17 行
		
	
	
	
		
			501 B
		
	
	
	
		
			PHP
		
	
	
	
	
	
		
		
			
		
	
	
			17 行
		
	
	
	
		
			501 B
		
	
	
	
		
			PHP
		
	
	
	
	
	
|  | <?php | ||
|  | 
 | ||
|  | defined('BASEPATH') OR exit('No direct script access allowed'); | ||
|  | 
 | ||
|  | class Migration_alter_lotw_user_table extends CI_Migration { | ||
|  | 
 | ||
|  | 	public function up() { | ||
|  | 		$this->db->query("ALTER TABLE lotw_users ADD UNIQUE INDEX callsign_UNIQUE (callsign ASC)"); | ||
|  | 		$this->db->query("ALTER TABLE lotw_users DROP INDEX callsign"); | ||
|  | 	} | ||
|  | 
 | ||
|  | 	public function down(){ | ||
|  | 		$this->db->query("ALTER TABLE lotw_users DROP INDEX callsign_UNIQUE"); | ||
|  | 		$this->db->query("ALTER TABLE lotw_users ADD INDEX callsign (callsign)"); | ||
|  | 	} | ||
|  | } |