return thead

[tiegosilveira]

how can I do, besides the query returns the thead?

controller
$this->datatables->set_database('cactiagenda');//banco
$this->datatables->select('USU_ID,USU_NOME')
->from('usuario');
$data = json_decode($this->datatables->generate("json"), true);

view
table id="post_table" border="1" cellpadding="2" cellspacing="1" class=" display compact table bordered">
/table>

js
$( ".agenda" ).click(function() {
semana = $(this).val();
var oTable = $('#post_table').dataTable({
"bProcessing": true,
"bServerSide": true,
"sAjaxSource": baseurl + "agendax/listingAgenda/"+semana,
"aaSorting": [[1, "asc"]],
"bPaginate": false,//desabilita a paginação
// retrieve: true,
// paging: false,
"bDestroy": true,
//aqui devera ir os theads
"columnDefs": [
{ "title": "Id", "targets": 0 },
{ "title": "Funcioário", "targets": 1 },
{ "title": "engine","targets": 0 },
// { "title": "Segunda", "targets": 3 },
// { "title": "Terça", "targets": 4 },
// { "title": "Quarta", "targets": 5 },
// { "title": "Quinta", "targets": 6 },
// { "title": "Sexta", "targets": 7 },
// { "title": "Sábado", "targets": 8 },
],
"columns": [//colunas
{"name": "eventos.USU_ID", "data": "USU_ID"},
{"name": "eventos.USU_NOME", "data": "USU_NOME"},
{"name": "Domingo", "data": "Domingo"},
{"name": "Segunda", "data": "Segunda"},
{"name": "Terça", "data": "Terça"},
{"name": "Quarta", "data": "Quarta"},
{"name": "Quinta", "data": "Quinta"},
{"name": "Sexta", "data": "Sexta"},
{"name": "Sábado", "data": "Sábado"},
],
"bJQueryUI": true,
"sPaginationType": "full_numbers",
"iDisplayStart ": 20,
'fnServerData': function(sSource, aoData, fnCallback)
{
$.ajax
({
'dataType': 'json',
'type': 'POST',
'url': sSource,
'data': aoData,
'success': fnCallback
});
}
});
$('#post_table_wrapper .dataTables_filter input').addClass("form-control input-sm input-medium");
$('#post_table_wrapper .dataTables_length select').addClass("form-control input-sm input-xsmall");
});