| Migratioin Rollback 결과 | |
|---|---|
| $this->db->list_fields('blog') | |
| 에러 여부 | |
| application/config/migration.php | |
<?php defined('BASEPATH') OR exit('No direct script access allowed');
/*
|--------------------------------------------------------------------------
| Enable/Disable Migrations
|--------------------------------------------------------------------------
|
| Migrations are disabled by default but should be enabled
| whenever you intend to do a schema migration.
|
*/
$config['migration_enabled'] = TRUE;
/*
|--------------------------------------------------------------------------
| Migrations version
|--------------------------------------------------------------------------
|
| This is used to set migration version that the file system should be on.
| If you run $this->migration->latest() this is the version that schema will
| be upgraded / downgraded to.
|
*/
$config['migration_version'] = 0;
/*
|--------------------------------------------------------------------------
| Migrations Path
|--------------------------------------------------------------------------
|
| Path to your migrations folder.
| Typically, it will be within your application path.
| Also, writing permission is required within the migrations path.
|
*/
$config['migration_path'] = APPPATH . 'migrations/';
/* End of file migration.php */
/* Location: ./application/config/migration.php */ |
|
| application/migrations/001_add_blog.php | |
<?php defined('BASEPATH') OR exit('No direct script access allowed');
class Migration_Add_blog extends CI_Migration {
public function up()
{
$this->dbforge->add_field(array(
'blog_id' => array(
'type' => 'INT',
'constraint' => 5,
'unsigned' => TRUE,
'auto_increment' => TRUE
),
'blog_title' => array(
'type' => 'VARCHAR',
'constraint' => '100',
),
'blog_description' => array(
'type' => 'TEXT',
'null' => TRUE,
)
));
$this->dbforge->add_key('blog_id', TRUE);
$this->dbforge->create_table('blog');
}
public function down()
{
$this->dbforge->drop_table('blog');
}
} |
|
// End of Sample
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