The stats component can be used to return simple statistics for indexed numeric fields in the document set returned by a Solr query. Let us get the statistics for prices of all books in our index. We will also facet on
price and availability (
inStock) and see the output.
It is advisable to use a templating engine instead of writing HTML code inside PHP.
Create the query to fetch all books and set the number of rows to
0 as we are not interested in the results but only the statistics, which will be fetched as a separate component as given in the following query:
Get the stats component and create statistics for field
price and create facets on