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console/migrations/m160304_054017_realtion.php 1.16 KB
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  <?php

  

  use yii\db\Migration;

  

  class m160304_054017_realtion extends Migration

  {

      public function up()

      {

          $tableOptions = null;

          if ($this->db->driverName === 'mysql') {

              // Only for MySQL

              $tableOptions = 'CHARACTER SET utf8 COLLATE utf8_unicode_ci ENGINE=InnoDB';

  

              // @todo https://habrahabr.ru/post/138947/

          } elseif ($this->db->driverName === 'pgsql') {

              // Only for PostgreSQL

              // @todo use intarray field for tax_options

          }

          $this->createTable('{{%relation}}', [

              'alias' => $this->string(50)->notNull(),

              'entity1_id' => $this->integer()->notNull(),

              'entity2_id' => $this->integer()->notNull(),

          ], $tableOptions);

          $this->addPrimaryKey('relation_ukey', 'relation', ['alias', 'entity1_id', 'entity2_id']);

      }

  

      public function down()

      {

          $this->dropTable('{{%relation}}');

  

          return false;

      }

  

      /*

      // Use safeUp/safeDown to run migration code within a transaction

      public function safeUp()

      {

      }

  

      public function safeDown()

      {

      }

      */

  }