Hello, I have opened a Jira issue for this and provided a suggested solution. You can find the details here:
https://issues.apache.org/jira/browse/SOLR-18246 Best regards, Umut Saribiyik Am Mi., 13. Mai 2026 um 17:39 Uhr schrieb Umut Saribiyik <[email protected] >: > Hello Ufuk, > > Thanks for the hint. > > I tried the raw parameters area, but the UI still seems to generate: > > facet.field=foo,bar > > instead of: > > facet.field=foo&facet.field=bar > > Also, I think the dedicated facet.field input should still generate the > correct parameters, even if raw parameters exist as an advanced option. > > Best regards, > Umut Saribiyik > > Am Mi., 13. Mai 2026 um 16:08 Uhr schrieb ufuk yılmaz via users < > [email protected]>: > >> Hello Umut, >> >> How about the raw parameters area on the bottom left, there you can add >> any type of parameter in any number? >> >> —ufuk >> >> — >> >> > On May 13, 2026, at 18:31, Umut Saribiyik <[email protected]> wrote: >> > >> > Hello, >> > >> > I noticed a possible issue in the Solr Admin UI and would like to check >> > whether I am misunderstanding something. >> > In the Admin UI, when I select a collection and go to the “Query” >> screen, I >> > can enable faceting by checking the “facet” option. The UI then >> provides a >> > field for facet.field. >> > >> > If I enter a single facet field there, for example: >> > >> > facet.field=foo >> > >> > the request works as expected, and the response contains the facet >> counts >> > for that field. >> > However, if I want to request facets for more than one field, the UI >> seems >> > to provide only one input field for facet.field. If I enter multiple >> fields >> > there, the generated request appears to put multiple facet fields into >> the >> > same facet.field parameter. >> > >> > My understanding is that the correct request should repeat the >> facet.field >> > parameter, for example: >> > >> > facet=true&facet.field=foo&facet.field=bar >> > >> > rather than putting multiple fields into a single facet.field value. >> > >> > Is my understanding correct, or is there a supported syntax in the >> Admin UI >> > for entering multiple facet fields in that one input field? >> > >> > >> > Best regards, >> > Umut >> > > > -- > Mit freundlichen Grüßen > > Umut Saribiyik > -- Mit freundlichen Grüßen Umut Saribiyik
