diff --git a/dspace/etc/database_schema_11-12.sql b/dspace/etc/database_schema_11-12.sql
new file mode 100644
index 0000000000..53014129ec
--- /dev/null
+++ b/dspace/etc/database_schema_11-12.sql
@@ -0,0 +1,53 @@
+-- Patch file to upgrade schema from database_schema.sql 1.22 (dspace-1_1, dspace-1_1_1) 
+-- to revision 1.28 (current candidate for inclusion in dspace-1_2)
+
+-- DUMP YOUR DATABASE FIRST. DUMP YOUR DATABASE FIRST. DUMP YOUR DATABASE FIRST. DUMP YOUR DATABASE FIRST. 
+-- DUMP YOUR DATABASE FIRST. DUMP YOUR DATABASE FIRST. DUMP YOUR DATABASE FIRST. DUMP YOUR DATABASE FIRST. 
+-- DUMP YOUR DATABASE FIRST. DUMP YOUR DATABASE FIRST. DUMP YOUR DATABASE FIRST. DUMP YOUR DATABASE FIRST. 
+
+ALTER TABLE Bitstream ADD sequence_id INTEGER;
+ALTER TABLE Item ADD owning_collection INTEGER;
+ALTER TABLE Bundle ADD name VARCHAR(16);
+ALTER TABLE Bundle ADD primary_bitstream_id INTEGER;
+ALTER TABLE Bundle ADD CONSTRAINT primary_bitstream_id_fk FOREIGN KEY (primary_bitstream_id) REFERENCES Bitstream(bitstream_id);
+CREATE TABLE Community2Community
+(
+  id             INTEGER PRIMARY KEY,
+  parent_comm_id INTEGER REFERENCES Community(community_id),
+  child_comm_id  INTEGER REFERENCES Community(community_id)
+);
+
+CREATE TABLE Communities2Item
+(
+   id                      INTEGER PRIMARY KEY,
+   community_id            INTEGER REFERENCES Community(community_id),
+   item_id                 INTEGER REFERENCES Item(item_id)
+);
+
+DROP VIEW CommunityItemsByAuthor;
+CREATE VIEW CommunityItemsByAuthor as
+SELECT Communities2Item.community_id, ItemsByAuthor.* 
+FROM ItemsByAuthor, Communities2Item
+WHERE ItemsByAuthor.item_id = Communities2Item.item_id
+;
+
+DROP VIEW CommunityItemsByTitle;
+CREATE VIEW CommunityItemsByTitle as
+SELECT Communities2Item.community_id, ItemsByTitle.* 
+FROM ItemsByTitle, Communities2Item
+WHERE ItemsByTitle.item_id = Communities2Item.item_id
+;
+
+DROP VIEW CommunityItemsByDate;
+CREATE VIEW CommunityItemsByDate as
+SELECT Communities2Item.community_id, ItemsByDate.* 
+FROM ItemsByDate, Communities2Item
+WHERE ItemsByDate.item_id = Communities2Item.item_id
+;
+
+DROP VIEW CommunityItemsByDateAccession;
+CREATE VIEW CommunityItemsByDateAccession as
+SELECT Communities2Item.community_id, ItemsByDateAccessioned.* 
+FROM ItemsByDateAccessioned, Communities2Item
+WHERE ItemsByDateAccessioned.item_id = Communities2Item.item_id
+;
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