diff --git a/centreon-plugins/database/mysql/mode/databasessize.pm b/centreon-plugins/database/mysql/mode/databasessize.pm
new file mode 100644
index 000000000..50fad0583
--- /dev/null
+++ b/centreon-plugins/database/mysql/mode/databasessize.pm
@@ -0,0 +1,138 @@
+################################################################################
+# Copyright 2005-2013 MERETHIS
+# Centreon is developped by : Julien Mathis and Romain Le Merlus under
+# GPL Licence 2.0.
+# 
+# This program is free software; you can redistribute it and/or modify it under 
+# the terms of the GNU General Public License as published by the Free Software 
+# Foundation ; either version 2 of the License.
+# 
+# This program is distributed in the hope that it will be useful, but WITHOUT ANY
+# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A 
+# PARTICULAR PURPOSE. See the GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License along with 
+# this program; if not, see <http://www.gnu.org/licenses>.
+# 
+# Linking this program statically or dynamically with other modules is making a 
+# combined work based on this program. Thus, the terms and conditions of the GNU 
+# General Public License cover the whole combination.
+# 
+# As a special exception, the copyright holders of this program give MERETHIS 
+# permission to link this program with independent modules to produce an executable, 
+# regardless of the license terms of these independent modules, and to copy and 
+# distribute the resulting executable under terms of MERETHIS choice, provided that 
+# MERETHIS also meet, for each linked independent module, the terms  and conditions 
+# of the license of that module. An independent module is a module which is not 
+# derived from this program. If you modify this program, you may extend this 
+# exception to your version of the program, but you are not obliged to do so. If you
+# do not wish to do so, delete this exception statement from your version.
+# 
+# For more information : contact@centreon.com
+# Authors : Quentin Garnier <qgarnier@merethis.com>
+#
+####################################################################################
+
+package database::mysql::mode::databasessize;
+
+use base qw(centreon::plugins::mode);
+
+use strict;
+use warnings;
+
+sub new {
+    my ($class, %options) = @_;
+    my $self = $class->SUPER::new(package => __PACKAGE__, %options);
+    bless $self, $class;
+    
+    $self->{version} = '1.0';
+    $options{options}->add_options(arguments =>
+                                { 
+                                  "warning:s"               => { name => 'warning', },
+                                  "critical:s"              => { name => 'critical', },
+                                  "filter:s"                => { name => 'filter', },
+                                });
+
+    return $self;
+}
+
+sub check_options {
+    my ($self, %options) = @_;
+    $self->SUPER::init(%options);
+
+    if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) {
+       $self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'.");
+       $self->{output}->option_exit();
+    }
+    if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0) {
+       $self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'.");
+       $self->{output}->option_exit();
+    }
+}
+
+sub run {
+    my ($self, %options) = @_;
+    # $options{sql} = sqlmode object
+    $self->{sql} = $options{sql};
+
+    $self->{sql}->connect();
+    $self->{sql}->query(query => 'SELECT table_schema AS NAME, SUM(data_length+index_length) 
+            FROM information_schema.tables
+            GROUP BY table_schema');
+    my $result = $self->{sql}->fetchall_arrayref();
+    
+    if (!($self->{sql}->is_version_minimum(version => '5'))) {
+        $self->{output}->add_option_msg(short_msg => "MySQL version '" . $self->{sql}->{version} . "' is not supported.");
+        $self->{output}->option_exit();
+    } 
+    
+    $self->{output}->output_add(severity => 'OK',
+                                short_msg => "All databases are ok.");
+    foreach my $row (@$result) {
+        next if (defined($self->{option_results}->{filter}) && 
+                 $$row[0] !~ /$self->{option_results}->{filter}/);
+    
+        my $exit_code = $self->{perfdata}->threshold_check(value => $$row[1], threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
+        
+        my ($value, $value_unit) = $self->{perfdata}->change_bytes(value => $$row[1]);
+        $self->{output}->output_add(long_msg => sprintf("DB '" . $$row[0] . "' size: %.3f%s", $value, $value_unit));
+        if (!$self->{output}->is_status(value => $exit_code, compare => 'ok', litteral => 1)) {
+            $self->{output}->output_add(severity => $exit_code,
+                                        short_msg => sprintf("DB '" . $$row[0] . "' size: %.3f%s", $value, $value_unit));
+        }
+        $self->{output}->perfdata_add(label => $$row[0] . '_size',
+                                      value => $$row[1],
+                                      warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
+                                      critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
+                                      min => 0);
+    }
+    
+    $self->{output}->display();
+    $self->{output}->exit();
+}
+
+1;
+
+__END__
+
+=head1 MODE
+
+Check MySQL databases size.
+
+=over 8
+
+=item B<--warning>
+
+Threshold warning in bytes.
+
+=item B<--critical>
+
+Threshold critical in bytes.
+
+=item B<--filter>
+
+Filter database to checks.
+
+=back
+
+=cut