php - 如何在mysql数据库中添加图片路径？

Question

我对 PHP 很陌生，我需要你的帮助。

这是插入所有记录的insert.php文件。`` 这里还添加了文件浏览字段。此字段浏览照片。 Temp_File 存储在缩略图文件夹中。我的问题是如何在 MySQL 数据库中保存图像路径以及如何从 dB 检索该图像以在 view.php 中显示。

//这是insert.php

 {<?php require_once('Connections/db_sms.php'); ?>
    <?php
    if (!isset($_SESSION)) {
      session_start();
    }
    $MM_authorizedUsers = "";
    $MM_donotCheckaccess = "true";

    // *** Restrict Access To Page: Grant or deny access to this page
    function isAuthorized($strUsers, $strGroups, $UserName, $UserGroup) { 
      // For security, start by assuming the visitor is NOT authorized. 
      $isValid = False; 

      // When a visitor has logged into this site, the Session variable MM_Username set equal to their username. 
      // Therefore, we know that a user is NOT logged in if that Session variable is blank. 
      if (!empty($UserName)) { 
        // Besides being logged in, you may restrict access to only certain users based on an ID established when they login. 
        // Parse the strings into arrays. 
        $arrUsers = Explode(",", $strUsers); 
        $arrGroups = Explode(",", $strGroups); 
        if (in_array($UserName, $arrUsers)) { 
          $isValid = true; 
        } 
        // Or, you may restrict access to only certain users based on their username. 
        if (in_array($UserGroup, $arrGroups)) { 
          $isValid = true; 
        } 
        if (($strUsers == "") && true) { 
          $isValid = true; 
        } 
      } 
      return $isValid; 
    }

    $MM_restrictGoTo = "login.php";
    if (!((isset($_SESSION['MM_Username'])) && (isAuthorized("",$MM_authorizedUsers, $_SESSION['MM_Username'], $_SESSION['MM_UserGroup'])))) {   
      $MM_qsChar = "?";
      $MM_referrer = $_SERVER['PHP_SELF'];
      if (strpos($MM_restrictGoTo, "?")) $MM_qsChar = "&";
      if (isset($_SERVER['QUERY_STRING']) && strlen($_SERVER['QUERY_STRING']) > 0) 
      $MM_referrer .= "?" . $_SERVER['QUERY_STRING'];
      $MM_restrictGoTo = $MM_restrictGoTo. $MM_qsChar . "accesscheck=" . urlencode($MM_referrer);
      header("Location: ". $MM_restrictGoTo); 
      exit;
    }
    ?>
    <?php
    if (!function_exists("GetSQLValueString")) {
    function GetSQLValueString($theValue, $theType, $theDefinedValue = "", $theNotDefinedValue = "") 
    {
      if (PHP_VERSION < 6) {
        $theValue = get_magic_quotes_gpc() ? stripslashes($theValue) : $theValue;
      }

      $theValue = function_exists("mysql_real_escape_string") ? mysql_real_escape_string($theValue) : mysql_escape_string($theValue);

      switch ($theType) {
        case "text":
          $theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
          break;    
        case "long":
        case "int":
          $theValue = ($theValue != "") ? intval($theValue) : "NULL";
          break;
        case "double":
          $theValue = ($theValue != "") ? doubleval($theValue) : "NULL";
          break;
        case "date":
          $theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
          break;
        case "defined":
          $theValue = ($theValue != "") ? $theDefinedValue : $theNotDefinedValue;
          break;
      }
      return $theValue;
    }
    }

    $editFormAction = $_SERVER['PHP_SELF'];
    if (isset($_SERVER['QUERY_STRING'])) {
      $editFormAction .= "?" . htmlentities($_SERVER['QUERY_STRING']);
    }

    if ((isset($_POST["MM_insert"])) && ($_POST["MM_insert"] == "regform")) {
      $insertSQL = sprintf("INSERT INTO tbl_student (s_id, first_name, last_name, gender, dob, father_name, email, address, city) VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s)",
                           GetSQLValueString($_POST['student_photo'], "text"),
                           GetSQLValueString($_POST['first_name'], "text"),
                           GetSQLValueString($_POST['last_name'], "text"),
                           GetSQLValueString($_POST['gender'], "text"),
                           GetSQLValueString($_POST['dob'], "date"),
                           GetSQLValueString($_POST['father_name'], "text"),
                           GetSQLValueString($_POST['email'], "text"),
                           GetSQLValueString($_POST['address'], "text"),
                           GetSQLValueString($_POST['city'], "text"));

      mysql_select_db($database_db_sms, $db_sms);
      $Result1 = mysql_query($insertSQL, $db_sms) or die(mysql_error());

