./yii migrate/create create_posts_table

确人后自动成功

 

Yii Migration Tool (based on Yii v2.0.0)

 

Create new migration '/var/www/example.com/migrations/m141119_114516_create_posts_table.php'? (yes|no) [no]:yes

New migration created successfully.

A new migration file will be created in the /migrations directory.

 

打开文件后就是这样

 

use yii\db\Schema;

use yii\db\Migration;

 

class m141119_114516_create_posts_table extends Migration

{

    public function up()

    {

    }

 

    public function down()

    {

        echo "m141119_114516_create_posts_table cannot be reverted.\n";

 

        return false;

    }

}