PHP implementation of random rearrangement of mysql database example_PHP tutorial

PHP implementation of mysql database random rearrangement example

Program code

The code is as follows

代码如下

//数据库连接就不写在这里面了 $s = isset( $_GET['s'] )?$_GET['s']:0; $e = isset( $_GET['e'])?$_GET['e']:50; $count =85000; if( $s < $count ) { $sql = "select * from 表前缀_info where isget =0 order by id desc limit $s,$e "; $query = mysql_query( $sql ); while( $rs = mysql_fetch_array( $query ) ) { $id = $rs['id']; $sss = $rs['sss']; $typeid = $rs['typeid']; $isget = $rs['isget']; $sql = "insert into 表前缀_info_bak (id,表前缀,typeid,isget) values('$id','$sss','$typeid','$isget')"; mysql_query( $sql ) ; echo $sql; //exit; $sqlu = "update 表前缀_info set isget=1 where id =".$rs['id']; mysql_query( $sqlu ); } echo '正在处理数据，当前为'.$s.'条．．．．．．'; } else {  echo '完成所有数据处理 再随机排序一次'; } ?>

//The database connection is not written here
$s = isset( $_GET['s'] )?$_GET['s']:0;
$e = isset( $_GET['e'])?$_GET['e']:50;
$count =85000;

if( $s < $count )
{
$sql = "select * from table prefix_info where isget =0 order by id desc limit $s,$e ";
$query = mysql_query( $sql );
while( $rs = mysql_fetch_array( $query ) )
{
$id = $rs['id'];
$sss = $rs['sss'];
$typeid = $rs['typeid'];
$isget = $rs['isget'];
$sql = "insert into table prefix_info_bak (id, table prefix, typeid, isget) values ​​('$id','$sss','$typeid','$isget')";
mysql_query( $sql ) ;
echo $sql;
//exit;
$sqlu = "update table prefix_info set isget=1 where id =".$rs['id'];
mysql_query( $sqlu );
}
echo 'Data is being processed, currently '.$ s.'Article. ． ． ． ． ． ';
}
else
{
echo 'Complete all data processing Randomly sort again';
}
?>

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PHP implementation of mysql database random rearrangement example program code is as follows? //Database connection will not be written here $s = isset( $_GET['s'] )?$_GET['s']:0; $e = isset( $_GET['e'])?$_GET...