26 lines
813 B
JavaScript
26 lines
813 B
JavaScript
exports.up = async (knex) => knex.raw(`
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CREATE MATERIALIZED VIEW entities_stats
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AS
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WITH RECURSIVE relations AS (
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SELECT entities.id, entities.parent_id, count(releases.id) AS releases_count, count(releases.id) AS total_count
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FROM entities
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LEFT JOIN releases ON releases.entity_id = entities.id
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GROUP BY entities.id
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UNION ALL
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SELECT entities.id AS entity_id, count(releases.id) AS releases_count, count(releases.id) + relations.total_count AS total_count
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FROM entities
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INNER JOIN relations ON relations.id = entities.parent_id
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LEFT JOIN releases ON releases.entity_id = entities.id
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GROUP BY entities.id
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)
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SELECT relations.id AS entity_id, relations.releases_count
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FROM relations;
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`);
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exports.down = async (knex) => knex.raw(`
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DROP MATERIALIZED VIEW entities_stats;
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`);
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