diff --git a/tools/gerrit-rollback-2.11-2.8.sql b/tools/gerrit-rollback-2.11-2.8.sql
new file mode 100644
index 0000000000..444c8415a6
--- /dev/null
+++ b/tools/gerrit-rollback-2.11-2.8.sql
@@ -0,0 +1,84 @@
+## mysqldiff 0.43
+##
+## Run on Sun Nov 15 15:24:06 2015
+## Options: user=root, host=localhost, debug=0
+##
+## ---   db: review107 (host=localhost user=root)
+## +++   db: review86 (host=localhost user=root)
+
+## No need to drop the tables
+-- DROP TABLE account_agreements;
+-- DROP TABLE account_group_agreements;
+-- DROP TABLE account_group_includes;
+-- DROP TABLE account_group_includes_audit;
+-- DROP TABLE approval_categories;
+-- DROP TABLE approval_category_values;
+-- DROP TABLE contributor_agreements;
+
+ALTER TABLE account_diff_preferences DROP COLUMN hide_top_menu; # was char(1) COLLATE utf8_bin NOT NULL DEFAULT 'N'
+ALTER TABLE account_diff_preferences DROP COLUMN render_entire_file; # was char(1) COLLATE utf8_bin NOT NULL DEFAULT 'N'
+ALTER TABLE account_diff_preferences DROP COLUMN theme; # was varchar(20) COLLATE utf8_bin DEFAULT NULL
+ALTER TABLE account_diff_preferences DROP COLUMN hide_empty_pane; # was char(1) COLLATE utf8_bin NOT NULL DEFAULT 'N'
+ALTER TABLE account_diff_preferences DROP COLUMN hide_line_numbers; # was char(1) COLLATE utf8_bin NOT NULL DEFAULT 'N'
+
+ALTER TABLE account_group_by_id_aud DROP PRIMARY KEY; # was (group_id,include_uuid,added_on)
+ALTER TABLE account_group_by_id_aud ADD PRIMARY KEY (added_on,group_id,include_uuid);
+
+ALTER TABLE accounts DROP COLUMN size_bar_in_change_table; # was char(1) COLLATE utf8_bin NOT NULL DEFAULT 'N'
+ALTER TABLE accounts DROP COLUMN review_category_strategy; # was varchar(20) COLLATE utf8_bin DEFAULT NULL
+ALTER TABLE accounts DROP COLUMN legacycid_in_change_table; # was char(1) COLLATE utf8_bin NOT NULL DEFAULT 'N'
+
+ALTER TABLE patch_set_approvals ADD INDEX patch_set_approvals_closedByU (change_open,account_id);
+ALTER TABLE patch_set_approvals ADD INDEX patch_set_approvals_openByUser (change_open,account_id);
+
+ALTER TABLE patch_sets DROP INDEX patch_sets_byRevision; # was INDEX (revision)
+
+-- 2.11 below
+
+ALTER TABLE account_diff_preferences DROP COLUMN auto_hide_diff_table_header; # was char(1) COLLATE utf8_bin NOT NULL DEFAULT 'N'
+
+ALTER TABLE account_groups DROP COLUMN owner_group_id; # was int(11) NOT NULL DEFAULT '0'
+ALTER TABLE account_groups DROP COLUMN email_only_authors; # was char(1) COLLATE utf8_bin NOT NULL DEFAULT 'N'
+ALTER TABLE account_groups CHANGE COLUMN group_uuid group_uuid varchar(40) COLLATE utf8_bin DEFAULT NULL; # was varchar(40) COLLATE utf8_bin NOT NULL DEFAULT ''
+ALTER TABLE account_groups DROP COLUMN external_name; # was varchar(255) COLLATE utf8_bin DEFAULT NULL
+ALTER TABLE account_groups DROP INDEX account_groups_ownedByGroup; # was INDEX (owner_group_id)
+
+ALTER TABLE accounts DROP COLUMN mute_common_path_prefixes; # was char(1) COLLATE utf8_bin NOT NULL DEFAULT 'N'
