[10501] PDOException in Connection.php line 456
SQLSTATE[42S02]: Base table or view not found: 1146 Table 's551256db0.qb_exam_field' doesn't exist
            // 调试结束            $this->debug(false);            $this->numRows = $this->PDOStatement->rowCount();            return $this->numRows;        } catch (\PDOException $e) {            if ($this->isBreak($e)) {                return $this->close()->execute($sql, $bind);            }            throw new PDOException($e, $this->config, $this->getLastsql());        } catch (\Throwable $e) {            if ($this->isBreak($e)) {                return $this->close()->execute($sql, $bind);            }            throw $e;        } catch (\Exception $e) {            if ($this->isBreak($e)) {                return $this->close()->execute($sql, $bind);            }