class MigrateProjectStatistics < ActiveRecord::Migration
include Gitlab::Database::MigrationHelpers
DOWNTIME = true
DOWNTIME_REASON = 'Removes two columns from the projects table'
def up
# convert repository_size in float (megabytes) to integer (bytes),
# initialize total storage_size with repository_size
execute <<-EOF
INSERT INTO project_statistics (project_id, namespace_id, commit_count, storage_size, repository_size)
SELECT id, namespace_id, commit_count, (repository_size * 1024 * 1024), (repository_size * 1024 * 1024) FROM projects
EOF
remove_column :projects, :repository_size
remove_column :projects, :commit_count
end
# rubocop: disable Migration/AddColumn
def down
add_column :projects, :repository_size, :float, default: 0.0
add_column :projects, :commit_count, :integer, default: 0
end
end