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| UP_SQL = """
| CREATE TABLE afe_replaced_labels (
| id int(11) NOT NULL auto_increment,
| label_id int(11) default NULL,
| PRIMARY KEY (id),
| UNIQUE KEY label_id (label_id),
| FOREIGN KEY (label_id)
| REFERENCES afe_labels (id) ON DELETE CASCADE
| ) ENGINE=InnoDB;
| """
|
| DOWN_SQL = """
| DROP TABLE IF EXISTS afe_replaced_labels;
| """
|
|