      $insertGoTo = "view.php";
      if (isset($_SERVER['QUERY_STRING'])) {
        $insertGoTo .= (strpos($insertGoTo, '?')) ? "&" : "?";
        $insertGoTo .= $_SERVER['QUERY_STRING'];
      }
      header(sprintf("Location: %s", $insertGoTo));
    }
    ?>
    <?php require_once('Zend/Date.php'); ?>
    <?php $username = "root";
    $password = "";
    $host = "localhost";
    $database = "db_sms";

    // Make the connect to MySQL or die
    // and display an error.
    $link = mysql_connect($host, $username, $password);
    if (!$link) {
            die('Could not connect: ' . mysql_error());
    }

    // Select your database
    mysql_select_db ($database);?>


    <?php if (isset($_FILES['student_photo']) && $_FILES['student_photo']['size'] > 0) { 

              // Temporary file name stored on the server
              $tmpName  = $_FILES['student_photo']['tmp_name'];  
              // Create the query and insert
              // into our database.
              $i=rand(0,8888);
               $info=pathinfo($_FILES['student_photo']['name']);
                $ext=$info['extension'];
                $i++;
                $newname="pic_".$i.".".$ext;
                $target='thumbnails/'.$newname;
              move_uploaded_file($_FILES['student_photo']['tmp_name'], $target );
              $query = "INSERT INTO tbl_students ";
              $query .= "(student_photo) VALUES ('$data')";
              $results = mysql_query($query, $link);

              // Print results
              print "Thank you, your file has been uploaded.";

    }
    else {
       print "No image selected/uploaded";
    }


    mysql_close($link);
    ?>


    <?php
    if (!function_exists("GetSQLValueString")) {
    function GetSQLValueString($theValue, $theType, $theDefinedValue = "", $theNotDefinedValue = "") 




      if (PHP_VERSION < 6) {
        $theValue = get_magic_quotes_gpc() ? stripslashes($theValue) : $theValue;
      }

      $theValue = function_exists("mysql_real_escape_string") ? mysql_real_escape_string($theValue) : mysql_escape_string($theValue);

      switch ($theType) {
        case "text":
          $theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
          break;    
        case "long":
        case "int":
          $theValue = ($theValue != "") ? intval($theValue) : "NULL";
          break;
        case "double":
          $theValue = ($theValue != "") ? doubleval($theValue) : "NULL";
          break;
        case "date":
           if ($theValue == "")
          {
              $theValue = "NULL";
          }
          else
          {
              $zendDate = new Zend_Date($theValue, "d/M/yyyy");
              $theValue = "'" . $zendDate->toString("dd-MM-yyyy") . "'";
          }
          break;
        case "defined":
          $theValue = ($theValue != "") ? $theDefinedValue : $theNotDefinedValue;
          break;
      }
      return $theValue;
    }
    }

    mysql_select_db($database_db_sms, $db_sms);
    $query_rsStudent = "SELECT s_id, first_name, last_name, gender, dob, father_name, email, address, city, student_photo FROM tbl_student ORDER BY first_name ASC";
    $rsStudent = mysql_query($query_rsStudent, $db_sms) or die(mysql_error());
    $row_rsStudent = mysql_fetch_assoc($rsStudent);
    $totalRows_rsStudent = mysql_num_rows($rsStudent);

    $query_rsStudent = "SELECT first_name, last_name, gender, dob, father_name, email, address, city FROM tbl_student ORDER BY first_name ASC";
    $rsStudent = mysql_query($query_rsStudent, $db_sms) or die(mysql_error());
    $row_rsStudent = mysql_fetch_assoc($rsStudent);
    $totalRows_rsStudent = mysql_num_rows($rsStudent);
    ?>
    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>Registration</title>

