---
name: "Lucy::Search::ANDQuery"
section: "3pm"
platform: "linux"
package: "liblucy-perl"
version: "0.3.3-7+b1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/Lucy::Search::ANDQuery"
---

# Lucy::Search::ANDQuery(3pm)

Intersect multiple result sets.

## NAME

Lucy::Search::ANDQuery - Intersect multiple result sets.

## SYNOPSIS

```
    my $foo_and_bar_query = Lucy::Search::ANDQuery->new(
        children => [ $foo_query, $bar_query ],
    );
    my $hits = $searcher->hits( query => $foo_and_bar_query );
    ...
```

## DESCRIPTION

ANDQuery is a composite Query which matches only when all of its children match, so its result set is the intersection of their result sets.  Documents which match receive a summed score.

## CONSTRUCTORS

### new( *\[labeled params\]* )

```
    my $foo_and_bar_query = Lucy::Search::ANDQuery->new(
        children => [ $foo_query, $bar_query ],
    );
```

- •

  **children** - An array of child Queries.

## METHODS

### add\_child(query)

Add a child Query node.

## INHERITANCE

Lucy::Search::ANDQuery isa Lucy::Search::PolyQuery isa Lucy::Search::Query isa Lucy::Object::Obj.