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migrations/m161101_144312_blog_article_to_article.php 1.74 KB
66ff620a   Yarik   Video + fixes
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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');
      }
  }