    <script src="SpryAssets/SpryValidationTextField.js" type="text/javascript"></script>
    <script src="SpryAssets/SpryValidationRadio.js" type="text/javascript"></script>
    <link href="SpryAssets/SpryValidationTextField.css" rel="stylesheet" type="text/css" />
    <link href="SpryAssets/SpryValidationRadio.css" rel="stylesheet" type="text/css" />
    <style type="text/css">
    body,td,th {
        font-family: "Times New Roman", Times, serif;
        font-size: 18px;
        color: #FFFFFF;
    }
    body {
        background-color: #636;
        margin-left: 400px;
        margin-top: 100px;
        margin-right: 400px;
    }
    </style>
    </head>

    <body>
    <?php /* include('include/header.php');*/ ?>
    <form action="<?php echo $editFormAction; ?>" name="regform" id="regform" enctype="multipart/form-data" method="POST">

    <table width="1495" border="0">
      <tr>
        <td width="115">First Name</td>
        <td width="1370"><span id="spryfirstname">
        <input name="first_name" type="text"    maxlength="50" />
        <span class="textfieldRequiredMsg">A value is required.</span><span class="textfieldMaxCharsMsg">Exceeded maximum number of characters.</span></span></td>
      </tr>
      <tr>
        <td>Last Name</td>
        <td><span id="sprylastname">
        <input name="last_name" type="text"    maxlength="50" />
        <span class="textfieldRequiredMsg">A value is required.</span><span class="textfieldMaxCharsMsg">Exceeded maximum number of characters.</span></span></td>
      </tr>
      <tr>
        <td>Gender</td>
        <td><label>
        <span id="spryrggender">
        <input  type="radio" name="gender" value="Male" id="male" />
    Male<br />
    <input type="radio" name="gender" value="Female" id="female" />
    Female<br />
    <span class="radioRequiredMsg">Required.</span></span></label></td>
      </tr>
      <tr>
        <td>Date Of Birth</td>
        <td><span id="sprydob">
        <input name="dob" type="text"   />
        <span class="textfieldRequiredMsg">Date of Birth is required.</span><span class="textfieldInvalidFormatMsg">Invalid format.</span></span></td>
      </tr>
      <tr>
        <td>Father's Name</td>
        <td><span id="spryfathername">
        <input name="father_name" type="text"  maxlength="50" />
        <span class="textfieldRequiredMsg">A value is required.</span><span class="textfieldMaxCharsMsg">Exceeded maximum number of characters.</span></span></td>
      </tr>
      <tr>
        <td>E-mail Address</td>
        <td><span id="spryemail">
        <input name="email" type="text"   />
        <span class="textfieldRequiredMsg">A value is required.</span><span class="textfieldInvalidFormatMsg">Invalid format.</span><span class="textfieldMaxCharsMsg">Exceeded maximum number of characters.</span></span></td>
      </tr>
      <tr>
        <td>Address</td>
        <td><span id="spryaddress">
        <input name="address" type="text"  />
        <span class="textfieldRequiredMsg">A value is required.</span><span class="textfieldMaxCharsMsg">Exceeded maximum number of characters.</span></span></td>
      </tr>
      <tr>
        <td>City</td>
        <td><span id="sprycity">
          <input name="city" type="text"  />
          <span class="textfieldRequiredMsg">A value is required.</span><span class="textfieldMaxCharsMsg">Exceeded maximum number of characters.</span></span></td>
      </tr>
      <tr>
        <td>Upload image</td>
        <td>
          <input type="file" name="student_photo" id="student_photo" />
          </td>
      </tr>
      <tr>
      <td></td>
      <td><input name="insert" type="submit" value="Insert Record" /></td>
      </tr>

    </table>
    <input type="hidden" name="MM_insert" value="regform" />
    </form>

