18 lines
435 B
Ruby
18 lines
435 B
Ruby
|
# rubocop:disable RemoveIndex
|
||
|
|
||
|
class AddIndexOnMergeRequestDiffCommitSha < ActiveRecord::Migration
|
||
|
include Gitlab::Database::MigrationHelpers
|
||
|
|
||
|
DOWNTIME = false
|
||
|
|
||
|
disable_ddl_transaction!
|
||
|
|
||
|
def up
|
||
|
add_concurrent_index :merge_request_diff_commits, :sha, length: Gitlab::Database.mysql? ? 20 : nil
|
||
|
end
|
||
|
|
||
|
def down
|
||
|
remove_index :merge_request_diff_commits, :sha if index_exists? :merge_request_diff_commits, :sha
|
||
|
end
|
||
|
end
|