// $sql2 = "UPDATE ".TABLE_NAME." SET ".$this->_left."=".$this->_left."+2 WHERE ".$this->_left.">".$leftNode; $this->setInc($this->_right,$this->_right.">=".$leftNode,2); //把所有右值大于新節(jié)點(diǎn)左值的節(jié)點(diǎn)的右值+2,注意效率 $this->setInc($this->_left,$this->_l...
www.dbjr.com.cn/article/388...htm 2025-6-7