diff --git a/pandora_console/ChangeLog b/pandora_console/ChangeLog
index b4cfddddc1..d706072332 100644
--- a/pandora_console/ChangeLog
+++ b/pandora_console/ChangeLog
@@ -1,3 +1,9 @@
+2010-01-15  Pablo de la Concepción <pablo.concepcion@artica.es>
+
+    * pandoradb.sql, extras/pandoradb_migrate_v3.0_to_v3.1.sql: Added column
+    number_of_packages to tgis_data to track the number of data packages
+    received while the agent is in the same position.
+
 2010-01-15  Pablo de la Concepción <pablo.concepcion@artica.es>
 
 	* pandoradb.sql, extras/pandoradb_migrate_v3.0_to_v3.1.sql: Modified DB
diff --git a/pandora_console/extras/pandoradb_migrate_v3.0_to_v3.1.sql b/pandora_console/extras/pandoradb_migrate_v3.0_to_v3.1.sql
index f55b657d8c..815d683a9c 100644
--- a/pandora_console/extras/pandoradb_migrate_v3.0_to_v3.1.sql
+++ b/pandora_console/extras/pandoradb_migrate_v3.0_to_v3.1.sql
@@ -20,7 +20,8 @@ CREATE  TABLE IF NOT EXISTS `tgis_data` (
   `start_timestamp` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT 'timestamp on wich the agente started to be in this position' ,
   `end_timestamp` TIMESTAMP NULL COMMENT 'timestamp on wich the agent was placed for last time on this position' ,
   `description` TEXT NULL COMMENT 'description of the region correoponding to this placemnt' ,
-  `manual_placement` TINYINT(1) NULL DEFAULT 0 COMMENT '0 to show that the position cames from the agent, 1 to show that the position was established manualy' ,
+  `manual_placement` TINYINT(1) NOT NULL DEFAULT 0 COMMENT '0 to show that the position cames from the agent, 1 to show that the position was established manualy' ,
+  `number_of_packages` INT NOT NULL DEFAULT 1 COMMENT 'Number of data packages received with this position from the start_timestampa to the_end_timestamp' ,
   `tagente_id_agente` INT(10) NOT NULL COMMENT 'reference to the agent' ,
   PRIMARY KEY (`id_tgis_data`) ,
   INDEX `start_timestamp_index` (`start_timestamp` ASC) ,
diff --git a/pandora_console/pandoradb.sql b/pandora_console/pandoradb.sql
index cac1b0e8ae..023d8c997f 100644
--- a/pandora_console/pandoradb.sql
+++ b/pandora_console/pandoradb.sql
@@ -870,7 +870,8 @@ CREATE  TABLE IF NOT EXISTS `tgis_data` (
   `start_timestamp` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT 'timestamp on wich the agente started to be in this position' ,
   `end_timestamp` TIMESTAMP NULL COMMENT 'timestamp on wich the agent was placed for last time on this position' ,
   `description` TEXT NULL COMMENT 'description of the region correoponding to this placemnt' ,
-  `manual_placement` TINYINT(1) NULL DEFAULT 0 COMMENT '0 to show that the position cames from the agent, 1 to show that the position was established manualy' ,
+  `manual_placement` TINYINT(1) NOT NULL DEFAULT 0 COMMENT '0 to show that the position cames from the agent, 1 to show that the position was established manualy' ,
+  `number_of_packages` INT NOT NULL DEFAULT 1 COMMENT 'Number of data packages received with this position from the start_timestampa to the_end_timestamp' ,
   `tagente_id_agente` INT(10) NOT NULL COMMENT 'reference to the agent' ,
   PRIMARY KEY (`id_tgis_data`) ,
   INDEX `start_timestamp_index` (`start_timestamp` ASC) ,