正确代码:修改两处1949行和1955行
protected function _update_batch($table, $values, $index){$index_escaped = $this->protect_identifiers($index);$ids = array();foreach ($values as $key => $val){$ids[] = $val[$index_escaped];foreach (array_keys($val) as $field){if ($field !== $index){$final[$field][] = 'WHEN '.$index_escaped.' = '.$val[$index_escaped].' THEN '.$val[$field];}}}$cases = '';foreach ($final as $k => $v){$cases .= $k." = CASE \n".implode("\n", $v)."\n".'ELSE '.$k.' END, ';}$this->where($index_escaped.' IN('.implode(',', $ids).')', NULL, FALSE);return 'UPDATE '.$table.' SET '.substr($cases, 0, -2).$this->_compile_wh('qb_where');}