github-actions[bot] commented on code in PR #15945:
URL: https://github.com/apache/doris/pull/15945#discussion_r1070627284
##########
be/src/vec/exprs/table_function/vexplode_split.cpp:
##########
@@ -63,17 +80,31 @@ Status VExplodeSplitTableFunction::process_row(size_t
row_idx) {
_is_current_empty = false;
_eos = false;
- StringRef text = _text_column->get_data_at(row_idx);
- StringRef delimiter = _delimiter_column->get_data_at(row_idx);
-
- if (text.data == nullptr) {
+ if ((!_test_null_map and _test_null_map[row_idx]) || _delimiter.data ==
nullptr) {
_is_current_empty = true;
_cur_size = 0;
_cur_offset = 0;
} else {
- //TODO: implement non-copy split string reference
- _backup = strings::Split(StringPiece((char*)text.data, text.size),
- StringPiece((char*)delimiter.data,
delimiter.size));
+ auto split = [](std::string_view strv, std::string_view delims = " ") {
+ std::vector<std::string_view> output;
+ auto first = strv.begin();
+
+ while (first != strv.end()) {
+ const auto second = std::find_first_of(first, std::cend(strv),
std::cbegin(delims),
+ std::cend(delims));
+ if (first != second) {
+
output.emplace_back(strv.substr(std::distance(strv.begin(), first),
+ std::distance(first,
second)));
+ }
+
+ if (second == strv.end()) break;
Review Comment:
warning: statement should be inside braces
[readability-braces-around-statements]
```suggestion
if (second == strv.end()) { break;
}
```
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