Vincent Massol
added a comment - To be changed in https://github.com/xwiki/xwiki-platform/blob/7e3ab0cf21c1a104709b3f8736ae15851cdceb75/xwiki-platform-core/xwiki-platform-query/xwiki-platform-query-jpql-parser/src/main/sablecc/JPQL.grammar#L6 and then in all places using the generated code.
Work done. Waiting for XWiki 10.4RC1 to be released before pushing...