DebaucheryLibrarian/traxxx
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Added materialized view for SFW media in hopes of improving media insert performance.

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DebaucheryLibrarian
2026-02-08 04:56:14 +01:00
parent a77ce63548
commit 371e97f695
3 changed files with 43 additions and 4 deletions
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28
migrations/20260208044729_random_sfw_improvements.js Normal file
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exports.up = async function(knex) {
await knex.schema.createMaterializedView('media_sfw', (view) => {
view.as(knex('media').select('id').where('is_sfw', true));
});
await knex.raw('CREATE UNIQUE INDEX media_sfw_id ON media_sfw(id)');
await knex.raw(`
CREATE OR REPLACE FUNCTION get_random_sfw_media_id() RETURNS varchar AS $$
SELECT id FROM media_sfw
ORDER BY random()
LIMIT 1;
$$ LANGUAGE sql STABLE;
`);
};
exports.down = async function(knex) {
await knex.raw(`
CREATE OR REPLACE FUNCTION get_random_sfw_media_id() RETURNS varchar AS $$
SELECT id FROM media
WHERE is_sfw = true
ORDER BY random()
LIMIT 1;
$$ LANGUAGE sql STABLE;
`);
await knex.schema.dropMaterializedView('media_sfw');
};