diff options
Diffstat (limited to 'db/migrate/20160915042921_create_merge_requests_closing_issues.rb')
-rw-r--r-- | db/migrate/20160915042921_create_merge_requests_closing_issues.rb | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/db/migrate/20160915042921_create_merge_requests_closing_issues.rb b/db/migrate/20160915042921_create_merge_requests_closing_issues.rb new file mode 100644 index 00000000000..94874a853da --- /dev/null +++ b/db/migrate/20160915042921_create_merge_requests_closing_issues.rb @@ -0,0 +1,34 @@ +# See http://doc.gitlab.com/ce/development/migration_style_guide.html +# for more information on how to write migrations for GitLab. + +class CreateMergeRequestsClosingIssues < ActiveRecord::Migration + include Gitlab::Database::MigrationHelpers + + # Set this constant to true if this migration requires downtime. + DOWNTIME = true + + # When a migration requires downtime you **must** uncomment the following + # constant and define a short and easy to understand explanation as to why the + # migration requires downtime. + DOWNTIME_REASON = 'Adding foreign keys' + + # When using the methods "add_concurrent_index" or "add_column_with_default" + # you must disable the use of transactions as these methods can not run in an + # existing transaction. When using "add_concurrent_index" make sure that this + # method is the _only_ method called in the migration, any other changes + # should go in a separate migration. This ensures that upon failure _only_ the + # index creation fails and can be retried or reverted easily. + # + # To disable transactions uncomment the following line and remove these + # comments: + # disable_ddl_transaction! + + def change + create_table :merge_requests_closing_issues do |t| + t.references :merge_request, foreign_key: { on_delete: :cascade }, index: true, null: false + t.references :issue, foreign_key: { on_delete: :cascade }, index: true, null: false + + t.timestamps null: false + end + end +end |