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package Eve::PgSqlType::Array; |
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use parent qw(Eve::PgSqlType); |
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use strict; |
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use warnings; |
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use DateTime::Format::Pg; |
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use DBD::Pg (); |
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=head1 NAME |
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B - a PostgreSQL array type. |
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=head1 SYNOPSIS |
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my $array = Eve::PgSqlType::Array->new(); |
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my $text = $array->serialize(value => $some_array); |
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my $array_ref = $bigint->deserialize(value => $some_result); |
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=head1 DESCRIPTION |
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B is a PostgreSQL array type adapter class. |
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=head1 METHODS |
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=head2 B |
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=head3 Returns |
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The PG_ANYARRAY type. |
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=cut |
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sub get_type { |
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return DBD::Pg::PG_ANYARRAY; |
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} |
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=head2 B |
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Wraps an expression with CAST statement. |
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=head3 Arguments |
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=over 4 |
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=item C |
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=back |
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=head3 Returns |
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CAST (C AS array) |
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=cut |
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sub wrap { |
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my ($self, %arg_hash) = @_; |
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Eve::Support::arguments(\%arg_hash, my $expression); |
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return 'CAST ('.$expression.' AS anyarray)'; |
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} |
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=head2 B |
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Formats an array object into the appropriate string array |
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representation. |
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=head3 Arguments |
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=over 4 |
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=item C |
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=back |
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=head3 Returns |
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The string like '{all, array, values}'. |
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=cut |
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sub serialize { |
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my ($self, %arg_hash) = @_; |
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Eve::Support::arguments(\%arg_hash, my $value); |
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return '{' . join(',', @{$value}) . '}'; |
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} |
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=head2 B |
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Just a passthrough method to return whatever value has been passed to it. |
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=head3 Arguments |
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=over 4 |
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=item C |
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=back |
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=head3 Returns |
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The value that is passed to the method. |
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=cut |
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sub deserialize { |
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my ($self, %arg_hash) = @_; |
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Eve::Support::arguments(\%arg_hash, my $value); |
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return $value; |
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} |
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=head1 SEE ALSO |
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=over 4 |
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=item L |
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=item L |
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=back |
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=head1 LICENSE AND COPYRIGHT |
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Copyright 2012 Igor Zinovyev. |
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This program is free software; you can redistribute it and/or modify it |
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under the terms of either: the GNU General Public License as published |
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by the Free Software Foundation; or the Artistic License. |
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See http://dev.perl.org/licenses/ for more information. |
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=head1 AUTHOR |
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=over 4 |
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=item L |
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=back |
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=cut |
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1; |