+ALTER TABLE accounts DROP COLUMN display_person_name_in_review_category; # was char(1) COLLATE utf8_bin NOT NULL DEFAULT 'N'
+ALTER TABLE accounts DROP COLUMN display_patch_sets_in_reverse_order; # was char(1) COLLATE utf8_bin NOT NULL DEFAULT 'N'
+
+ALTER TABLE changes DROP COLUMN original_subject; # was varchar(255) COLLATE utf8_bin DEFAULT NULL
+ALTER TABLE changes DROP COLUMN nbr_patch_sets; # was int(11) NOT NULL DEFAULT '0'
+ALTER TABLE changes ADD INDEX changes_submitted (status,dest_project_name,dest_branch_name,last_updated_on);
+ALTER TABLE changes ADD INDEX changes_byBranchClosed (status,dest_project_name,dest_branch_name,sort_key);
+ALTER TABLE changes ADD INDEX changes_allClosed (open,status,sort_key);
+ALTER TABLE changes ADD INDEX changes_key (change_key);
+ALTER TABLE changes ADD INDEX changes_byOwnerClosed (open,owner_account_id,last_updated_on);
+ALTER TABLE changes ADD INDEX changes_byOwnerOpen (open,owner_account_id,created_on,change_id);
+ALTER TABLE changes ADD INDEX changes_byProject (dest_project_name);
+ALTER TABLE changes ADD INDEX changes_byProjectOpen (open,dest_project_name,sort_key);
+ALTER TABLE changes ADD INDEX changes_allOpen (open,sort_key);
+
+ALTER TABLE system_config CHANGE COLUMN admin_group_uuid admin_group_uuid varchar(40) COLLATE utf8_bin DEFAULT NULL; # was varchar(40) COLLATE utf8_bin NOT NULL DEFAULT ''
+ALTER TABLE system_config CHANGE COLUMN batch_users_group_uuid batch_users_group_uuid varchar(40) COLLATE utf8_bin DEFAULT NULL; # was varchar(40) COLLATE utf8_bin NOT NULL DEFAULT ''
+ALTER TABLE tracking_ids DROP COLUMN tracking_id; # was varchar(20) COLLATE utf8_bin NOT NULL DEFAULT ''
+ALTER TABLE tracking_ids DROP INDEX tracking_ids_byTrkId; # was INDEX (tracking_id)
+
+insert into account_groups values
+  ('Anonymous Users', 'Any user, signed-in or not', 'SYSTEM', 'N', 'global:Anonymous-Users', 2, '2c6802522201d0091571720a39b3851e0cc805d5'),
+  ('Registered Users', 'Any signed-in user', 'SYSTEM', 'N', 'global:Registered-Users', 3, '2c6802522201d0091571720a39b3851e0cc805d5'),
+  ('Project Owners', 'Any owner of the project', 'SYSTEM', 'N', 'global:Project-Owners', 5, '2c6802522201d0091571720a39b3851e0cc805d5'),
+  ('Change Owner', 'The owner of a change', 'SYSTEM', 'N', 'global:Change-Owner', 325, '2c6802522201d0091571720a39b3851e0cc805d5');
+
+-- Generate sort keys for new changes from 2.11
+-- Equiv of this java:
+-- https://gerrit.googlesource.com/gerrit/+/e800b1e0f3452e5be1537a67f1fa3e44a58c6dda/gerrit-server/src/main/java/com/google/gerrit/server/ChangeUtil.java#181
+update changes
+  set sort_key=lower(concat(
+    lpad(hex((unix_timestamp(last_updated_on)-1222819200)/60), 8, '00000000'),
+    lpad(hex(change_id), 8, '00000000')))
+  where sort_key='';
+
+update schema_version set version_nbr = '86';
+## Not accounted for
+## - Create the All-Users git repo