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? ??? ?? PHP ???? MySQL? PHP? ???? ???? ??? ???? ??? ? ????

MySQL? PHP? ???? ???? ??? ???? ??? ? ????

Dec 17, 2024 am 08:56 AM

How Can I Store and Retrieve Images Using MySQL and PHP?

MySQL ? PHP? ???? ??? ?? ? ??

MySQL ??????? ???? ????? ???? ??? ???? ?? ?? ???? ???. ??? ???? ???? SQL ?????. ????? ???, ??, ??, ???? ? ??? ???? ?? ?? ??? "testblob"??? MySQL ???? ?????.

create table testblob (
    image_id        tinyint(3)  not null default '0',
    image_type      varchar(25) not null default '',
    image           blob        not null,
    image_size      varchar(25) not null default '',
    image_ctgy      varchar(25) not null default '',
    image_name      varchar(50) not null default ''
);

SQL ??? ???? ? ???? ???? ??? ? ????. ??? ??, ?? ??? ???, ??? ?? ? ??? ??? ?????.

$imgData = file_get_contents($filename);
$size = getimagesize($filename);
mysql_connect("localhost", "$username", "$password");
mysql_select_db ("$dbname");
// mysqli 
// $link = mysqli_connect("localhost", $username, $password,$dbname); 
$sql = sprintf("INSERT INTO testblob
    (image_type, image, image_size, image_name)
    VALUES
    ('%s', '%s', '%d', '%s')",
    /***
     * For all mysqli_ functions below, the syntax is:
     * mysqli_whartever($link, $functionContents); 
     ***/
    mysql_real_escape_string($size['mime']),
    mysql_real_escape_string($imgData),
    $size[3],
    mysql_real_escape_string($_FILES['userfile']['name'])
    );
mysql_query($sql);

???????? ??? ??? ??? ???? ?? SQL ??? ???? ??? ? ????. ?? ???? ??? ???.

$link = mysql_connect("localhost", "username", "password");
mysql_select_db("testblob");
$sql = "SELECT image FROM testblob WHERE image_id=0";
$result = mysql_query("$sql");
header("Content-type: image/jpeg");
echo mysql_result($result, 0);
mysql_close($link);

? ??? MySQL? PHP? ???? ???? ??? ???? ??? ? ????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!

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