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. */ use Phinx\Migration\AbstractMigration; /** * Class DataSetTruncateFixMigration */ class DataSetTruncateFixMigration extends AbstractMigration { /** @inheritdoc */ public function change() { $table = $this->table('dataset'); if (!$table->hasColumn('lastClear')) { $table ->addColumn('lastClear', 'integer') ->changeColumn('authentication', 'string', ['limit' => 10, 'default' => null, 'null' => true]) ->save(); } } }