O'Reilly logo

Apache Solr Search Patterns by Jayant Kumar

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Working of OR and AND clauses

Let us see how the collector and scorer work together to calculate the results for both OR and AND clauses. Let us first focus on the OR clause. Considering the earlier index, suppose we perform the following search:

orange OR strawberry OR not
Working of OR and AND clauses

A search for orange OR strawberry OR not

On the basis of the terms in the query, Doc Id 1 was rejected during the Boolean filtering logic. We will need to introduce the concept of accumulator here. The purpose of the accumulator is to loop through each term in the query and pass the documents that contain the term to the collector.

In the present case, when the accumulator looks ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required