# Lucene 9.10.0 queries API

Queries

Packages
Package | Description
--- | ---
org.apache.lucene.queries | Filters and Queries that add to core Lucene.
org.apache.lucene.queries.function | Queries that compute score based upon a function.
org.apache.lucene.queries.function.docvalues | FunctionValues for different data types.
org.apache.lucene.queries.function.valuesource | A variety of functions to use with FunctionQuery.
org.apache.lucene.queries.intervals | Intervals queries
org.apache.lucene.queries.mlt | Document similarity query generators.
org.apache.lucene.queries.payloads | The payloads package provides Query mechanisms for finding and using payloads.
org.apache.lucene.queries.spans | The calculus of spans.