diff --git a/modules/blog/cms_node_storage_sql_blog_extension.e b/modules/blog/cms_node_storage_sql_blog_extension.e
index 1793bd9..24d6844 100644
--- a/modules/blog/cms_node_storage_sql_blog_extension.e
+++ b/modules/blog/cms_node_storage_sql_blog_extension.e
@@ -108,6 +108,18 @@ feature -- Persistence
 			end
 		end
 
+	delete_node (a_node: CMS_BLOG)
+			-- <Precursor>
+		local
+			l_parameters: STRING_TABLE [ANY]
+		do
+			if a_node.has_id then
+				create l_parameters.make (1)
+				l_parameters.put (a_node.id, "nid")
+				sql_change (sql_delete_node_data, l_parameters)
+			end
+		end
+
 feature {NONE} -- Implementation		
 
 	node_data (a_node: CMS_NODE): detachable TUPLE [revision: INTEGER_64; tags: READABLE_STRING_32]
@@ -145,5 +157,6 @@ feature -- SQL
 	sql_select_node_data: STRING = "SELECT nid, revision, tags FROM blog_post_nodes WHERE nid=:nid AND revision<=:revision ORDER BY revision DESC LIMIT 1;"
 	sql_insert_node_data: STRING = "INSERT INTO blog_post_nodes (nid, revision, tags) VALUES (:nid, :revision, :tags);"
 	sql_update_node_data: STRING = "UPDATE blog_post_nodes SET nid=:nid, revision=:revision, tags=:tags WHERE nid=:nid AND revision=:revision;"
+	sql_delete_node_data: STRING = "DELETE FROM blog_post_nodes WHERE nid=:nid;"
 
 end
diff --git a/modules/node/handler/cms_page_node_type_webform_manager.e b/modules/node/handler/cms_page_node_type_webform_manager.e
index 78a5686..9de71b3 100644
--- a/modules/node/handler/cms_page_node_type_webform_manager.e
+++ b/modules/node/handler/cms_page_node_type_webform_manager.e
@@ -30,7 +30,7 @@ feature -- Forms ...
 		local
 			ti: WSF_FORM_NUMBER_INPUT
 			fs: WSF_FORM_FIELD_SET
-			l_parent_id, nid: INTEGER_64
+			l_parent_id: INTEGER_64
 		do
 			Precursor (response, f, a_node)
 
@@ -102,7 +102,6 @@ feature -- Forms ...
 
 	parent_validation (a_response: NODE_RESPONSE; fd: WSF_FORM_DATA)
 		local
-			l_selected: BOOLEAN
 			node_api: CMS_NODE_API
 			l_parent_id: INTEGER_64
 			nid: INTEGER_64
diff --git a/modules/node/persistence/cms_node_storage_extension.e b/modules/node/persistence/cms_node_storage_extension.e
index 5c73cac..4943ffa 100644
--- a/modules/node/persistence/cms_node_storage_extension.e
+++ b/modules/node/persistence/cms_node_storage_extension.e
@@ -49,6 +49,13 @@ feature -- Persistence
 			end
 		end
 
+	delete_node (a_node: CMS_NODE)
+			-- remove node extensions.
+		require
+			a_node_accepted: is_accepted (a_node)
+		deferred
+		end
+
 feature {NONE} -- Persistence implementation
 
 	store (a_node: G)
diff --git a/modules/node/persistence/cms_node_storage_i.e b/modules/node/persistence/cms_node_storage_i.e
index 688753e..ef97a66 100644
--- a/modules/node/persistence/cms_node_storage_i.e
+++ b/modules/node/persistence/cms_node_storage_i.e
@@ -44,7 +44,7 @@ feature {NONE} -- Implementation
 	extended_store (a_node: CMS_NODE)
 			-- Store extended data from `a_node'.
 		require
-			not error_handler.has_error
+			not_has_error: not error_handler.has_error
 		do
 			if attached node_storage_extension (a_node) as ext then
 				ext.store_node (a_node)
@@ -54,13 +54,23 @@ feature {NONE} -- Implementation
 	extended_load (a_node: CMS_NODE)
 			-- Load extended data into `a_node'.
 		require
-			not error_handler.has_error
+			not_has_error: not error_handler.has_error
 		do
 			if attached node_storage_extension (a_node) as ext then
 				ext.load_node (a_node)
 			end
 		end
 
