m161101_144312_blog_article_to_article.php
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<?php
use yii\db\Migration;
class m161101_144312_blog_article_to_article extends Migration
{
public function up()
{
/**
* Create table and all relations for related articles functionality
*/
$this->createTable(
'blog_article_to_article',
[
'id' => $this->primaryKey(),
'blog_article_id' => $this->integer()
->notNull(),
'related_blog_article_id' => $this->integer()
->notNull(),
]
);
$this->createIndex(
'blog_article_to_article_uk',
'blog_article_to_article',
[
'blog_article_id',
'related_blog_article_id',
],
true
);
$this->addForeignKey(
'blog_article_to_article_art_fk',
'blog_article_to_article',
'blog_article_id',
'blog_article',
'id',
'CASCADE',
'CASCADE'
);
$this->addForeignKey(
'blog_article_to_article_rel_fk',
'blog_article_to_article',
'related_blog_article_id',
'blog_article',
'id',
'CASCADE',
'CASCADE'
);
}
public function down()
{
$this->dropForeignKey('blog_article_to_article_rel_fk', 'blog_article_to_article');
$this->dropForeignKey('blog_article_to_article_art_fk', 'blog_article_to_article');
$this->dropIndex('blog_article_to_article_uk', 'blog_article_to_article');
$this->dropTable('blog_article_to_article');
}
}