Php MySQL致命错误
当我运行以下代码时,出现以下错误: 致命错误:第105行/Users/allan/Sites/4is_site/casestudyall.php中的SQL(这是下面代码中的最后一行) 我的查询有问题吗Php MySQL致命错误,php,mysql,fatal-error,Php,Mysql,Fatal Error,当我运行以下代码时,出现以下错误: 致命错误:第105行/Users/allan/Sites/4is_site/casestudyall.php中的SQL(这是下面代码中的最后一行) 我的查询有问题吗 <?php if (isset($_GET['pageno'])) { $pageno = $_GET['pageno']; } else { $pageno = 1; } $query = "SELECT count(*) FROM studies ORDER BY
<?php
if (isset($_GET['pageno'])) {
$pageno = $_GET['pageno'];
}
else {
$pageno = 1;
}
$query = "SELECT count(*) FROM studies ORDER BY (date) desc";
$result = mysql_query($query, $connection) or trigger_error("SQL", E_USER_ERROR);
$query_data = mysql_fetch_row($result);
$numrows = $query_data[0];
$rows_per_page = 4;
$lastpage = ceil($numrows/$rows_per_page);
$pageno = (int)$pageno;
if ($pageno > $lastpage) {
$pageno = $lastpage;
}
if ($pageno < 1) {
$pageno = 1;
}
?>
<div class='column3'><p class='bodygrey'>
<?php
$totalpages = ceil($numrows / $rows_per_page);
if($totalpages >= 1){ $pagelinkcount = 1;} else { $pagelinkcount = 0; }
if($totalpages > 1){ $pagelinkcount = 1; echo 'Page ';}
while($pagelinkcount <= $totalpages && $totalpages > 1) {
echo "<a href=\"{$_SERVER['PHP_SELF']}?pageno={$pagelinkcount}\">{$pagelinkcount}</a> ";
$pagelinkcount++;
}
?>
</p></div></div></div>
<?php
$limit = 'LIMIT ' .($pageno - 1) * $rows_per_page .',' .$rows_per_page;
$query = "SELECT * FROM studies".
"ORDER BY date DESC $limit";
$result = mysql_query($query, $connection) or trigger_error("SQL", E_USER_ERROR);
以下代码可能存在问题:
$query = "SELECT * FROM studies".
"ORDER BY date DESC $limit";
这将生成以下查询:
SELECT * FROM studiesORDER BY date DESC $limit
请注意“研究”和“顺序”之间缺少空格。以下代码可能存在问题:
$query = "SELECT * FROM studies".
"ORDER BY date DESC $limit";
这将生成以下查询:
SELECT * FROM studiesORDER BY date DESC $limit
请注意“studies”和“ORDER”之间缺少空格。mysql_error()将准确地告诉您mysql不喜欢您的querymysql_error()的地方将确切地告诉您MySQL不喜欢您的querynice捕获,在第一个查询中看对了,没有捕获第二个onenice捕获,在第一个查询中看对了,没有捕获第二个