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ต้องการให้ดึงข้อมูลจากฐานข้อมูล ที่เราบันทึกลงใน form ล่าสุดออกมาแสดงอ่ะค่ะ ต้องใช้ code ดึงยังไงหราคะ -oo-? |
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ไม่แน่ใจนะครับ
SELECT * FROM ชื่อเทเบิล ORDER BY ชื่อฟิลด์ DESC Limit 0,1;
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Date :
2011-08-11 11:02:09 |
By :
grandraftz |
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ตารางในฐานข้อมูลมีอะไรมั่งครับ
select * from tb order by id desc limit 1 //เรียง id จากมากไปน้อย แล้วเอามาแค่ record แรก 1 record
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Date :
2011-08-11 11:02:14 |
By :
avsqlz |
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" ORDER BY id DESC LIMIT 1 " ก็ได้นะครับ
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Date :
2011-08-11 11:03:03 |
By :
arm8957 |
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ดึงข้อมูลได้แล้วค่าา ขอบคุณ ทุกคนมากนะคะ >/\<
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Date :
2011-08-11 11:22:38 |
By :
finezz |
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มีปัญหา อีกอ่ะค่ะ คือว่า พอดึงข้อมูลล่าสุดมาแสดงได้แล้วนะคะ แต่มันไปเพิ่มข้อมูลต่อท้ายให้เราอีก record นึงด้วยอ่ะค่ะ คือเหมือนมันก๊อบข้อมูลล่าสุดมาแล้วมาใส่เพิ่มให้เราอีก record พอกด เรียกดูข้อมูลล่าสุดกี่ครั้ง มันก็เพิ่มให้เราทุกครั้งอ่ะค่ะ ทำไมมันเป็นแบบนี้อ่ะค่ะ
Code (PHP)
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Edit</title>
<style type="text/css">
body,td,th {
font-family: Tahoma, Geneva, sans-serif;
font-size: 12px;
}
body {
margin-left: 30px;
margin-top: 10px;
margin-right: 30px;
margin-bottom: 100px;
font-size: 12px;
}
</style>
</head>
<body>
<?
$objConnect = mysql_connect("localhost","root","root") or die("Error Connect to Database");
$objDB = mysql_select_db("new");
$strSQL = " select * from repair_return order by order_num desc limit 0,1 ";
mysql_query("set NAMES utf8 ");
$objQuery = mysql_query($strSQL) or die ("Error Query [".$strSQL."]");
?>
<table width="" border="1">
<tr>
<th width="60"> <div align="center">เลขที่ใบแจ้งซ่อม </div></th>
<th width="60"> <div align="center">หน่วยงาน </div></th>
<th width="60"> <div align="center">จังหวัด </div></th>
<th width="50"> <div align="center">ภาค/ชั้น </div></th>
<th width="80"> <div align="center">รหัสพนักงานแจ้งซ่อม </div></th>
<th width="100"> <div align="center">ชื่อพนักงานแจ้งซ่อม </div></th>
<th width="70"> <div align="center">เบอร์ติดต่อ </div></th>
<th width="80"> <div align="center">รหัสทรัพย์สิน </div></th>
<th width="80"> <div align="center">ประเภททรัพย์สิน </div></th>
<th width="50"> <div align="center">Brand </div></th>
<th width="80"> <div align="center">Model </div></th>
<th width="80"> <div align="center">SN </div></th>
<th width="100"> <div align="center">ลักษณะการชำรุด </div></th>
<th width="100"> <div align="center">หมายเหตุ </div></th>
<th width="80"> <div align="center">รหัสพนักงานรับซ่อม </div></th>
<th width="100"> <div align="center">ชื่อพนักงานรับซ่อม </div></th>
<th width="100"> <div align="center">วันที่แจ้งซ่อม </div></th>
<th width="10"> <div align="center">Edit </div></th>
<th width="10"> <div align="center">Delete </div></th>
<th width="10"> <div align="center">Print </div></th>
</tr>
<?
while($objResult = mysql_fetch_array($objQuery))
{
?>
<tr>
<td><div align="center"><?=$objResult["order_num"];?></div></td>
<td align="left"><?=$objResult["agencies"];?></td>
<td align="left"><?=$objResult["province"];?></td>
<td align="left"><?=$objResult["sector"];?></td>
<td align="left"><?=$objResult["user_id"];?></td>
<td align="left"><?=$objResult["user_name"];?></td>
<td align="left"><?=$objResult["contact_num"];?></td>
<td align="left"><?=$objResult["prop_code"];?></td>
<td align="left"><?=$objResult["type"];?></td>
<td align="left"><?=$objResult["brand"];?></td>
<td align="left"><?=$objResult["model"];?></td>
<td align="left"><?=$objResult["sn"];?></td>
<td align="left"><?=$objResult["symtoms"];?></td>
<td align="left"><?=$objResult["remark"];?></td>
<td align="left"><?=$objResult["em_id"];?></td>
<td align="left"><?=$objResult["em_name"];?></td>
<td align="left"><?=$objResult["repair_date"];?></td>
<td align="left"><a href="editrecordform.php?order_num=<?=$objResult["order_num"];?>">Edit</a></td>
<td align="left"><a href="delete.php?order_num=<?=$objResult["order_num"]; ?>">Delete</a></td>
<td align="left"><a href="print.php?order_num=<?=$objResult["order_num"];?>">Print</a></td>
</tr>
<?
}
?>
</table>
<?
mysql_close($objConnect);
?>
</body>
</html>
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Date :
2011-08-11 11:37:23 |
By :
finezz |
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ลองดูหน้า page อื่นว่ามีเขียน insert ทิ้งเอาไว้ที่ไหนรึป่าวครับ
ถ้าผมเข้าใจไม่ผิดคือ ทุกครั้งที่เรียก หน้า ที่ select แล้วข้อมูลมันจะเพิ่มใช่ไหมครับ หรือยังไง
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Date :
2011-08-11 12:52:09 |
By :
l3luEbirD |
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เช็คลูป insert ครับ
หน้า insert กับหน้า แสดงข้อมูลล่าสุด เป็นหน้าเดียวกันรึเปล่าครับ
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Date :
2011-08-11 13:08:32 |
By :
avsqlz |
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รุ้สึก ปุ่มที่คลิก ดูข้อมูลล่าสุด จะอยู๋หน้าเดียวกับ หน้า insert อ่ะค่ะ มันเกี่ยวมั้ยคะ
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Date :
2011-08-11 13:54:42 |
By :
finezz |
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น่าจะเกี่ยวนะครับ คุณสร้างเงื่อนไขเพื่อป้องกันการเพิ่มข้อมูลดีกว่าครับ เช่น
if($_POST){ #ถ้ามีการส่ง from แบบโพสมา
mysql_query("INSERT INTO .....");
} else {
#ให้แสดงข้อมูลใหม่
}
ประมาณนี้อ่ะครับ หรือไม่ก็สร้างหน้า INSERT แยกไปเลย
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Date :
2011-08-11 15:02:22 |
By :
arm8957 |
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Load balance : Server 05
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