    <p>&nbsp;</p>
    <script type="text/javascript">
    var sprytextfield1 = new Spry.Widget.ValidationTextField("spryfirstname", "none", {validateOn:["blur"], maxChars:50});
    var sprytextfield2 = new Spry.Widget.ValidationTextField("sprylastname", "none", {validateOn:["blur"], maxChars:50});
    var spryradio1 = new Spry.Widget.ValidationRadio("spryrggender", {validateOn:["blur"]});
    var sprytextfield3 = new Spry.Widget.ValidationTextField("sprydob", "date", {format:"dd/mm/yyyy", validateOn:["blur"], hint:"dd/mm/yyyy"});
    var sprytextfield4 = new Spry.Widget.ValidationTextField("spryfathername", "none", {validateOn:["blur"], maxChars:50});
    var sprytextfield5 = new Spry.Widget.ValidationTextField("spryemail", "email", {maxChars:50, validateOn:["blur"]});
    var sprytextfield6 = new Spry.Widget.ValidationTextField("spryaddress", "none", {maxChars:50, validateOn:["blur"]});
    var sprytextfield7 = new Spry.Widget.ValidationTextField("sprycity", "none", {maxChars:50, validateOn:["blur"]});
    var sprytextfield8 = new Spry.Widget.ValidationTextField("sprytextfield8");
    </script>
    </body>
    </html>
    <?php
    mysql_free_result($rsStudent);
    ?>

////////
This is view.php file in which record is displayed
----


<?php require_once('Connections/db_sms.php'); ?>
<?php
if (!isset($_SESSION)) {
  session_start();
}
$MM_authorizedUsers = "";
$MM_donotCheckaccess = "true";

// *** Restrict Access To Page: Grant or deny access to this page
function isAuthorized($strUsers, $strGroups, $UserName, $UserGroup) { 
  // For security, start by assuming the visitor is NOT authorized. 
  $isValid = False; 

  // When a visitor has logged into this site, the Session variable MM_Username set equal to their username. 
  // Therefore, we know that a user is NOT logged in if that Session variable is blank. 
  if (!empty($UserName)) { 
    // Besides being logged in, you may restrict access to only certain users based on an ID established when they login. 
    // Parse the strings into arrays. 
    $arrUsers = Explode(",", $strUsers); 
    $arrGroups = Explode(",", $strGroups); 
    if (in_array($UserName, $arrUsers)) { 
      $isValid = true; 
    } 
    // Or, you may restrict access to only certain users based on their username. 
    if (in_array($UserGroup, $arrGroups)) { 
      $isValid = true; 
    } 
    if (($strUsers == "") && true) { 
      $isValid = true; 
    } 
  } 
  return $isValid; 
}

$MM_restrictGoTo = "login.php";
if (!((isset($_SESSION['MM_Username'])) && (isAuthorized("",$MM_authorizedUsers, $_SESSION['MM_Username'], $_SESSION['MM_UserGroup'])))) {   
  $MM_qsChar = "?";
  $MM_referrer = $_SERVER['PHP_SELF'];
  if (strpos($MM_restrictGoTo, "?")) $MM_qsChar = "&";
  if (isset($_SERVER['QUERY_STRING']) && strlen($_SERVER['QUERY_STRING']) > 0) 
  $MM_referrer .= "?" . $_SERVER['QUERY_STRING'];
  $MM_restrictGoTo = $MM_restrictGoTo. $MM_qsChar . "accesscheck=" . urlencode($MM_referrer);
  header("Location: ". $MM_restrictGoTo); 
  exit;
}
?>
<?php require_once('Zend/Date.php');?>
<?php
if (!function_exists("GetSQLValueString")) {
function GetSQLValueString($theValue, $theType, $theDefinedValue = "", $theNotDefinedValue = "") 
{
  if (PHP_VERSION < 6) {
    $theValue = get_magic_quotes_gpc() ? stripslashes($theValue) : $theValue;
  }

  $theValue = function_exists("mysql_real_escape_string") ? mysql_real_escape_string($theValue) : mysql_escape_string($theValue);

  switch ($theType) {
    case "text":
      $theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
      break;    
    case "long":
    case "int":
      $theValue = ($theValue != "") ? intval($theValue) : "NULL";
      break;
    case "double":
      $theValue = ($theValue != "") ? doubleval($theValue) : "NULL";
      break;
    case "date":
      $theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
      break;
    case "defined":
      $theValue = ($theValue != "") ? $theDefinedValue : $theNotDefinedValue;
      break;
  }
  return $theValue;
}
}

