exports.up = async (knex) => knex.raw(`
	CREATE MATERIALIZED VIEW entities_stats
	AS
		SELECT entities.id AS entity_id, count(releases.id) AS releases_count
		FROM entities
		LEFT JOIN releases ON releases.entity_id = entities.id
		GROUP BY entities.id;
`);

exports.down = async (knex) => knex.raw(`
	DROP MATERIALIZED VIEW entities_stats;
`);