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Minor update Chapter 17

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anthonydb 2021-05-16 14:55:38 -04:00
parent 013c40062c
commit 3a639a5942
1 changed files with 1 additions and 1 deletions
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Chapter_17/Chapter_17.sql
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@ -270,7 +270,7 @@ BEGIN
OLD.grade,
NEW.grade);
END IF;
RETURN NEW;
RETURN NULL;
END;
$$ LANGUAGE plpgsql;