diff options
Diffstat (limited to 'db/post_migrate/20200608203426_set_proper_lock_version_indices.rb')
-rw-r--r-- | db/post_migrate/20200608203426_set_proper_lock_version_indices.rb | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/db/post_migrate/20200608203426_set_proper_lock_version_indices.rb b/db/post_migrate/20200608203426_set_proper_lock_version_indices.rb new file mode 100644 index 00000000000..924ca73e6cc --- /dev/null +++ b/db/post_migrate/20200608203426_set_proper_lock_version_indices.rb @@ -0,0 +1,29 @@ +# frozen_string_literal: true + +class SetProperLockVersionIndices < ActiveRecord::Migration[6.0] + include Gitlab::Database::MigrationHelpers + + DOWNTIME = false + + disable_ddl_transaction! + + def up + remove_concurrent_index :epics, :lock_version, where: "lock_version IS NULL" + remove_concurrent_index :merge_requests, :lock_version, where: "lock_version IS NULL" + remove_concurrent_index :issues, :lock_version, where: "lock_version IS NULL" + + add_concurrent_index :epics, :id, where: "lock_version IS NULL", name: 'index_epics_on_id' + add_concurrent_index :merge_requests, :id, where: "lock_version IS NULL", name: 'index_merge_requests_on_id' + add_concurrent_index :issues, :id, where: "lock_version IS NULL", name: 'index_issues_on_id' + end + + def down + add_concurrent_index :epics, :lock_version, where: "lock_version IS NULL" + add_concurrent_index :merge_requests, :lock_version, where: "lock_version IS NULL" + add_concurrent_index :issues, :lock_version, where: "lock_version IS NULL" + + remove_concurrent_index_by_name :epics, name: 'index_epics_on_id' + remove_concurrent_index_by_name :merge_requests, name: 'index_merge_requests_on_id' + remove_concurrent_index_by_name :issues, name: 'index_issues_on_id' + end +end |