On Sat, Nov 15, 2008 at 5:19 AM, Lance Norskog <[EMAIL PROTECTED]> wrote: > These are what you may be asking: > 1) > Do you wish to read records from the database that are already indexed, and > you want to change the fields found and leave the rest of the Solr document? > This would certainly be a worthwhile feature; there is a separate project to > add 'altering existing documents' in the Jira. > SOLR-139 and SOLR-828 are the issues currently tracking this. They are n owhere close to a resolution AFAIK > 2) > Do you wish to pull both field names and values from the database and add > those to the document? Using the Solr wildcard field name feature? One > design pattern that inspired the Solr wildcard field name feature was to > index products that each have some unique metadata (memory chip has speed > etc., digital camera has resolution etc.) but the total number of tag names > is in the thousands. It was not practical to write a schema.xml with > thousands of field names. It is also not feasible to write a DIH config > handler with thousands of fieldname/xpath combinations. This would also be > a worthwhile addition to DIH DIH supports wild card fields . You do not have to put the .field definition in data-config.
But you will have to write a transformer to add a column into the returned row with the correct name. not:There was a bug in 1.3 release , take a more recent version of DIH. > > Or are you trying to solve another problem? > > Lance > > > -----Original Message----- > From: DODMax [mailto:[EMAIL PROTECTED] > Sent: Friday, November 14, 2008 3:20 AM > To: solr-user@lucene.apache.org > Subject: Re: DataImportHandler, custom properties > > > > >> http://wiki.apache.org/solr/DataImportHandler#head-071ff018f44ecbdb1cf >> 55afc4c2a857f44ea1ea4 >> >> <entity name="e" transformer="TemplateTransformer" ..> <field >> column="namedesc" template="hello${e.name},${eparent.surname}" /> ... >> </entity> >> > > The problem is that "namedesc" must be an existing column and I have no idea > of column name in advance. > > To be more clear, what I want is to be able to retrive information which are > not in database from the index. For example to store source database in a > kind of custom property and have it back with results. > -- > View this message in context: > http://www.nabble.com/DataImportHandler%2C-custom-properties-tp20482190p2049 > 8600.html > Sent from the Solr - User mailing list archive at Nabble.com. > > > -- --Noble Paul
