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40 lines
1.0 KiB
40 lines
1.0 KiB
<?php |
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use yii\db\Migration; |
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/** |
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* Handles the creation of table `session`. |
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*/ |
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class m180126_061916_create_session_table extends Migration |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function safeUp() |
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{ |
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$tableOptions = null; |
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if ($this->db->driverName === 'mysql') { |
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// http://stackoverflow.com/questions/766809/whats-the-difference-between-utf8-general-ci-and-utf8-unicode-ci |
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$tableOptions = 'CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci ENGINE=InnoDB'; |
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} |
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$this->createTable('{{%session}}', [ |
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'id' => $this->char(40)->notNull(), |
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'expire' => $this->integer(), |
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'data' => $this->binary(), |
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'user_id' => $this->bigInteger() |
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], $tableOptions); |
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$this->addPrimaryKey('session_pk', 'session', 'id'); |
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$this->createIndex('idx_session_user_id', '{{%session}}', 'user_id'); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function safeDown() |
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{ |
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$this->dropIndex('idx_session_user_id', '{{%session}}'); |
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$this->dropTable('{{%session}}'); |
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} |
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}
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