mirror of https://github.com/LemmyNet/lemmy.git
21 lines
502 B
PL/PgSQL
21 lines
502 B
PL/PgSQL
-- This file should undo anything in `up.sql`
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CREATE OR REPLACE FUNCTION was_removed_or_deleted (TG_OP text, OLD record, NEW record)
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RETURNS boolean
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LANGUAGE plpgsql
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AS $$
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BEGIN
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IF (TG_OP = 'INSERT') THEN
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RETURN FALSE;
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END IF;
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IF (TG_OP = 'DELETE') THEN
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RETURN TRUE;
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END IF;
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RETURN TG_OP = 'UPDATE'
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AND ((OLD.deleted = 'f'
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AND NEW.deleted = 't')
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OR (OLD.removed = 'f'
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AND NEW.removed = 't'));
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END
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$$;
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