Re: Lucene Search Query Question
Gilles Schlienger <[email protected]>
| Newsgroups | gmane.comp.cms.jahia.devel |
|---|---|
| Message-ID | <[email protected]> |
Thanks a lot for your detailed answers, last question (~similar to question 3) about the influence of one field on the total result >3. Why in a page, when I add a word to a BigText and the word exists in >the Title, the result percentage is sometimes lowered? How is the percentage of relevance displayed calculated: - based on the best field of the page? - based on an average between all the fields? - ...? Thanks again Gilles --- Khue Nguyen <[email protected]> a écrit : > Hi, > > >> > >> 1. how Jahia pages/containers/fields are indexed by Lucene, for example: > >> - field by field ? > >> - page by page (all fields indexed at once with field names) ? > >> - some fields have more weight than others (Title) ? > > Actually, only fields are indexed. And the indexation occurs when a field > has been updated or created. > Each field is stored in search index as a single lucene document ( no > grouping by page or by container ). But as each document contains a > container id and page id, it is possible to display search result by page or > by container. > Field have same weight. > > >> 2. the use of parameters like "fieldname:..." in the context of Jahia in= > >> the search query? > >> > > The "fieldname:..." reffers to field definition name that is stored in the > index with each indexed field. > So if the query looks like "myword AND fieldname:title", the searh will > return hits that match fields with field name definition = "title" and > which value containing the "myword" String. > > >> 3. why in a page, when I add a word to a BigText and the word exists in > >> the= > >> Title, the result percentage is sometimes lowered? > > That can be explained by the fact that when entering a word in a BigText > with a WYSIWYG editor, extra html tags are added : > > i.e : <html>myword</html> > > So the result percentage is lowered due to the length of the full String. > > > Regards, > Khue Nguyen > > > Découvrez le nouveau Yahoo! Mail : 250 Mo d'espace de stockage pour vos mails ! Créez votre Yahoo! Mail sur http://fr.mail.yahoo.com/