Marvin Humphrey > Lucy > Lucy::Search::RangeQuery

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Module Version: 0.004001   Source  

NAME ^

Lucy::Search::RangeQuery - Match a range of values.

SYNOPSIS ^

    # Match all articles by "Foo" published since the year 2000.
    my $range_query = Lucy::Search::RangeQuery->new(
        field         => 'publication_date',
        lower_term    => '2000-01-01',
        include_lower => 1,
    );
    my $author_query = Lucy::Search::TermQuery->new(
        field => 'author_last_name',
        text  => 'Foo',
    );
    my $and_query = Lucy::Search::ANDQuery->new(
        children => [ $range_query, $author_query ],
    );
    my $hits = $searcher->hits( query => $and_query );
    ...

DESCRIPTION ^

RangeQuery matches documents where the value for a particular field falls within a given range.

CONSTRUCTORS ^

new( [labeled params] )

    my $range_query = Lucy::Search::RangeQuery->new(
        field         => 'product_number', # required
        lower_term    => '003',            # see below
        upper_term    => '060',            # see below
        include_lower => 0,                # default true
        include_upper => 0,                # default true
    );

Takes 5 parameters; field is required, as is at least one of either lower_term or upper_term.

INHERITANCE ^

Lucy::Search::RangeQuery isa Lucy::Search::Query isa Clownfish::Obj.

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