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#!/usr/bin/perl
use strict;
use warnings;
use DBI;
use Data::Dumper;
my $db='test';
my $host='localhost';
my $user='root';
my $password='';
my $i= 0;
my $dbh = DBI->connect("DBI:mysql:$db:$host",
"$user", "$password",
{ PrintError => 0}) || die $DBI::errstr;
# DROP TABLE IF EXISTS
$dbh->do("DROP TABLE IF EXISTS users") or print $DBI::errstr;
# CREATE TABLE
$dbh->do("CREATE TABLE users (id INT, name VARCHAR(32))") or print $DBI::errstr;
my $sth= $dbh->prepare("INSERT INTO users VALUES (?, ?)");
for $i(1 .. 20)
{
my @chars = grep !/[0O1Iil]/, 0..9, 'A'..'Z', 'a'..'z';
my $random_chars = join '', map { $chars[rand @chars] } 0 .. 31;
my $rows = $sth->execute($i, $random_chars);
}
$dbh->do("DROP PROCEDURE IF EXISTS users_proc") or print $DBI::errstr;
$dbh->do("CREATE PROCEDURE users_proc() DETERMINISTIC
BEGIN
SELECT id, name FROM users;
SELECT name, id FROM users;
END") or print $DBI::errstr;
$sth = $dbh->prepare('call users_proc()') ||
die $DBI::err.": ".$DBI::errstr;
$sth->execute || die DBI::err.": ".$DBI::errstr;
do {
print "\nResult set ".++$i."\n---------------------------------------\n\n";
for my $colno (0..$sth->{NUM_OF_FIELDS}-1) {
print $sth->{NAME}->[$colno]."\t";
}
print "\n";
while (my $rowref=$sth->fetchrow_arrayref()) {
for my $field (0..$#$rowref) {
print $rowref->[$field]."\t";
}
print "\n";
}
} while ($sth->more_results())