Untitled

<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap-theme.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
<!-- jQuery -->
<title>Lista de noticias</title>
  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/jquery-bootgrid/1.3.1/jquery.bootgrid.css" />
  <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-bootgrid/1.3.1/jquery.bootgrid.js"></script>
  <script src="ajax.js"></script>
</head>
<body class="">
<div role="navigation" class="navbar navbar-default navbar-static-top">
      <div class="container">
        <div class="navbar-header">
          <button data-target=".navbar-collapse" data-toggle="collapse" class="navbar-toggle" type="button">
            <span class="sr-only">Toggle navigation</span>
            <span class="icon-bar"></span>
            <span class="icon-bar"></span>
            <span class="icon-bar"></span>
          </button>
          <a href="#" class="navbar-brand">My Site</a>
        </div>
        <div class="navbar-collapse collapse">
          <ul class="nav navbar-nav">
            <li class="active"><a href="index.php">Home</a></li>
          </ul>

        </div><!--/.nav-collapse -->
      </div>
    </div>

    <div class="container" style="min-height:500px;">
    <div class=''></div>
<div class="container">
    <h2>Listado de Noticias</h2>
    <br>
    <br>
    <table id="news" data-toggle="bootgrid" class="table table-condensed table-hover table-striped" width="100%" cellspacing="0">
        <thead>
            <tr>
                <th data-column-id="emp_id" data-type="numeric">Id</th>
                <th data-column-id="emp_name">Titulo</th>
                <th data-column-id="emp_salary">Descripción</th>
                <th data-column-id="emp_age">URL</th>
            </tr>
        </thead>
    </table>
<div class="insert-post-ads1" style="margin-top:20px;">

</div>
</div>
</body>
</html>

$sql_query = "SELECT id_news as emp_id, url as emp_name, title as emp_salary, description as emp_age FROM `news` ";

<?php
include_once("db_connect.php");
//employee
$post = $total_employee = $employee_records = array();
$total_employee_sql = $employee_sql = $where_condition = "";
$post = $_REQUEST;
$limit = $post["rowCount"];
// handling pagination
if (isset($post["current"])) {
    $page = $post["current"];
} else {
    $page = 1;
}
$start = ($page-1) * $limit;
// handling search
if(!empty($post['searchPhrase'])) {
    $where_condition .=" WHERE ";
    $where_condition .=" ( url LIKE '".$post['searchPhrase']."%' ";
    $where_condition .=" OR mini_title LIKE '".$post['searchPhrase']."%' ";
    $where_condition .=" OR mini_description LIKE '".$post['searchPhrase']."%' )";
}
// handling sorting
if( !empty($post['sort']) ) {
    $where_condition .=" ORDER By ".key($post['sort']) .' '.current($post['sort'])." ";
}
$sql_query = "SELECT id_news as emp_id, url as emp_name, title as emp_salary, description as emp_age FROM `news` ";
$total_employee_sql .= $sql_query;
$employee_sql .= $sql_query;
if(isset($where_condition) && $where_condition != '') {
    $total_employee_sql .= $where_condition;
    $employee_sql .= $where_condition;
}
// handling limit to get data
if ($limit!=-1) {
    $employee_sql .= "LIMIT $start, $limit";
}
// Getting total number of employee record count
$result_total = mysqli_query($conn, $total_employee_sql) or die("database error:". mysqli_error($conn));
$total_employee = mysqli_num_rows($result_total);
// getting eployee records and store into an array
$resultset = mysqli_query($conn, $employee_sql) or die("database error:". mysqli_error($conn));
while( $employee = mysqli_fetch_assoc($resultset) ) {
    $employee_records[] = $employee;
}
// creating employee data array according to jQuery Bootgrid requirement to display records
$employee_json_data = array(
    "current"   => intval($post['current']),
    'rowCount'  => 10,
    "total"     => intval($total_employee),
    "rows"      => $employee_records
);
// return employee data array as JSON data
echo json_encode($employee_json_data);
?>

id_news    url     title    description
  1       ....    un titulo ........