Choosing an Output Format
Many programming environments are able to send HTTP requests and retrieve responses. Parsing the responses is a slightly more thorny problem. Fortunately, Solr makes it easy to choose an output format that will be easy to handle on the client side.
Specify a response format using the
wt parameter in a query. The available response formats are documented in Response Writers.
Most client APIs hide this detail for you, so for many types of client applications, you won’t ever have to specify a