关于导入txt文件到数据库的问题
我们每天都会从amazon导出一些订单(txt文件),然后用PHP导入到数据库,
现在出现的问题就是:有些txt文件导入的时候总会有几条记录导不进去,但是单独提取出来(把导不进去的记录建一个文件)再导就能成功,每个txt文件大概1000条左右的记录,以下是PHP原代码,请各位大大帮我分析一下什么原因
还有请问可以查写入数据库失败的原因吗?可以的话怎么查
$filepath=$_GET['uploadfile'];echo $filepath;require_once 'conn.php';setlocale(LC_ALL, 'en_US.UTF-8');error_reporting(E_ALL ^ E_NOTICE); $line=0;$shipments=0;$strSqla="SELECT MAX(number) FROM `sale_orders`"; //查询sale_orders表id字段最大值$querya = mysql_query($strSqla,$conn); $resultaa= mysql_fetch_row($querya);$maxnum=$resultaa[0];$maxnum++;$file = fopen($filepath,"r") or die("打开文件失败"); while (!feof($file)) { $buffer = fgets($file);if ($line<>0){ $u=explode(' ', trim($buffer));if(!empty($u[0])){ $or_id=$u[0];$or_it_id=$u[1];$payments_date=$u[3];$buyer_email=$u[7];$buyer_name=$u[8];$buyer_phone=$u[9];$sku=$u[10];$jj_sku=substr($sku,1,7);$product_name=$u[11];$quantity=$u[12];$recipient_name=$u[16];$ship_address1=$u[17];$ship_address2=$u[18];$ship_address3=$u[19];$ship_state=$u[21];$ship_postal=$u[22];$ship_country=$u[23]; $sql_detrde=" INSERT INTO `amazon_erp`.`sale_orders` (`number` ,`order_id` ,`order_item_id`,`shipments` ,`payments-date` ,`buyer-email` ,`buyer-name` ,`buyer-phone-number` ,`sku`,`jj_sku` ,`product-name` ,`quantity-purchased`,`recipient-name`,`ship-address-1`,`ship-address-2`,`ship-address-3`,`ship-state`,`ship-postal-code`,`ship-country` )VALUES ('$maxnum','$or_id','$or_it_id', '$shipments', '$payments_date','$buyer_email', '$buyer_name','$buyer_phone','$sku' ,'$jj_sku', '$product_name', '$quantity', '$recipient_name', '$ship_address1', '$ship_address2','$ship_address3','$ship_state' , '$ship_postal', '$ship_country')"; mysql_query($sql_detrde); $myaf = mysql_affected_rows(); if($myaf>0) {echo "<br/>import $or_id Success";}else{ echo "<br/><font color='#FF0000'>"; echo "import $or_id Failure"; echo "</font>"; } } } $line++; } echo "<br/>导入成功";echo "<br/>Possible file upload attack!\n";echo '<script>window.open("labela_outputcsv.php?number='.$maxnum.'","_blank");</script>'; echo '<script>location.href="outputcsv.php?number='.$maxnum.'"</script>';