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<?php
declare(strict_types=1);
namespace Yiisoft\Db\QueryBuilder\Condition;
use Yiisoft\Db\Exception\InvalidArgumentException;
use Yiisoft\Db\QueryBuilder\Condition\Interface\ExistConditionInterface;
use Yiisoft\Db\Query\QueryInterface;
/**
* Condition that represents `EXISTS` operator.
*/
final class ExistsCondition implements ExistConditionInterface
{
public function __construct(private string $operator, private QueryInterface $query)
}
public function getOperator(): string
return $this->operator;
public function getQuery(): QueryInterface
return $this->query;
* Creates a condition based on the given operator and operands.
*
* @throws InvalidArgumentException If the number of operands isn't 1, and the first operand isn't a query object.
public static function fromArrayDefinition(string $operator, array $operands): self
if (isset($operands[0]) && $operands[0] instanceof QueryInterface) {
return new self($operator, $operands[0]);
throw new InvalidArgumentException('Sub query for EXISTS operator must be a Query object.');
yiisoft /
db