$currentPage = $_SERVER["PHP_SELF"];



$maxRows_rsStudent = 3;
$pageNum_rsStudent = 0;
if (isset($_GET['pageNum_rsStudent'])) {
  $pageNum_rsStudent = $_GET['pageNum_rsStudent'];
}
$startRow_rsStudent = $pageNum_rsStudent * $maxRows_rsStudent;

mysql_select_db($database_db_sms, $db_sms);
$query_rsStudent = "SELECT s_id, first_name, last_name, gender, dob, father_name, email, address, city, student_photo FROM tbl_student ORDER BY first_name ASC";
$query_limit_rsStudent = sprintf("%s LIMIT %d, %d", $query_rsStudent, $startRow_rsStudent, $maxRows_rsStudent);
$rsStudent = mysql_query($query_limit_rsStudent, $db_sms) or die(mysql_error());
$row_rsStudent = mysql_fetch_assoc($rsStudent);

if (isset($_GET['totalRows_rsStudent'])) {
  $totalRows_rsStudent = $_GET['totalRows_rsStudent'];
} else {
  $all_rsStudent = mysql_query($query_rsStudent);
  $totalRows_rsStudent = mysql_num_rows($all_rsStudent);
}
$totalPages_rsStudent = ceil($totalRows_rsStudent/$maxRows_rsStudent)-1;

$queryString_rsStudent = "";
if (!empty($_SERVER['QUERY_STRING'])) {
  $params = explode("&", $_SERVER['QUERY_STRING']);
  $newParams = array();
  foreach ($params as $param) {
    if (stristr($param, "pageNum_rsStudent") == false && 
        stristr($param, "totalRows_rsStudent") == false) {
      array_push($newParams, $param);
    }
  }
  if (count($newParams) != 0) {
    $queryString_rsStudent = "&" . htmlentities(implode("&", $newParams));
  }
}
$queryString_rsStudent = sprintf("&totalRows_rsStudent=%d%s", $totalRows_rsStudent, $queryString_rsStudent);
?>

<?php


if (!function_exists("GetSQLValueString")) {
function GetSQLValueString($theValue, $theType, $theDefinedValue = "", $theNotDefinedValue = "") 
{
  if (PHP_VERSION < 6) {
    $theValue = get_magic_quotes_gpc() ? stripslashes($theValue) : $theValue;
  }

  $theValue = function_exists("mysql_real_escape_string") ? mysql_real_escape_string($theValue) : mysql_escape_string($theValue);

  switch ($theType) {
    case "text":
      $theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
      break;    
    case "long":
    case "int":
      $theValue = ($theValue != "") ? intval($theValue) : "NULL";
      break;
    case "double":
      $theValue = ($theValue != "") ? doubleval($theValue) : "NULL";
      break;
    case "date":
       if ($theValue == "")
      {
          $theValue = "NULL";
      }
      else
      {
          $zendDate = new Zend_Date($theValue, "M/d/yyyy");
          $theValue = "'" . $zendDate->toString("yyyy-MM-dd") . "'";
      }
        break;

    case "defined":
      $theValue = ($theValue != "") ? $theDefinedValue : $theNotDefinedValue;
      break;
  }
  return $theValue;
}
}
?>
<style type="text/css">
body,td,th {
    color: #000;
    font-family: "Courier New", Courier, monospace;
    font-size: 18px;
}
body {
    background-color: #FFF;
}
a:link {
    text-decoration: none;
}
a:visited {
    text-decoration: none;
    color: #606;
}
a:hover {
    text-decoration: underline;
    color: #066;
}
a:active {
    text-decoration: none;
    color: #600;
}
</style>

<body bgcolor="#D6D6D6" text="#FFFFFF" link="#330000" vlink="#006666" alink="#660000"><h1>
  <style type="text/css">
#header {
    font-family: "Times New Roman", Times, serif;
    font-size: 24px;
    font-style: normal;
    line-height: normal;
    font-weight: normal;
    text-transform: none;
    color: #066;
    background-color: #FFF;
    background-image: url(../images/contest.jpg);
    background-repeat: no-repeat;
    background-size: auto;
    box-sizing: content-box;
    margin-bottom: 400px;
}
body,td,th {
    font-family: "Courier New", Courier, monospace;
    color: #000;
}
body {
    background-color: #FFF;
}
  </style>
</h1>
 <?php /* include('include/header.php');*/?> 

