sql 질문..

//////////////////////////////////////////////////1번 시작
$member_id = $member[ 'mb_id' ];
if($page){

$pagw = ($page - 1) * 15;
}else{
$page = 1;
$pagw = 0;
}

$sql = " select * from num1 list where num_uid = '".$member_id."' order by sid desc limit ".$pagw.", 15";

$result = sql_query($sql);

for($i=0; $row=sql_fetch_array($result); $i++){

         $list[$i] = $row;
}
//////////////////////////////////////////////////1번끝


//////////////////////////////////////////////////2번 시작
$member_id = $member[ 'mb_id' ];
if($page){

$pagw = ($page - 1) * 15;
}else{
$page = 1;
$pagw = 0;
}

$sql = " select * from num2 list where num_uid = '".$member_id."' order by sid desc limit ".$pagw.", 15";

$result = sql_query($sql);

for($i=0; $row=sql_fetch_array($result); $i++){

         $list[$i] = $row;
}
//////////////////////////////////////////////////2번 끝


//////////////////////////////////////////////////3번 시작
$member_id = $member[ 'mb_id' ];
if($page){

$pagw = ($page - 1) * 15;
}else{
$page = 1;
$pagw = 0;
}

$sql = " select * from num3 list where num_uid = '".$member_id."' order by sid desc limit ".$pagw.", 15";

$result = sql_query($sql);

for($i=0; $row=sql_fetch_array($result); $i++){

         $list[$i] = $row;
}
//////////////////////////////////////////////////3번 끝