22 行
		
	
	
	
		
			689 B
		
	
	
	
		
			PHP
		
	
	
	
	
	
		
		
			
		
	
	
			22 行
		
	
	
	
		
			689 B
		
	
	
	
		
			PHP
		
	
	
	
	
	
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								<?php
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								defined('BASEPATH') OR exit('No direct script access allowed');
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								class Migration_add_signature_to_station_profile extends CI_Migration {
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								        public function up()
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								        {
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								                $fields = array(
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								                        'station_sig varchar(50) DEFAULT NULL',
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								                        'station_sig_info varchar(50) DEFAULT NULL',
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								                );
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								                $this->dbforge->add_column('station_profile', $fields);
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								        }
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								        public function down()
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								        {
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								                $this->dbforge->drop_column('station_profile', 'station_sig');
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								                $this->dbforge->drop_column('station_profile', 'station_sig_info');
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								        }
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								}
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