if your question + answers form a compound document then the whole document (with given unique id, e.g. question id) needs to be reindexed i think. best i could find with google was this ...
https://issues.apache.org/jira/browse/SOLR-139 On Oct 1, 2010, at 8:23 AM, Andy wrote: > Well I want to just display the "title" of the question in my search results > and users can then just click on it to see the detals of the question and all > the answers. > > For example, say a question has the title "What is the meaning of life?" and > then one of the answers to that question is "solr." If someone searches for > "solr", I want to display the question title "What is the meaning of life?" > in the search results. If the user clicks on the question title and drills > down, he can then see that one of the answers is "solr". > > I'm not sure it makes sense to index the question and each answer separately > because I don't want to get duplicate questions in the search results. In the > above example, let's say there's another answer "solr is the meaning". If > each answer is indexed separately, I'd get two "What is the meaning of life?" > in my search results when someone searches for "solr". > > --- On Fri, 10/1/10, Allistair Crossley <a...@roxxor.co.uk> wrote: > >> From: Allistair Crossley <a...@roxxor.co.uk> >> Subject: Re: Any way to "append" new text to an existing indexed field? >> To: solr-user@lucene.apache.org >> Date: Friday, October 1, 2010, 7:46 AM >> i would say question and answer are 2 >> different entities. if you are using the data import >> handler, i would personally create them as separate entities >> with their own queries to the database using the deltaQuery >> method to pick up only new rows. i guess it depends if you >> need question + answers to actually come back out to be used >> for display (i.e. you stored their data), or whether it's >> good enough to match on question/answer separately and then >> just link to a question ID in your UI to drill-down from the >> database. >> >> disclaimer: i am a solr novice - just started, so i'd see >> what others think too ;) >> >> On Oct 1, 2010, at 7:38 AM, Andy wrote: >> >>> I'm building a Q&A application. There's a >> "Question" database table and an "Answer" table. >>> >>> For each question, I'm putting the question itself >> plus all the answers into a single field "text" to be >> indexed and searched. >>> >>> Say I have a question that has 10 existing answers >> that are already indexed. If a new answer is submitted for >> that question, is there any way I could just "append" the >> new answer to the "text" field? Or is the only way to >> implement this is to retrieve the original question and the >> 10 existing answers from the database, combine them with the >> newly submitted 11th answer, and re-index everything from >> scratch? >>> >>> The latter option just seems inefficient. Is there a >> better design that could be used for this use case? >>> >>> Andy >>> >>> >>> >> >> > > >
