On Fri, Jun 11, 2010 at 12:13, Thomas Mortagne <[email protected]> wrote: > On Fri, Jun 11, 2010 at 11:29, Vincent Massol <[email protected]> wrote: >> >> On Jun 11, 2010, at 11:13 AM, Thomas Mortagne wrote: >> >>> On Fri, Jun 11, 2010 at 09:03, Vincent Massol <[email protected]> wrote: >>>> Hi devs, >>>> >>>> I'm wondering why we haven't moved to using XQL instead of HQL. >>>> >>>> Any reason? >>>> >>>> If not, I'd like to suggest we start using it everywhere we currently use >>>> HQL since XWQL since is much nicer. Also since we don't use it our users >>>> don't use it. >>>> >>>> Additionally I'd like to propose that we move to a ScriptService to access >>>> the query manager. >>>> >>>> From Velocity you'd write the following to get a Query: >>>> $services.query.xwql("....") >>>> >>>> Note that the ScriptService implementation would replace the >>>> SecureQueryManager implementation. >>>> >>>> We would also deprecate XWiki.getQueryManager. >>>> >>>> WDYT? >>> >>> I think the major issue is that nobody knows it very well and without >>> Artem to push on it and help we just forgot about it. >>> >>> Also I think Artem was waiting JCR2 that was not release when he >>> started working on it to finish XQL implementation that was too >>> limited by JCR1. >> >> XWQL is not tied to JCR (the execution engine is Hibernate right now). It's >> tied to JPQA but only at the grammar level (we have our grammer and our >> parser). > > I talked about XQL not the query manager. I tough JPQL was part of JCR. > >> >> Why do you think it's not finished? from what I've seen it looks finished >> and it worked well when I used it. > > I said "i think". > >> >> I only saw a potential grammar issue that you are forces to use "as" for a >> query to be valid. For example: >> "from doc.object(XWiki.XWikiUsers) as user" >> >> (using "from doc.object(XWiki.XWikiUsers)" will not work)
Anyway my main point is that if we start to use it a lot it makes it critical and we need somebody to take care of that since we will find bugs for sure. >> >> Thanks >> -Vincent >> >>> But yes we should really use XQL if possible. >>> >>>> >>>> Thanks >>>> -Vincent >> _______________________________________________ >> devs mailing list >> [email protected] >> http://lists.xwiki.org/mailman/listinfo/devs >> > > > > -- > Thomas Mortagne > -- Thomas Mortagne _______________________________________________ devs mailing list [email protected] http://lists.xwiki.org/mailman/listinfo/devs
