I gotta fetch data from 2 tables.. My tables are "Study","Users" and "Subjects"
"Study" includes:(id, user_id[is the foreign key to the column "id" of the table "Users"], subject_id[is the foreign key to the column "id" of the table "Subjects"], grade, date)
"Users" includes:(id,username,name,lastname,password,type,status,date)
"Subjects" includes:(id, career_id, name, description, hours)
I wanna get something like this at the end:
I got this errors:
Here is my code: My view file ("home"):
<html>
<head>
</head>
<body>
<div class="container">
<div class="row">
<div class="col-md-12">
<h2 align="center">TABLE:Study</h2>
<input id="busqueda_tabla" type="text">
<table class="table table-hover" align="center" border="1" cellspacing="0" cellpadding="0" width="700" id="tabla_busqueda">
<thead>
<th>id</th>
<th>User</th>
<th>Subject</th>
<th>Grade</th>
<th>Date</th>
<th>Action</th>
</thead>
<tbody>
<?php
if (count($records) > 0 && $records != false) {
foreach($records as $record) {
echo "<tr>
<td>".$record['id']."</td>
<td>".$record['user']."</td>
<td>".$record['subject']."</td>
<td>".$record['grade']."</td>
<td>".$record['date']."</td>
<td align='center'>
<button type='button' class='btn btn-primary'>EDITAR</button></a> |
<button type='button' class='btn btn-danger'>BORRAR</button></a>
</tr>";
}
}
?>
</tbody>
</table>
</div>
</div>
</div>
</body>
</html>
Here is my Controller file ("Home"):
<?php
class Home extends CI_Controller{
public function __construct(){
parent::__construct();
$this->load->model("Crudmodel");
}
public function index(){
# get all data in Study table
$selectStudys = $this->Crudmodel->selectStudys();
foreach ($selectStudys as $key => $study)
{
# get UserNames
$user = $this->Crudmodel->getName($study['user_id']);
#get Subject Names
$subject = $this->Crudmodel->getSubName($study['subject_id']);
#append both NEW VALUES to same array
$data[$key]['user_id'] = $user[0]['username'];
$data[$key]['subject_id'] = $subject[0]['name'];
}
$data['records'] = $selectStudys;
$this->load->view('home', $data);
}
}
?>
And my Model file ("Crudmodel"):
<?php
class Crudmodel extends CI_Model{
public function __construct(){
parent::__construct();
$this->load->database();
}
function selectStudys()
{
$query= $this->db->query("SELECT * FROM Study");
$result = $query->result_array();
return $result;
}
function getName($name)
{
$query= $this->db->query("SELECT username FROM Users WHERE id = $name ");
$result = $query->result_array();
return $result;
}
function getSubName($subject)
{
$query= $this->db->query("SELECT name FROM Subjects WHERE id = $subject ");
$result = $query->result_array();
return $result;
}
}
?>
Hope you can help me :/