Thanks I got it. Somehow I have to tell about fields to solr, it can't automatically apply search on all indexed fields.
On Sun, Jul 29, 2018 at 11:54 PM, Alexandre Rafalovitch <arafa...@gmail.com> wrote: > You may be doing premature optimization here. > > Remember the copyTarget is store=false/docValues=false, so you are > only actually storing unique tokens and document ids/offsets. I would > recommend you start from that, do your first schema, figure out what > you are not happy about, evolve it, etc. > > However, you can also switch to eDismax and name specific fields you > want to search with qf parameter. > https://lucene.apache.org/solr/guide/7_4/the-extended- > dismax-query-parser.html > (extension of base query parser). > > Just remember that the processing of the field depends on the field > type. So, with copyField, you were searching everything by that type > (probably text). With eDismax, if your field is string, you have to > match it exactly. Unless you copyField and process it twice. And so > on. You have a lot of options, depending on your use cases. > > Good luck, > Alex. > > On 29 July 2018 at 14:15, Renuka Srishti <renuka.srisht...@gmail.com> > wrote: > > Yeah, I read that, but it will slow down the performance, as copying all > > the fields and put that data in one field. I think for large index it is > > not the right way to do. Am I right? > > > > Regards, > > Renuka Srishti > > > > On Sun, Jul 29, 2018 at 11:39 PM, Alexandre Rafalovitch < > arafa...@gmail.com> > > wrote: > > > >> Did you go through the tutorial in the Reference Guide? > >> > >> it explains a lot of these and has configuration for you to check. See > >> for example (in a middle of tutorial): > >> https://lucene.apache.org/solr/guide/7_4/solr-tutorial. > >> html#create-a-catchall-copy-field > >> > >> Regards, > >> Alex. > >> > >> On 29 July 2018 at 13:45, Renuka Srishti <renuka.srisht...@gmail.com> > >> wrote: > >> > Thanks for response, > >> > > >> > Let me explain with an example. > >> > I have following fields : name, description, id, title. > >> > These fields have following values: > >> > doc1 - > >> > name : test > >> > description : test and run > >> > id : t1 > >> > title : abc title > >> > > >> > doc2 - > >> > name : abc > >> > description : test and run again > >> > id : t2 > >> > title : xyz title > >> > > >> > You can see name and description both contain "test", so my question > is > >> if > >> > I will query for "test" using "q" parameter without specifying the > fields > >> > in either "df" or "qf", will it be able to search? Because I tried, > and I > >> > think you have to mention the fields otherwise it will not work. > >> > If I will put "df" and "qf" value as "name", so it will return only > doc1, > >> > but I want to return both documents when I query "test" (Because > >> > description also contains "test"). Will it be possible without > >> configuring > >> > the "df" or "qf"? Is there any way to apply search on all fields? > >> > > >> > Thanks > >> > Renuka Srishti > >> > > >> > On Sun, Jul 29, 2018 at 8:12 PM, Erick Erickson < > erickerick...@gmail.com > >> > > >> > wrote: > >> > > >> >> What do you want Solr to do in that case? Search all the defined > >> >> fields? Some of them? Pick randomly? > >> >> > >> >> This is like asking "can Solr do what I want without telling it what > I > >> >> want?". > >> >> > >> >> You can define df or qf _defaults_ in solrconfig.xml for the request > >> >> handler, that's what those are for. > >> >> Then the _user_ doesn't need to specify them. Somebody has to however > >> >> and defaults are how those > >> >> are usually done. > >> >> > >> >> Best, > >> >> Erick > >> >> > >> >> On Sun, Jul 29, 2018 at 7:07 AM, Alexandre Rafalovitch > >> >> <arafa...@gmail.com> wrote: > >> >> > Solr does need to know what field(s) you want to search. And you > can > >> >> > configure all of these things in solrconfig.xml, so the user does > not > >> >> > have to provide that. > >> >> > > >> >> > Just remember, unless you really know what you are doing, you > should > >> >> > not be exposing Solr directly to the user/browser. Think of it more > >> >> > like a database with another layer between it and user-queries. > >> >> > Otherwise, somebody could delete your whole index, etc. > >> >> > > >> >> > Regards, > >> >> > Alex. > >> >> > > >> >> > On 29 July 2018 at 09:11, Renuka Srishti < > renuka.srisht...@gmail.com> > >> >> wrote: > >> >> >> Hi, > >> >> >> > >> >> >> Is there any possible way to perform search by using "q" or > "query" > >> >> >> parameter without setting "df" parameter or "qf" parameter. > >> >> >> > >> >> >> for example: I am passing "q":"xyz" > >> >> >> I have to mention the field for which I want to perform query > >> otherwise > >> >> I > >> >> >> will not get results. > >> >> >> > >> >> >> What is the way if I want to search on all documents without > >> mentioning > >> >> any > >> >> >> field. > >> >> >> for example : I am passing "q":"xyz" > >> >> >> If I query like that, it should return all the documents > containing > >> that > >> >> >> value. No need to mention the fields. > >> >> >> > >> >> >> Thanks > >> >> >> Renuka Srishti > >> >> > >> >
