[bug](function) fix regexp_extract_all can't handle empty str (#25717)

2023-10-23 15:47:12 +08:00
parent 2c3bc65fae
commit b8452812df
3 changed files with 8 additions and 0 deletions
--- a/be/src/vec/functions/function_regexp.cpp
+++ b/be/src/vec/functions/function_regexp.cpp
@ -361,6 +361,7 @@ struct RegexpExtractAllImpl {
        }

        if (res_matches.empty()) {
+            StringOP::push_empty_string(index_now, result_data, result_offset);
            return;
        }