Search::GIN::Query::Set - Create queries with set operations


Search-GIN documentation  | view source Contained in the Search-GIN distribution.

Index


NAME

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Search::GIN::Query::Set - Create queries with set operations

VERSION

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version 0.08

SYNOPSIS

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    # build a query like:
    # (type:pdf OR type:png) AND (name:Homer OR name:Bart)

    use Search::GIN::Query::Set;
    use Search::GIN::Query::Manual;

    my $query = Search::GIN::Query::Set->new(
        operation => 'INTERSECT',
        subqueries => [
            Search::GIN::Query::Manual->new(
                values => {
                   type => [qw(pdf png)]
                }
            ),
            Search::GIN::Query::Manual->new(
                values => {
                   name => [qw(Homer Bart)]
                }
            ),
        ]
    );

DESCRIPTION

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Creates a manual GIN query that can be used to search using basic set theory, in order to build more complex queries.

This query doesn't provide any specific search, it's just a set operator for subqueries. You can build complex queries by using other set queries as subqueries for a set query.

METHODS/SUBROUTINES

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new

Creates a new query.

ATTRIBUTES

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subqueries

The subqueries to process

operation

One of the basic set operators: "UNION", "INTERSECT" and "EXCEPT". The default is "UNION"

AUTHOR

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Yuval Kogman <nothingmuch@cpan.org>

COPYRIGHT AND LICENSE

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Search-GIN documentation  | view source Contained in the Search-GIN distribution.