diff --git a/core/trunk/sql/150.sql b/core/trunk/sql/150.sql
index d428fab5d7262a310ef92c4a19e2bb8e90706e7a..bf979cabe5927eefbc49d81fe29589099fb4d59c 100644
--- a/core/trunk/sql/150.sql
+++ b/core/trunk/sql/150.sql
@@ -324,6 +324,20 @@ INSERT INTO status (id, label_status, is_system) VALUES ('TRA', 'Traité', 'N');
 DELETE FROM status WHERE id = 'OBS';
 INSERT INTO status (id, label_status, is_system) VALUES ('OBS', 'Obsolète', 'N');
 
+-- tumbnails
+ALTER TABLE res_letterbox DROP COLUMN IF EXISTS tnl_path;
+ALTER TABLE res_letterbox DROP COLUMN IF EXISTS tnl_filename;
+ALTER TABLE res_letterbox ADD tnl_path character varying(255) DEFAULT NULL::character varying;
+ALTER TABLE res_letterbox ADD tnl_filename character varying(255) DEFAULT NULL::character varying;
+ALTER TABLE res_business DROP COLUMN IF EXISTS tnl_path;
+ALTER TABLE res_business DROP COLUMN IF EXISTS tnl_filename;
+ALTER TABLE res_business ADD tnl_path character varying(255) DEFAULT NULL::character varying;
+ALTER TABLE res_business ADD tnl_filename character varying(255) DEFAULT NULL::character varying;
+ALTER TABLE res_x DROP COLUMN IF EXISTS tnl_path;
+ALTER TABLE res_x DROP COLUMN IF EXISTS tnl_filename;
+ALTER TABLE res_x ADD tnl_path character varying(255) DEFAULT NULL::character varying;
+ALTER TABLE res_x ADD tnl_filename character varying(255) DEFAULT NULL::character varying;
+
 DROP TABLE IF EXISTS res_version_attachments;
 DROP SEQUENCE IF EXISTS res_id_version_attachments_seq;
 
diff --git a/core/trunk/sql/structure.sql b/core/trunk/sql/structure.sql
index c8d3c73a8ae7d105d3d34b5853556a54e91449e6..69c259122676ddb9c3e19df67ed213b2027ce6e9 100644
--- a/core/trunk/sql/structure.sql
+++ b/core/trunk/sql/structure.sql
@@ -620,6 +620,8 @@ CREATE TABLE res_attachments
   updated_by character varying(128) DEFAULT NULL::character varying,
   is_multicontacts character(1),
   is_multi_docservers character(1) NOT NULL DEFAULT 'N'::bpchar,
+  tnl_path character varying(255) DEFAULT NULL::character varying,
+  tnl_filename character varying(255) DEFAULT NULL::character varying,
   CONSTRAINT res_attachments_pkey PRIMARY KEY (res_id)
 )
 WITH (OIDS=FALSE);
@@ -1829,6 +1831,8 @@ CREATE TABLE res_x
   esign_date timestamp without time zone,
   locker_user_id character varying(255) DEFAULT NULL::character varying,
   locker_time timestamp without time zone,
+  tnl_path character varying(255) DEFAULT NULL::character varying,
+  tnl_filename character varying(255) DEFAULT NULL::character varying,
   CONSTRAINT res_x_pkey PRIMARY KEY  (res_id)
 )
 WITH (OIDS=FALSE);
@@ -1959,6 +1963,8 @@ CREATE TABLE res_letterbox
   locker_user_id character varying(255) DEFAULT NULL::character varying,
   locker_time timestamp without time zone,
   confidentiality character(1),
+  tnl_path character varying(255) DEFAULT NULL::character varying,
+  tnl_filename character varying(255) DEFAULT NULL::character varying,
   CONSTRAINT res_letterbox_pkey PRIMARY KEY  (res_id)
 )
 WITH (OIDS=FALSE);
@@ -2113,6 +2119,8 @@ CREATE TABLE res_version_letterbox
   cycle_date timestamp without time zone,
   coll_id character varying(32) NOT NULL,
   res_id_master bigint,
+  tnl_path character varying(255) DEFAULT NULL::character varying,
+  tnl_filename character varying(255) DEFAULT NULL::character varying,
   CONSTRAINT res_version_letterbox_pkey PRIMARY KEY (res_id)
 )
 WITH (
@@ -2226,6 +2234,8 @@ CREATE TABLE res_version_x
   cycle_date timestamp without time zone,
   coll_id character varying(32) NOT NULL,
   res_id_master bigint,
+  tnl_path character varying(255) DEFAULT NULL::character varying,
+  tnl_filename character varying(255) DEFAULT NULL::character varying,
   CONSTRAINT res_version_x_pkey PRIMARY KEY (res_id)
 )
 WITH (
@@ -3973,4 +3983,4 @@ CREATE VIEW res_view_attachments AS
   scan_date, scan_user, scan_location, scan_wkstation, scan_batch, burn_batch, scan_postmark,
   envelop_id, status, destination, approver, validation_date, work_batch, origin, is_ingoing, priority, initiator, dest_user,
   coll_id, dest_contact_id, dest_address_id, updated_by, is_multicontacts, is_multi_docservers, res_id_master, attachment_type, '0'
-  FROM res_attachments;
\ No newline at end of file
+  FROM res_attachments;