diff --git a/pandora_console/extras/mr/12.sql b/pandora_console/extras/mr/12.sql
index 052ae9950e..7fda89efeb 100644
--- a/pandora_console/extras/mr/12.sql
+++ b/pandora_console/extras/mr/12.sql
@@ -6,39 +6,51 @@ ALTER TABLE tlayout_data ADD COLUMN `clock_animation` varchar(60) NOT NULL defau
 ALTER TABLE tlayout_data ADD COLUMN `time_format` varchar(60) NOT NULL default "time";
 ALTER TABLE tlayout_data ADD COLUMN `timezone` varchar(60) NOT NULL default "Europe/Madrid";
 
-create table IF NOT EXISTS tcluster(
-        id int unsigned not null auto_increment,
-        name tinytext not null default '',
-        cluster_type enum('AA','AP') not null default 'AA',
-        description text not null default '',
-        group int(10) unsigned NOT NULL default '0',
-        id_agent int(10) unsigned NOT NULL,
-        PRIMARY KEY (id),
-        FOREIGN KEY (id_agent) REFERENCES tagente(id_agente)
-            ON UPDATE CASCADE
+-- ---------------------------------------------------------------------
+-- Table `tcluster`
+-- ---------------------------------------------------------------------
+
+create table IF NOT EXISTS `tcluster`(
+    `id` int unsigned not null auto_increment,
+    `name` tinytext not null default '',
+    `cluster_type` enum('AA','AP') not null default 'AA',
+		`description` text not null default '',
+		`group` int(10) unsigned NOT NULL default '0',
+		`id_agent` int(10) unsigned NOT NULL,
+		PRIMARY KEY (`id`),
+		FOREIGN KEY (`id_agent`) REFERENCES tagente(`id_agente`)
+			ON UPDATE CASCADE
 ) engine=InnoDB DEFAULT CHARSET=utf8;
 
-create table IF NOT EXISTS tcluster_item(
-        id int unsigned not null auto_increment,
-        name tinytext not null default '',
-        item_type enum('AA','AP')  not null default 'AA',
-        critical_limit int unsigned NOT NULL default '0',
-        warning_limit int unsigned NOT NULL default '0',
-        is_critical tinyint(2) unsigned NOT NULL default '0',
-        id_cluster int unsigned,
-        PRIMARY KEY (id),
-        FOREIGN KEY (id_cluster) REFERENCES tcluster(id)
-            ON DELETE SET NULL ON UPDATE CASCADE
+-- ---------------------------------------------------------------------
+-- Table `tcluster_item`
+-- ---------------------------------------------------------------------
+
+create table IF NOT EXISTS `tcluster_item`(
+		`id` int unsigned not null auto_increment,
+    `name` tinytext not null default '',
+    `item_type` enum('AA','AP')  not null default 'AA',
+		`critical_limit` int unsigned NOT NULL default '0',
+		`warning_limit` int unsigned NOT NULL default '0',
+		`is_critical` tinyint(2) unsigned NOT NULL default '0',
+		`id_cluster` int unsigned,
+		PRIMARY KEY (`id`),
+		FOREIGN KEY (`id_cluster`) REFERENCES tcluster(`id`)
+			ON DELETE SET NULL ON UPDATE CASCADE
 ) engine=InnoDB DEFAULT CHARSET=utf8;
 
-create table IF NOT EXISTS tcluster_agent(
-    id_cluster int unsigned not null,
-    id_agent int(10) unsigned not null,
-        PRIMARY KEY (id_cluster,id_agent),
-        FOREIGN KEY (id_agent) REFERENCES tagente(id_agente)
-            ON UPDATE CASCADE,
-        FOREIGN KEY (id_cluster) REFERENCES tcluster(id)
-            ON UPDATE CASCADE
+-- ---------------------------------------------------------------------
+-- Table `tcluster_agent`
+-- ---------------------------------------------------------------------
+
+create table IF NOT EXISTS `tcluster_agent`(
+    `id_cluster` int unsigned not null,
+    `id_agent` int(10) unsigned not null,
+		PRIMARY KEY (`id_cluster`,`id_agent`),
+		FOREIGN KEY (`id_agent`) REFERENCES tagente(`id_agente`)
+			ON UPDATE CASCADE,
+		FOREIGN KEY (`id_cluster`) REFERENCES tcluster(`id`)
+			ON UPDATE CASCADE
 ) engine=InnoDB DEFAULT CHARSET=utf8;
 
 COMMIT;
\ No newline at end of file