+	extended_delete (a_node: CMS_NODE)
+			-- Delete extended data related to node `a_node'.
+		require
+			not_has_error: not error_handler.has_error
+		do
+			if attached node_storage_extension (a_node) as ext then
+				ext.delete_node (a_node)
+			end
+		end
+
 feature -- Access		
 
 	nodes_count: NATURAL_64
@@ -165,16 +175,19 @@ feature -- Change: Node
 
 	delete_node (a_node: CMS_NODE)
 			-- Delete `a_node'.
+		require
+				valid_node_id: a_node.has_id
 		do
-			if a_node.has_id then
-				delete_node_by_id (a_node.id)
-			end
+				-- TODO
+				-- Check if we need to use a transaction
+				-- we delete a node
+				-- node_revisions
+				-- and extensions (PAGE, BLOG, etc).
+			delete_node_base (a_node)
 		end
 
-	delete_node_by_id (a_id: INTEGER_64)
-			-- Remove node by id `a_id'.
-		require
-			valid_node_id: a_id > 0
+	delete_node_base (a_node: CMS_NODE)
+			-- Remove node `a_node'.
 		deferred
 		end
 
diff --git a/modules/node/persistence/cms_node_storage_null.e b/modules/node/persistence/cms_node_storage_null.e
index 497c11a..34cf6a3 100644
--- a/modules/node/persistence/cms_node_storage_null.e
+++ b/modules/node/persistence/cms_node_storage_null.e
@@ -106,7 +106,7 @@ feature -- Node
 		do
 		end
 
-	delete_node_by_id (a_id: INTEGER_64)
+	delete_node_base (a_node: CMS_NODE)
 			-- <Precursor>
 		do
 		end
diff --git a/modules/node/persistence/cms_node_storage_sql.e b/modules/node/persistence/cms_node_storage_sql.e
index f159e7c..6305ca1 100644
--- a/modules/node/persistence/cms_node_storage_sql.e
+++ b/modules/node/persistence/cms_node_storage_sql.e
@@ -53,11 +53,6 @@ feature -- Access
 				end
 				sql_forth
 			end
---			across
---				Result as ic
---			loop
---				fill_node (ic.item)
---			end
 		end
 
 	node_revisions (a_node: CMS_NODE): LIST [CMS_NODE]
@@ -95,7 +90,7 @@ feature -- Access
 			create {ARRAYED_LIST [CMS_NODE]} Result.make (0)
 
 			error_handler.reset
-			write_information_log (generator + ".trash_nodes")
+			write_information_log (generator + ".trashed_nodes")
 
 			from
 				create l_parameters.make (1)
@@ -124,7 +119,7 @@ feature -- Access
 			create {ARRAYED_LIST [CMS_NODE]} Result.make (0)
 
 			error_handler.reset
-			write_information_log (generator + ".nodes")
+			write_information_log (generator + ".recent_nodes")
 
 			from
 				create l_parameters.make (2)
@@ -150,7 +145,7 @@ feature -- Access
 			create {ARRAYED_LIST [CMS_NODE]} Result.make (0)
 
 			error_handler.reset
-			write_information_log (generator + ".nodes")
+			write_information_log (generator + ".recent_node_changes_before")
 
 			from
 				create l_parameters.make (3)
@@ -176,7 +171,7 @@ feature -- Access
 			l_parameters: STRING_TABLE [ANY]
 		do
 			error_handler.reset
-			write_information_log (generator + ".node")
+			write_information_log (generator + ".node_by_id")
 			create l_parameters.make (1)
 			l_parameters.put (a_id, "nid")
 			sql_query (sql_select_node_by_id, l_parameters)
@@ -191,7 +186,7 @@ feature -- Access
 			l_parameters: STRING_TABLE [ANY]
 		do
 			error_handler.reset
-			write_information_log (generator + ".node")
+			write_information_log (generator + ".node_by_id_and_revision")
 			create l_parameters.make (1)
 			l_parameters.put (a_node_id, "nid")
 			l_parameters.put (a_revision, "revision")
@@ -326,7 +321,7 @@ feature -- Change: Node
 		local
 			l_parameters: STRING_TABLE [ANY]
 		do
-			write_information_log (generator + ".delete_node {" + a_id.out + "}")
+			write_information_log (generator + ".trash_node_by_id {" + a_id.out + "}")
 
 			error_handler.reset
 			create l_parameters.make (3)
@@ -336,19 +331,27 @@ feature -- Change: Node
 			sql_change (sql_trash_node, l_parameters)
 		end
 
