I need to search for facets in solr as below:
now i need to search for the articles that have the above facets (logical And) and (logical Or).
suppose that i have the following articles
- country=USA France //Topic: Industrial Scientific
- country=USA canada //Topic: Industrial
- country=USA canada //Topic: Industrial political
now, i have tried
but this didnt return anything :( could you please guide me to how to search for those faces by ANDing and ORing between them