$select->
addField('sttid', 'last_prefix', 'db_prefix'
);
$select->
addField('st', 'test_class'
);
return $select->
execute()->
fetchAssoc();
} /**
* {@inheritdoc}
*/
public function buildTestingResultsEnvironment(bool
$keep_results): void
{ $schema =
$this->connection->
schema();
foreach (static::
testingResultsSchema() as $name =>
$table_spec) { $table_exists =
$schema->
tableExists($name);
if (!
$keep_results &&
$table_exists) { $this->connection->
truncate($name)->
execute();
} if (!
$table_exists) { $schema->
createTable($name,
$table_spec);
} } } /**
* {@inheritdoc}
*/