575:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   while (val < val_end && isdigit(*val)) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2575:** +1
   ```cpp
                   while (val < val_end && isdigit(*val)) {
                                        ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2580:** +4, including nesting 
penalty of 3, nesting level increased to 4
   ```cpp
                   if ('%' != *val) {
                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2588:** +1, nesting level increased 
to 2
   ```cpp
           } else if (!isspace(*ptr)) {
                  ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2589:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (*ptr != *val) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2594:** +1, nesting level increased 
to 2
   ```cpp
           } else {
             ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2600:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       while (ptr < end) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2601:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (*ptr == '%' && ptr + 1 < end) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2601:** +1
   ```cpp
           if (*ptr == '%' && ptr + 1 < end) {
                           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2603:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               switch (*ptr++) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2621:** +1, nesting level increased 
to 2
   ```cpp
           } else {
             ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2626:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (!part_used) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2630:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (hour_system_12) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2631:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (hour > 12 || hour < 1) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2631:** +1
   ```cpp
           if (hour > 12 || hour < 1) {
                         ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2636:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (sub_val_end) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2641:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (part_used & FRAC_PART) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2642:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if constexpr (!is_datetime) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2645:** +1, nesting level increased 
to 1
   ```cpp
       } else if (part_used & TIME_PART) {
              ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2646:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if constexpr (!is_datetime) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2652:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (yearday > 0) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2654:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (!get_date_from_daynr(days)) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2659:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (week_num >= 0 && weekday > 0) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2659:** +1
   ```cpp
       if (week_num >= 0 && weekday > 0) {
                         ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2661:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if ((strict_week_number &&
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2662:** +1
   ```cpp
                (strict_week_number_year < 0 || strict_week_number_year_type != 
sunday_first)) ||
                                                                                
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2661:** +1
   ```cpp
           if ((strict_week_number &&
                                   ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2662:** +1
   ```cpp
                (strict_week_number_year < 0 || strict_week_number_year_type != 
sunday_first)) ||
                                             ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2663:** +1
   ```cpp
               (!strict_week_number && strict_week_number_year >= 0)) {
                                    ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2667:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
                   doris::calc_daynr(strict_week_number ? 
strict_week_number_year : year, 1, 1);
                                                        ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2671:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (sunday_first) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2672:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               days += ((weekday_b == 0) ? 0 : 7) - weekday_b + (week_num - 1) 
* 7 + weekday % 7;
                                         ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2673:** +1, nesting level increased 
to 2
   ```cpp
           } else {
             ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2674:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               days += ((weekday_b <= 3) ? 0 : 7) - weekday_b + (week_num - 1) 
* 7 + weekday - 1;
                                         ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2676:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (!get_date_from_daynr(days)) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2684:** +1
   ```cpp
       bool already_set_date_part = yearday > 0 || (week_num >= 0 && weekday > 
0);
                                                ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2684:** +1
   ```cpp
       bool already_set_date_part = yearday > 0 || (week_num >= 0 && weekday > 
0);
                                                                  ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2685:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (already_set_date_part && already_set_time_part) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2685:** +1
   ```cpp
       if (already_set_date_part && already_set_time_part) {
                                 ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2688:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (already_set_date_part) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2689:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if constexpr (is_datetime) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2692:** +1, nesting level increased 
to 2
   ```cpp
           } else {
             ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2698:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (!(part_used & ~NORMAL_DATE_PART)) { // Ymd part only
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2699:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if (!(part_used & DAY_PART)) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2701:** +3, including nesting 
penalty of 2, nesting level increased to 3
   ```cpp
               if (!(part_used & MONTH_PART)) {
               ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2707:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if (already_set_time_part) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2708:** +2, including nesting 
penalty of 1, nesting level increased to 2
   ```cpp
           if constexpr (is_datetime) {
           ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2712:** +1, nesting level increased 
to 2
   ```cpp
           } else {
             ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2716:** +1, including nesting 
penalty of 0, nesting level increased to 1
   ```cpp
       if constexpr (is_datetime) {
       ^
   ```
   **be/src/vec/runtime/vdatetime_value.cpp:2719:** +1, nesting level increased 
to 1
   ```cpp
       } else {
         ^
   ```
   
   </details>
   



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