10 lines
307 B
MySQL
10 lines
307 B
MySQL
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-- +goose Up
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ALTER TABLE notification ADD COLUMN resolved_at TIMESTAMP WITHOUT TIME ZONE;
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CREATE UNIQUE INDEX unique_user_link_not_resolved
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ON notification (user_id, link)
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WHERE resolved_at IS NULL;
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-- +goose Down
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DROP INDEX unique_user_link_not_resolved;
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ALTER TABLE notification DROP COLUMN resolved_at;
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