diff options
Diffstat (limited to 'db/post_migrate/20180204200836_change_author_id_to_not_null_in_todos.rb')
-rw-r--r-- | db/post_migrate/20180204200836_change_author_id_to_not_null_in_todos.rb | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/db/post_migrate/20180204200836_change_author_id_to_not_null_in_todos.rb b/db/post_migrate/20180204200836_change_author_id_to_not_null_in_todos.rb new file mode 100644 index 00000000000..92c32feebf7 --- /dev/null +++ b/db/post_migrate/20180204200836_change_author_id_to_not_null_in_todos.rb @@ -0,0 +1,26 @@ +class ChangeAuthorIdToNotNullInTodos < ActiveRecord::Migration + include Gitlab::Database::MigrationHelpers + + class Todo < ActiveRecord::Base + self.table_name = 'todos' + include EachBatch + end + + BATCH_SIZE = 1000 + + DOWNTIME = false + + disable_ddl_transaction! + + def up + Todo.where(author_id: nil).each_batch(of: BATCH_SIZE) do |batch| + batch.delete_all + end + + change_column_null :todos, :author_id, false + end + + def down + change_column_null :todos, :author_id, true + end +end |