search for: uppercase_letter

...e "Mitsubishi UFJ Factors Limited" bank. Using word segmentation in Xapian 1.5 this causes the following terms to get indexed: ????? ?? ???? ??? Note that last term, which starts with FULLWIDTH LATIN CAPITAL LETTER U' (U+FF35). Xapian's Unicode library correctly assigns this the UPPERCASE_LETTER category and indexes this verbatim. However, querying for ??? produces the query Query(???@1). That is, it queries for the lowercase form which seems to be the result of unconditional lower-casing at https://github.com/xapian/xapian/blob/master/xapian-core/queryparser/queryparser.lemony#L1459. As...