-	 delete_node_by_id (a_id: INTEGER_64)
+	 delete_node_base (a_node: CMS_NODE)
 			-- <Precursor>
 		local
 			l_parameters: STRING_TABLE [ANY]
 			l_time: DATE_TIME
 		do
 			create l_time.make_now_utc
-			write_information_log (generator + ".trash_node {" + a_id.out + "}")
+			write_information_log (generator + ".delete_node_base {" + a_node.id.out + "}")
 
 			error_handler.reset
 			create l_parameters.make (1)
-			l_parameters.put (a_id, "nid")
+			l_parameters.put (a_node.id, "nid")
 			sql_change (sql_delete_node, l_parameters)
+
+				-- we remove node_revisions and pages.
+				-- Check: maybe we need a transaction.
+			sql_change (sql_delete_node_revisions, l_parameters)
+
+			if not error_handler.has_error then
+				extended_delete (a_node)
+			end
 		end
 
 	restore_node_by_id (a_id: INTEGER_64)
@@ -358,7 +361,7 @@ feature -- Change: Node
 			l_time: DATE_TIME
 		do
 			create l_time.make_now_utc
-			write_information_log (generator + ".restore_node {" + a_id.out + "}")
+			write_information_log (generator + ".restore_node_by_id {" + a_id.out + "}")
 
 			error_handler.reset
 			create l_parameters.make (1)
@@ -520,6 +523,8 @@ feature {NONE} -- Queries
 			WHERE pn.parent = :nid AND node.status != -1 GROUP BY node.nid, node.revision;
 		]"
 
+	sql_delete_node_revisions: STRING = "DELETE FROM node_revisions WHERE nid=:nid;"
+
 feature {NONE} -- Sql Queries: USER_ROLES collaborators, author
 
 	Select_user_author: STRING = "SELECT uid, name, password, salt, email, users.status, users.created, signed FROM nodes INNER JOIN users ON nodes.author=users.uid AND nodes.nid = :nid AND nodes.revision = :revision;"
diff --git a/modules/node/persistence/cms_node_storage_sql_page_extension.e b/modules/node/persistence/cms_node_storage_sql_page_extension.e
index bc98357..cdffa57 100644
--- a/modules/node/persistence/cms_node_storage_sql_page_extension.e
+++ b/modules/node/persistence/cms_node_storage_sql_page_extension.e
@@ -112,6 +112,19 @@ feature -- Persistence
 			end
 		end
 
+
+	delete_node (a_node: CMS_PAGE)
+			-- <Precursor>
+		local
+			l_parameters: STRING_TABLE [ANY]
+		do
+			if a_node.has_id then
+				create l_parameters.make (1)
+				l_parameters.put (a_node.id, "nid")
+				sql_change (sql_delete_node_data, l_parameters)
+			end
+		end
+
 feature {NONE} -- Implementation
 
 	node_data (a_node: CMS_NODE): detachable TUPLE [revision: INTEGER_64; parent_id: INTEGER_64]
@@ -143,5 +156,6 @@ feature -- SQL
 	sql_select_node_data: STRING = "SELECT nid, revision, parent FROM page_nodes WHERE nid=:nid AND revision<=:revision ORDER BY revision DESC LIMIT 1;"
 	sql_insert_node_data: STRING = "INSERT INTO page_nodes (nid, revision, parent) VALUES (:nid, :revision, :parent);"
 	sql_update_node_data: STRING = "UPDATE page_nodes SET nid=:nid, revision=:revision, parent=:parent WHERE nid=:nid AND revision=:revision;"
+	sql_delete_node_data: STRING = "DELETE FROM page_nodes WHERE nid=:nid;"
 
 end