zclllyybb commented on code in PR #30557:
URL: https://github.com/apache/doris/pull/30557#discussion_r1470731859
##########
be/src/vec/functions/like.cpp:
##########
@@ -447,43 +445,39 @@ void FunctionLike::convert_like_pattern(LikeSearchState*
state, const std::strin
}
// add ^ to pattern head to match line head
- if (pattern.size() > 0 && pattern[0] != '%') {
+ if (!pattern.empty() && pattern[0] != '%') {
re_pattern->append("^");
}
bool is_escaped = false;
Review Comment:
sure. we can have a TODO here. in fact there's many code could be improved
in future
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