SF Patch 1749196 Oracle compatibility for Bitstream Checker

git-svn-id: http://scm.dspace.org/svn/repo/trunk@2089 9c30dcfa-912a-0410-8fc2-9e0234be79fd

dspace/CHANGES

@@ -1,3 +1,6 @@
+(Graham Triggs)
+- S.F. Patch 1749196 Oracle SQL in Bitstream Checker
+
 (Larry Stone, Richard Rodgers, Sands Fish, Mark Diggory)
 - S.F. Patch 1633596 Event System for DSpace 1.5
 

dspace/etc/oracle/database_schema.sql

@@ -726,8 +726,8 @@ CREATE TABLE most_recent_checksum
 (
     bitstream_id INTEGER PRIMARY KEY REFERENCES bitstream(bitstream_id),
     to_be_processed NUMBER(1) NOT NULL,
-    expected_checksum VARCHAR(64) NOT NULL,
+    expected_checksum VARCHAR(64),
-    current_checksum VARCHAR(64) NOT NULL,
+    current_checksum VARCHAR(64),
     last_process_start_date TIMESTAMP NOT NULL,
     last_process_end_date TIMESTAMP NOT NULL,
     checksum_algorithm VARCHAR(64) NOT NULL,

dspace/etc/oracle/database_schema_142-15.sql

@@ -0,0 +1,50 @@
+--
+-- database_schema_14-15.sql
+--
+-- Version: $$
+--
+-- Date:    $Date:$
+--
+-- Copyright (c) 2002-2007, Hewlett-Packard Company and Massachusetts
+-- Institute of Technology.  All rights reserved.
+-- 
+-- Redistribution and use in source and binary forms, with or without
+-- modification, are permitted provided that the following conditions are
+-- met:
+-- 
+-- - Redistributions of source code must retain the above copyright
+-- notice, this list of conditions and the following disclaimer.
+-- 
+-- - Redistributions in binary form must reproduce the above copyright
+-- notice, this list of conditions and the following disclaimer in the
+-- documentation and/or other materials provided with the distribution.
+-- 
+-- - Neither the name of the Hewlett-Packard Company nor the name of the
+-- Massachusetts Institute of Technology nor the names of their
+-- contributors may be used to endorse or promote products derived from
+-- this software without specific prior written permission.
+-- 
+-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+-- ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+-- LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+-- A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+-- HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+-- INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+-- BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+-- OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+-- ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
+-- TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
+-- USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+-- DAMAGE.
+
+--
+-- SQL commands to upgrade the database schema of a live DSpace 1.4.2
+-- to the DSpace 1.5 database schema
+-- 
+-- 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. 
+
+-- Remove NOT NULL restrictions from the checksum columns of most_recent_checksum
+ALTER TABLE most_recent_checksum MODIFY expected_checksum null;
+ALTER TABLE most_recent_checksum MODIFY current_checksum null;