Grouping
Lucene supports grouping clauses to form sub-queries.
Lucene supports using parentheses to group clauses to form sub-queries. This is useful for controlling the Boolean logic in a query.
- Examples:
- To search for records that contain either
Beta1
orBeta2
and the number7.1
, use the following query:(Beta1 OR Beta2) AND 7.1
- To search for records with a Headline field
that contains both the term
Beta1
and the phraseBeta2 test
, use the following query:Headline:(+Beta1 +"Beta2 test")
- To search for records that contain either