DBIx-Custom / DBIx-Custom-0.0501 / blib / libdoc / DBIx::Custom::Result.3pm /
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.\" ========================================================================
.\"
.IX Title "DBIx::Custom::Result 3"
.TH DBIx::Custom::Result 3 "2009-11-16" "perl v5.8.8" "User Contributed Perl Documentation"
.SH "NAME"
DBIx::Custom::Result \- Resultset for DBIx::Custom
.SH "VERSION"
.IX Header "VERSION"
Version 0.0301
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 3
\&    # $result is DBIx::Custom::Result object
\&    my $dbi = DBIx::Custom->new;
\&    my $result = $dbi->query($sql_template, $param);
.Ve
.PP
.Vb 3
\&    while (my ($val1, $val2) = $result->fetch) {
\&        # do something
\&    }
.Ve
.SH "OBJECT ACCESSORS"
.IX Header "OBJECT ACCESSORS"
.Sh "sth"
.IX Subsection "sth"
.Vb 3
\&    # Set and Get statement handle
\&    $self = $result->sth($sth);
\&    $sth  = $reuslt->sth
.Ve
.PP
Statement handle is automatically set by DBIx::Custom.
so you do not set statement handle.
.PP
If you need statement handle, you can get statement handle by using this method.
.Sh "fetch_filter"
.IX Subsection "fetch_filter"
.Vb 3
\&    # Set and Get fetch filter
\&    $self         = $result->fetch_filter($sth);
\&    $fetch_filter = $result->fech_filter;
.Ve
.PP
Statement handle is automatically set by DBIx::Custom.
If you want to set your fetch filter, you set it.
.Sh "no_fetch_filters"
.IX Subsection "no_fetch_filters"
.Vb 3
\&    # Set and Get no filter keys when fetching
\&    $self             = $result->no_fetch_filters($no_fetch_filters);
\&    $no_fetch_filters = $result->no_fetch_filters;
.Ve
.SH "METHODS"
.IX Header "METHODS"
.Sh "fetch"
.IX Subsection "fetch"
.Vb 2
\&    # Fetch row as array reference (Scalar context)
\&    $row = $result->fetch;
.Ve
.PP
.Vb 2
\&    # Fetch row as array (List context)
\&    @row = $result->fecth
.Ve
.PP
.Vb 6
\&    # Sample
\&    while (my $row = $result->fetch) {
\&        # do something
\&        my $val1 = $row->[0];
\&        my $val2 = $row->[1];
\&    }
.Ve
.PP
fetch method is fetch resultset and get row as array or array reference.
.Sh "fetch_hash"
.IX Subsection "fetch_hash"
.Vb 2
\&    # Fetch row as hash reference (Scalar context)
\&    $row = $result->fetch_hash;
.Ve
.PP
.Vb 2
\&    # Fetch row as hash (List context)
\&    %row = $result->fecth_hash
.Ve
.PP
.Vb 6
\&    # Sample
\&    while (my $row = $result->fetch_hash) {
\&        # do something
\&        my $val1 = $row->{key1};
\&        my $val2 = $row->{key2};
\&    }
.Ve
.PP
fetch_hash method is fetch resultset and get row as hash or hash reference.
.Sh "fetch_first"
.IX Subsection "fetch_first"
.Vb 2
\&    # Fetch only first (Scalar context)
\&    $row = $result->fetch_first;
.Ve
.PP
.Vb 2
\&    # Fetch only first (List context)
\&    @row = $result->fetch_first;
.Ve
.PP
This method fetch only first and finish statement handle
.Sh "fetch_hash_first"
.IX Subsection "fetch_hash_first"
.Vb 2
\&    # Fetch only first as hash (Scalar context)
\&    $row = $result->fetch_hash_first;
.Ve
.PP
.Vb 2
\&    # Fetch only first as hash (Scalar context)
\&    @row = $result->fetch_hash_first;
.Ve
.PP
This method fetch only first and finish statement handle
.Sh "fetch_rows"
.IX Subsection "fetch_rows"
.Vb 2
\&    # Fetch multi rows (Scalar context)
\&    $rows = $result->fetch_rows($row_count);
.Ve
.PP
.Vb 2
\&    # Fetch multi rows (List context)
\&    @rows = $result->fetch_rows($row_count);
.Ve
.PP
.Vb 2
\&    # Sapmle 
\&    $rows = $result->fetch_rows(10);
.Ve
.Sh "fetch_hash_rows"
.IX Subsection "fetch_hash_rows"
.Vb 2
\&    # Fetch multi rows as hash (Scalar context)
\&    $rows = $result->fetch_hash_rows($row_count);
.Ve
.PP
.Vb 2
\&    # Fetch multi rows as hash (List context)
\&    @rows = $result->fetch_hash_rows($row_count);
.Ve
.PP
.Vb 2
\&    # Sapmle 
\&    $rows = $result->fetch_hash_rows(10);
.Ve
.Sh "fetch_all"
.IX Subsection "fetch_all"
.Vb 2
\&    # Fetch all row as array ref of array ref (Scalar context)
\&    $rows = $result->fetch_all;
.Ve
.PP
.Vb 2
\&    # Fetch all row as array of array ref (List context)
\&    @rows = $result->fecth_all;
.Ve
.PP
.Vb 4
\&    # Sample
\&    my $rows = $result->fetch_all;
\&    my $val0_0 = $rows->[0][0];
\&    my $val1_1 = $rows->[1][1];
.Ve
.PP
fetch_all method is fetch resultset and get all rows as array or array reference.
.Sh "fetch_hash_all"
.IX Subsection "fetch_hash_all"
.Vb 2
\&    # Fetch all row as array ref of hash ref (Scalar context)
\&    $rows = $result->fetch_hash_all;
.Ve
.PP
.Vb 2
\&    # Fetch all row as array of hash ref (List context)
\&    @rows = $result->fecth_all_hash;
.Ve
.PP
.Vb 4
\&    # Sample
\&    my $rows = $result->fetch_hash_all;
\&    my $val0_key1 = $rows->[0]{key1};
\&    my $val1_key2 = $rows->[1]{key2};
.Ve
.Sh "error"
.IX Subsection "error"
.Vb 3
\&    # Get error infomation
\&    $error_messege = $result->error;
\&    ($error_message, $error_number, $error_state) = $result->error;
.Ve
.PP
You can get get information. This is crenspond to the following.
.PP
.Vb 3
\&    $error_message : $result->sth->errstr
\&    $error_number  : $result->sth->err
\&    $error_state   : $result->sth->state
.Ve
.Sh "finish"
.IX Subsection "finish"
.Vb 2
\&    # Finish statement handle
\&    $result->finish
.Ve
.PP
.Vb 3
\&    # Sample
\&    my $row = $reuslt->fetch; # fetch only one row
\&    $result->finish
.Ve
.PP
You can finish statement handle.This is equel to
.PP
.Vb 1
\&    $result->sth->finish;
.Ve
.SH "AUTHOR"
.IX Header "AUTHOR"
Yuki Kimoto, \f(CW\*(C`<kimoto.yuki at gmail.com>\*(C'\fR
.PP
Github <http://github.com/yuki\-kimoto>
.SH "COPYRIGHT & LICENSE"
.IX Header "COPYRIGHT & LICENSE"
Copyright 2009 Yuki Kimoto, all rights reserved.
.PP
This program is free software; you can redistribute it and/or modify it
under the same terms as Perl itself.