27 lines
978 B
MySQL
27 lines
978 B
MySQL
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-- +goose Up
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-- +goose StatementBegin
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DROP TRIGGER IF EXISTS update_subreddits_timestamp; -- Faulty trigger. Must be removed and never recovered.
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CREATE TRIGGER subreddits_update_timestamp_on_update AFTER UPDATE ON subreddits FOR EACH ROW
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BEGIN
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UPDATE subreddits SET updated_at = unixepoch() WHERE name = old.name;
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END;
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CREATE TRIGGER devices_update_timestamp_on_update AFTER UPDATE ON devices FOR EACH ROW
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BEGIN
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UPDATE devices SET updated_at = unixepoch() WHERE slug = old.slug;
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END;
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CREATE TRIGGER subreddits_update_timestamp_on_image_insert AFTER INSERT ON images FOR EACH ROW
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BEGIN
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UPDATE subreddits SET updated_at = unixepoch() WHERE name = new.subreddit; -- new -> image row.
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END;
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-- +goose StatementEnd
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-- +goose Down
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-- +goose StatementBegin
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DROP TRIGGER IF EXISTS subreddits_update_timestamp_on_update;
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DROP TRIGGER IF EXISTS devices_update_timestamp_on_update;
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DROP TRIGGER IF EXISTS subreddits_update_timestamp_on_image_insert;
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-- +goose StatementEnd
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