<h3>&nbsp;</h3>
<h3>There are <?php echo $totalRows_rsStudent ?> Students.</h3>
<p>&nbsp;
  <?php if ($pageNum_rsStudent > 0) { // Show if not first page ?>
    <a href="<?php printf("%s?pageNum_rsStudent=%d%s", $currentPage, 0, $queryString_rsStudent); ?>">First</a> <a href="<?php printf("%s?pageNum_rsStudent=%d%s", $currentPage, max(0, $pageNum_rsStudent - 1), $queryString_rsStudent); ?>">Previous</a>
    <?php } // Show if not first page ?>
  <?php if ($pageNum_rsStudent < $totalPages_rsStudent) { // Show if not last page ?>
  <a href="<?php printf("%s?pageNum_rsStudent=%d%s", $currentPage, min($totalPages_rsStudent, $pageNum_rsStudent + 1), $queryString_rsStudent); ?>">Next</a> <a href="<?php printf("%s?pageNum_rsStudent=%d%s", $currentPage, $totalPages_rsStudent, $queryString_rsStudent); ?>">Last</a>
  <?php } // Show if not last page ?>
</p>
<table width="400" border="0">

</table>
<form id="form1" name="form1" method="post" action="" enctype="multipart/form-data">
<table width="2139" border="0">

    <tr>
      <th width="326" bgcolor="#009999" scope="col"><strong>First Name</strong></th>
      <th width="315" bgcolor="#009999" scope="col"><strong>Last Name</strong></th>
      <th width="282" bgcolor="#009999" scope="col"><strong>Gender</strong></th>
      <th width="183" bgcolor="#009999" scope="col"><blockquote>
        <p> <strong>BirthDate</strong></p>
      </blockquote></th>
      <th width="337" bgcolor="#009999" scope="col"><strong>Father's Name</strong></th>
      <th width="271" bgcolor="#009999" scope="col"><strong>Email</strong></th>
      <th width="95" bgcolor="#009999" scope="col"><strong>Address</strong></th>
      <th width="150" bgcolor="#009999" scope="col"><strong>City</strong></th>
      <th width="150" bgcolor="#009999" scope="col"><blockquote>
        <p>Photo</p>
      </blockquote></th>
      <th width="150" bgcolor="#009999" scope="col">&nbsp;</th>
      <th width="7" bgcolor="#009999" scope="col">&nbsp;</th>
      <th width="131" scope="col">&nbsp;</th>
    </tr>
     <?php do { ?>
   <?php 
            $zendDate = new Zend_Date($row_rsStudent['dob']);
          ?>

    <tr>
      <td bgcolor="#333333"><blockquote>
        <p><a href="update.php?s_id=<?php echo $row_rsStudent['s_id']; ?>"><?php echo $row_rsStudent['first_name']; ?></a></p>
      </blockquote></td>
      <td bgcolor="#333333"><blockquote>
        <p><?php echo $row_rsStudent['last_name']; ?></p>
      </blockquote></td>
      <td bgcolor="#333333"><blockquote>
        <p><?php echo $row_rsStudent['gender']; ?></p>
      </blockquote></td>
      <td bgcolor="#333333"> 
          <?php echo $zendDate->toString("d/M/yyyy"); ?></td>
      <td bgcolor="#333333"><blockquote>
        <p><?php echo $row_rsStudent['father_name']; ?></p>
      </blockquote></td>
      <td bgcolor="#333333"><blockquote>
        <p><?php echo $row_rsStudent['email']; ?></p>
      </blockquote></td>



