ALTER TABLE monsters ADD COLUMN attribute_3_id int(11) REFERENCES d_attributes (attribute_id) AFTER attribute_2_id;
CREATE INDEX attribute_3_idx ON monsters (attribute_3_id);
ALTER TABLE monsters_na ADD COLUMN attribute_3_id int(11) REFERENCES d_attributes (attribute_id) AFTER attribute_2_id;
CREATE INDEX attribute_3_idx ON monsters_na (attribute_3_id);