/**
  * Tear down test environment.
  */
 public function tearDown()
 {
     if ($this->connection->tableExists('key_values')) {
         $this->connection->dropTable('key_values');
     }
     parent::tearDown();
 }
 /**
  * Tear down test environment.
  */
 public function tearDown()
 {
     if ($this->connection->tableExists('position_head_entries')) {
         $this->connection->dropTable('position_head_entries');
     }
     parent::tearDown();
 }
 /**
  * {@inheritdoc}
  */
 public function tearDown()
 {
     $this->connection->dropTable('stats_snapshots');
     parent::tearDown();
 }