To import a MySQL database to Solr, you first need to set up Solr on your server and have access to the Solr admin panel. Once you have set up Solr, you can use the Data Import Handler (DIH) feature to import data from your MySQL database.To do this, you will ...

To index nested JSON objects in Solr, you can use the Solr JSON Update Format to send documents with nested fields. Each nested field should be represented as a separate sub-document within the main document. You can then use the dot notation to access nested ...

To perform a facet group query on Apache Solr, you can use the "facet.pivot" parameter in your Solr query. This parameter allows you to specify multiple fields on which to group the facets.For example, if you want to group the facets based on two field...

To get all results from a Solr query, you can use the "rows" parameter in your query to specify the maximum number of results to return. By setting the value of this parameter to a high number or to -1 (for unlimited results), you can ensure that you r...

To get the last indexed record in Solr, you can use the "q=:&sort=id desc&rows=1" query parameter. This query will return the record with the highest value of the unique key field (usually "id") in descending order, effectively giving y...