/**
* Compiles an update string and runs the query.
*
* @param string table name
* @param array associative array of update values
* @param array where clause
* @return Database_Result Query result
*/
public function update($table = '', $set = NULL, $where = NULL)
{
if (is_array($set)) {
$this->setValue($set);
}
if (!is_null($where)) {
$this->where($where);
}
if ($this->_set == FALSE) {
throw new KoException('database.must_use_set');
}
if ($table == '') {
if (!isset($this->_from[0])) {
throw new KoException('database.must_use_table');
}
$table = $this->_from[0];
}
$sql = $this->_driver->update($this->_config['table_prefix'] . $table, $this->_set, $this->_where);
$this->reset();
return $this->query($sql);
}
