Index: lams_tool_preview/src/java/org/lamsfoundation/lams/tool/peerreview/dbupdates/patch20150930.sql
===================================================================
diff -u -r4f769a0d4e83bc53d204333b902f25f40ecdbcf4 -r99e53e5c23dec6eb2ae8ed8acc1b19ad808b9f07
--- lams_tool_preview/src/java/org/lamsfoundation/lams/tool/peerreview/dbupdates/patch20150930.sql	(.../patch20150930.sql)	(revision 4f769a0d4e83bc53d204333b902f25f40ecdbcf4)
+++ lams_tool_preview/src/java/org/lamsfoundation/lams/tool/peerreview/dbupdates/patch20150930.sql	(.../patch20150930.sql)	(revision 99e53e5c23dec6eb2ae8ed8acc1b19ad808b9f07)
@@ -4,7 +4,7 @@
 ----------------------Put all sql statements below here-------------------------
 
 --  LDEV-3564 tool session id must be unique in tool's session table
-ALTER IGNORE TABLE tl_laprev11_session ADD UNIQUE (session_id);
+ALTER TABLE tl_laprev11_session ADD UNIQUE (session_id);
 
 ----------------------Put all sql statements above here-------------------------
 
Index: lams_tool_preview/src/java/org/lamsfoundation/lams/tool/peerreview/dbupdates/patch20151217.sql
===================================================================
diff -u -r1cda4ddcf7266f3e189002f48b4bcd32a7bfc6ed -r99e53e5c23dec6eb2ae8ed8acc1b19ad808b9f07
--- lams_tool_preview/src/java/org/lamsfoundation/lams/tool/peerreview/dbupdates/patch20151217.sql	(.../patch20151217.sql)	(revision 1cda4ddcf7266f3e189002f48b4bcd32a7bfc6ed)
+++ lams_tool_preview/src/java/org/lamsfoundation/lams/tool/peerreview/dbupdates/patch20151217.sql	(.../patch20151217.sql)	(revision 99e53e5c23dec6eb2ae8ed8acc1b19ad808b9f07)
@@ -5,21 +5,21 @@
 
 -- LDEV-3640 Add necessary cascades
 
-ALTER IGNORE TABLE tl_laprev11_peerreview DROP FOREIGN KEY FK_NEW_1661738138_89093BF758092FB;
+ALTER TABLE tl_laprev11_peerreview DROP FOREIGN KEY FK_NEW_1661738138_89093BF758092FB;
 ALTER TABLE tl_laprev11_peerreview ADD CONSTRAINT FK_NEW_1661738138_89093BF758092FB FOREIGN KEY (`create_by`)
 REFERENCES `tl_laprev11_user` (`uid`) ON DELETE SET NULL ON UPDATE CASCADE;
 
 
-ALTER IGNORE TABLE tl_laprev11_session DROP FOREIGN KEY FK_NEW_1661738138_24AA78C530E79035;
+ALTER TABLE tl_laprev11_session DROP FOREIGN KEY FK_NEW_1661738138_24AA78C530E79035;
 ALTER TABLE tl_laprev11_session ADD CONSTRAINT FK_NEW_1661738138_24AA78C530E79035 FOREIGN KEY (`peerreview_uid`)
 REFERENCES `tl_laprev11_peerreview` (`uid`) ON DELETE CASCADE ON UPDATE CASCADE;
 
 
-ALTER IGNORE TABLE tl_laprev11_user DROP FOREIGN KEY FK_NEW_1661738138_30113BFC309ED320;
+ALTER TABLE tl_laprev11_user DROP FOREIGN KEY FK_NEW_1661738138_30113BFC309ED320;
 ALTER TABLE tl_laprev11_user ADD CONSTRAINT FK_NEW_1661738138_30113BFC309ED320 FOREIGN KEY (`peerreview_uid`)
 REFERENCES `tl_laprev11_peerreview` (`uid`) ON DELETE CASCADE ON UPDATE CASCADE;
 
-ALTER IGNORE TABLE tl_laprev11_user DROP FOREIGN KEY FK_NEW_1661738138_30113BFCEC0D3147;
+ALTER TABLE tl_laprev11_user DROP FOREIGN KEY FK_NEW_1661738138_30113BFCEC0D3147;
 ALTER TABLE tl_laprev11_user ADD CONSTRAINT FK_NEW_1661738138_30113BFCEC0D3147 FOREIGN KEY (`session_uid`)
 REFERENCES `tl_laprev11_session` (`uid`) ON DELETE CASCADE ON UPDATE CASCADE;