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-rw-r--r--db/migrate/20190211131150_add_state_id_to_issuables.rb17
-rw-r--r--db/post_migrate/20190214112022_schedule_sync_issuables_state_id.rb56
-rw-r--r--db/schema.rb2
3 files changed, 75 insertions, 0 deletions
diff --git a/db/migrate/20190211131150_add_state_id_to_issuables.rb b/db/migrate/20190211131150_add_state_id_to_issuables.rb
new file mode 100644
index 00000000000..c1173eb4249
--- /dev/null
+++ b/db/migrate/20190211131150_add_state_id_to_issuables.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class AddStateIdToIssuables < ActiveRecord::Migration[5.0]
+ include Gitlab::Database::MigrationHelpers
+
+ DOWNTIME = false
+
+ def up
+ add_column :issues, :state_id, :integer, limit: 2
+ add_column :merge_requests, :state_id, :integer, limit: 2
+ end
+
+ def down
+ remove_column :issues, :state_id
+ remove_column :merge_requests, :state_id
+ end
+end
diff --git a/db/post_migrate/20190214112022_schedule_sync_issuables_state_id.rb b/db/post_migrate/20190214112022_schedule_sync_issuables_state_id.rb
new file mode 100644
index 00000000000..6edb0bf2d5e
--- /dev/null
+++ b/db/post_migrate/20190214112022_schedule_sync_issuables_state_id.rb
@@ -0,0 +1,56 @@
+class ScheduleSyncIssuablesStateId < ActiveRecord::Migration[5.0]
+ # This migration schedules the sync of state_id for issues and merge requests
+ # which are converting the state column from string to integer.
+ # For more information check: https://gitlab.com/gitlab-org/gitlab-ce/issues/51789
+
+ include Gitlab::Database::MigrationHelpers
+
+ DOWNTIME = false
+
+ # 2019-02-12 gitlab.com issuable numbers
+ # issues count: 13587305
+ # merge requests count: 18925274
+ #
+ # Using 5000 as batch size and 115 seconds interval will give:
+ # 2718 jobs for issues - taking ~86 hours
+ # 3786 jobs for merge requests - taking ~120 hours
+ #
+ BATCH_SIZE = 5000
+ DELAY_INTERVAL = 120.seconds.to_i
+ ISSUES_MIGRATION = 'SyncIssuesStateId'.freeze
+ MERGE_REQUESTS_MIGRATION = 'SyncMergeRequestsStateId'.freeze
+
+ disable_ddl_transaction!
+
+ class Issue < ActiveRecord::Base
+ include EachBatch
+
+ self.table_name = 'issues'
+ end
+
+ class MergeRequest < ActiveRecord::Base
+ include EachBatch
+
+ self.table_name = 'merge_requests'
+ end
+
+ def up
+ queue_background_migration_jobs_by_range_at_intervals(
+ Issue.all,
+ ISSUES_MIGRATION,
+ DELAY_INTERVAL,
+ batch_size: BATCH_SIZE
+ )
+
+ queue_background_migration_jobs_by_range_at_intervals(
+ MergeRequest.all,
+ MERGE_REQUESTS_MIGRATION,
+ DELAY_INTERVAL,
+ batch_size: BATCH_SIZE
+ )
+ end
+
+ def down
+ # No op
+ end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 06f9f5da10d..c4d51c4b15b 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -1068,6 +1068,7 @@ ActiveRecord::Schema.define(version: 20190322132835) do
t.boolean "discussion_locked"
t.datetime_with_timezone "closed_at"
t.integer "closed_by_id"
+ t.integer "state_id", limit: 2
t.index ["author_id"], name: "index_issues_on_author_id", using: :btree
t.index ["closed_by_id"], name: "index_issues_on_closed_by_id", using: :btree
t.index ["confidential"], name: "index_issues_on_confidential", using: :btree
@@ -1313,6 +1314,7 @@ ActiveRecord::Schema.define(version: 20190322132835) do
t.string "rebase_commit_sha"
t.boolean "squash", default: false, null: false
t.boolean "allow_maintainer_to_push"
+ t.integer "state_id", limit: 2
t.index ["assignee_id"], name: "index_merge_requests_on_assignee_id", using: :btree
t.index ["author_id"], name: "index_merge_requests_on_author_id", using: :btree
t.index ["created_at"], name: "index_merge_requests_on_created_at", using: :btree