Imagine you are setting up an Apache Solr index and need to handle a field representing an ID that will be used frequently in filter queries. The key question is: how should you index this field for optimal performance? Should you use a string field type, or would an integer field type be more efficient?
Let's combine the results of a local experiment with insights from online research to evaluate which option delivers better performance. Continue to the full post here: Apache Solr Filter Queries: Integer or String Fields?