1: <?php
2:
3: namespace PHPixie\Database\Type\SQL;
4:
5: class Expression
6: {
7: public $sql;
8: public $params;
9:
10: public function __construct($sql = '', $params = array())
11: {
12: $this->sql = $sql;
13: $this->params = $params;
14: }
15:
16: public function append($expr)
17: {
18: $this->sql.= $expr->sql;
19: $this->params = array_merge($this->params, $expr->params);
20:
21: return $this;
22: }
23: }
24: