diff options
Diffstat (limited to 'db/migrate/20161207231621_create_environment_name_unique_index.rb')
-rw-r--r-- | db/migrate/20161207231621_create_environment_name_unique_index.rb | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/db/migrate/20161207231621_create_environment_name_unique_index.rb b/db/migrate/20161207231621_create_environment_name_unique_index.rb new file mode 100644 index 00000000000..ac680c8d10f --- /dev/null +++ b/db/migrate/20161207231621_create_environment_name_unique_index.rb @@ -0,0 +1,18 @@ +class CreateEnvironmentNameUniqueIndex < ActiveRecord::Migration + include Gitlab::Database::MigrationHelpers + + disable_ddl_transaction! + + DOWNTIME = true + DOWNTIME_REASON = 'Making a non-unique index into a unique index' + + def up + remove_index :environments, [:project_id, :name] + add_concurrent_index :environments, [:project_id, :name], unique: true + end + + def down + remove_index :environments, [:project_id, :name], unique: true + add_concurrent_index :environments, [:project_id, :name] + end +end |