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PHP? ??????? ???? ???? ?? ??? ???? ?????.

?? mysql?? "test" ??????? ??? ??, ?? ??????? "ly" ?????? ???? ?????.

?? ??? ??????? ????:

<?php
// 創(chuàng)建連接
$conn = new mysqli("localhost", "uesename", "password");
// 檢測連接
if ($conn->connect_error) 
{    
    die("連接失敗: " . $conn->connect_error);} 
    // 創(chuàng)建數(shù)據(jù)庫
    $sql = "CREATE DATABASE test";
        if ($conn->query($sql) === TRUE) 
        {    
        echo "數(shù)據(jù)庫創(chuàng)建成功";
        } else {    
        echo "Error creating database: " . $conn->error;
        }
    $conn->close();
?>

?? ??? ?????:

id: ???? ??? int?? ?? ?? ?????.

nackname: ??? ???, ??? varchar, ??? 30???.

???: ??? ??, ??? ??????. ??? ?? ??? ?? ??? ???? ??? ??? ? ????.

lytime: ??? ?? ?? ??, ??? ??/??, ??? ??? ??? ????.

??: ?? ???? ??, ??? ??????.

retime: ???? ???? ??, ??? datetime?? ??? ??? ??? ????.

?????? ???? ???? SQL?:

<?php
$SQL = " CREATE TABLE IF NOT EXISTS `ly` (
  `id` int(10) NOT NULL AUTO_INCREMENT,
  `nickname` varchar(30) CHARACTER SET utf8 NOT NULL,
   `message` text CHARACTER SET utf8 NOT NULL,
  `avatar` varchar(50) CHARACTER SET utf8 NOT NULL,
  `lytime` datetime NOT NULL,
   `reply` text CHARACTER SET utf8 NOT NULL,
  `retime` datetime NOT NULL,
   PRIMARY KEY (`id`),
   UNIQUE KEY `id` (`id`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 AUTO_INCREMENT=1 ";
?>

??? ?? ?????? ??? ??? ???????.

???? ??
||
<?php $SQL = " CREATE TABLE IF NOT EXISTS `ly` ( `id` int(10) NOT NULL AUTO_INCREMENT, `nickname` varchar(30) CHARACTER SET utf8 NOT NULL, `message` text CHARACTER SET utf8 NOT NULL, `avatar` varchar(50) CHARACTER SET utf8 NOT NULL, `lytime` datetime NOT NULL, `reply` text CHARACTER SET utf8 NOT NULL, `retime` datetime NOT NULL, PRIMARY KEY (`id`), UNIQUE KEY `id` (`id`) ) ENGINE=MyISAM DEFAULT CHARSET=latin1 AUTO_INCREMENT=1 "; ?>