src/QueryBuilder.php
public function notGroupStart(): QueryBuilderInterface
	{
		$conj = empty($this->state->getQueryMap()) ? ' WHERE ' : ' AND ';

		$this->state->appendMap($conj, ' NOT (', 'group_start');

		return $this;
	}
public function notGroupStart(): QueryBuilderInterface
	{
		$conj = empty($this->state->getQueryMap()) ? ' WHERE ' : ' AND ';

		$this->state->appendMap($conj, ' NOT (', 'group_start');

		return $this;
	}
public function notGroupStart ( ) : QueryBuilderInterface { $ conj = empty ( $ this -> state -> getQueryMap ( ) ) ? ' WHERE ' : ' AND ' ; $ this -> state -> appendMap ( $ conj , ' NOT (' , 'group_start' ) ; return $ this ; }
Adds a paren to the current query for query grouping,
prefixed with 'NOT'

@return QueryBuilderInterface
Adds a paren to the current query for query grouping prefixed with NOT