      <td bgcolor="#333333"><blockquote>
        <p><em><strong><a href="delete.php?s_id=<?php echo $row_rsStudent['s_id']; ?>"></a></strong></em><?php echo $row_rsStudent['address']; ?></p>
      </blockquote></td>
      <td bgcolor="#333333"><blockquote>
        <p><em><strong><a href="delete.php?s_id=<?php echo $row_rsStudent['s_id']; ?>"></a></strong></em><?php echo $row_rsStudent['city']; ?></p>
      </blockquote></td>
      <td bgcolor="#333333"><blockquote>
        <p><img src="<?php echo "thumbnails/".$row_rsStudent['student_photo']; ?>"/> </p>
      </blockquote></td>
      <td bgcolor="#FFFFFF"><blockquote>
        <p><em><strong><a href="delete.php?s_id=<?php echo $row_rsStudent['s_id']; ?>">Delete</a></strong></em></p>
      </blockquote></td>
    </tr>
    <?php } while ($row_rsStudent = mysql_fetch_assoc($rsStudent)); ?>
  </table>
  <p><strong><a href="insert.php">Insert New Record</a></strong></p>
  <p>&nbsp;</p>
</form>
<?php
mysql_free_result($rsStudent);
?>

/////这是我的 db_sms 连接文件

<?php
# FileName="Connection_php_mysql.htm"
# Type="MYSQL"
# HTTP="true"
$hostname_db_sms = "localhost";
$database_db_sms = "db_sms";
$username_db_sms = "root";
$password_db_sms = "";
$db_sms = mysql_pconnect($hostname_db_sms, $username_db_sms, $password_db_sms) or trigger_error(mysql_error(),E_USER_ERROR); 
?>

//////这是mysql数据库文件db_dms.sql

--

phpMyAdmin SQL Dump
-- version 3.2.0.1
-- http://www.phpmyadmin.net
--
-- Host: localhost
-- Generation Time: Dec 06, 2012 at 05:07 AM
-- Server version: 5.1.36
-- PHP Version: 5.3.0

SET SQL_MODE="NO_AUTO_VALUE_ON_ZERO";

--
-- Database: `db_sms`
--
CREATE DATABASE `db_sms` DEFAULT CHARACTER SET latin1 COLLATE latin1_swedish_ci;
USE `db_sms`;

-- --------------------------------------------------------

--
-- Table structure for table `tbl_admin`
--

CREATE TABLE IF NOT EXISTS `tbl_admin` (
  `admin_id` int(11) NOT NULL AUTO_INCREMENT,
  `username` varchar(50) NOT NULL,
  `password` varchar(50) NOT NULL,
  PRIMARY KEY (`admin_id`)
) ENGINE=MyISAM  DEFAULT CHARSET=latin1 AUTO_INCREMENT=2 ;

--
-- Dumping data for table `tbl_admin`
--

INSERT INTO `tbl_admin` (`admin_id`, `username`, `password`) VALUES
(1, 'root', 'root');

-- --------------------------------------------------------

--
-- Table structure for table `tbl_student`
--

CREATE TABLE IF NOT EXISTS `tbl_student` (
  `s_id` int(11) NOT NULL AUTO_INCREMENT,
  `first_name` varchar(50) NOT NULL,
  `last_name` varchar(50) NOT NULL,
  `gender` varchar(50) NOT NULL,
  `dob` date NOT NULL,
  `father_name` varchar(50) NOT NULL,
  `email` varchar(50) NOT NULL,
  `address` varchar(50) NOT NULL,
  `city` varchar(50) NOT NULL,
  `student_photo` varchar(255) NOT NULL,
  PRIMARY KEY (`s_id`)
) ENGINE=MyISAM  DEFAULT CHARSET=latin1 AUTO_INCREMENT=18 ;

--
-- Dumping data for table `tbl_student`
--

INSERT INTO `tbl_student` (`s_id`, `first_name`, `last_name`, `gender`, `dob`, `father_name`, `email`, `address`, `city`, `student_photo`) VALUES
(3, 'Zara', 'Mansoor', 'Female', '0000-00-00', 'mmmm', 'zara@xyz.com', 'dddd', 'dddd', 'pic_1074.jpg'),

Answer 1

只需将图像名称(如果需要，包括文件夹路径)保存在具有 varchar 数据类型的表列中。并从数据库检索该图像名称并将其放入图像标签中。例如

<img src="<?php echo $image_path?>" />