What shalin says is solid and will work with solr 5.x as well as 3.x You could do a little poc if you want to be absolutely certain. Shouldn't take you very long. Your only concern will be that your old docs won't be matched against queries matched against the newly added fields.
On Tue, 29 Dec 2015, 23:38 Salman Ansari <salman.rah...@gmail.com> wrote: > Thanks guys for your responses. > > @Shalin: Do you have a documentation that explains this? Moreover, is it > only for Solr 5+ or is it still applicable to Solr 3+? I am asking this as > I am working in a team and in some of our projects we are using old Solr > versions and I need to convince the guys that this is possible in the old > Solr as well. > > Thanks for your help. > > Regards, > Salman > > > On Tue, Dec 29, 2015 at 9:44 AM, Shalin Shekhar Mangar < > shalinman...@gmail.com> wrote: > > > Adding new fields is not a problem. You can continue to use your > > existing index with the new schema. > > > > On Tue, Dec 29, 2015 at 1:58 AM, Salman Ansari <salman.rah...@gmail.com> > > wrote: > > > You can say that we are not removing any fields (so the old data should > > not > > > get affected), however, we need to add new fields (which new data will > > > have). Does that answer your question? > > > > > > > > > Regards, > > > Salman > > > > > > On Mon, Dec 28, 2015 at 9:58 PM, Alexandre Rafalovitch < > > arafa...@gmail.com> > > > wrote: > > > > > >> Is the schema change affects the data you want to keep? > > >> ---- > > >> Newsletter and resources for Solr beginners and intermediates: > > >> http://www.solr-start.com/ > > >> > > >> > > >> On 29 December 2015 at 01:48, Salman Ansari <salman.rah...@gmail.com> > > >> wrote: > > >> > Hi, > > >> > > > >> > I am facing an issue where I need to change Solr schema but I have > > >> crucial > > >> > data that I don't want to delete. Is there a way where I can change > > the > > >> > schema of the index while keeping the data intact? > > >> > > > >> > Regards, > > >> > Salman > > >> > > > > > > > > -- > > Regards, > > Shalin Shekhar Mangar. > > > -- Regards, Binoy Dalal
