how to remove pagination in datatable

You should include "bPaginate": false, into the configuration object you pass to your constructor parameters. As seen here: http://datatables.net/release-datatables/examples/basic_init/filter_only.html

DISABLE PAGINATION

For DataTables 1.9

Use bPaginate option to disable pagination.

$('#example').dataTable({
    "bPaginate": false
});

For DataTables 1.10+

Use paging option to disable pagination.

$('#example').dataTable({
    "paging": false
});

See this jsFiddle for code and demonstration.

REMOVE PAGINATION CONTROL AND LEAVE PAGINATION ENABLED

For DataTables 1.9

Use sDom option to configure which control elements appear on the page.

$('#example').dataTable({
    "sDom": "lfrti"
});

For DataTables 1.10+

Use dom option to configure which control elements appear on the page.

$('#example').dataTable({
    "dom": "lfrti"
});

See this jsFiddle for code and demonstration.

It's working

Try below code

$('#example').dataTable({
    "bProcessing": true,
    "sAutoWidth": false,
    "bDestroy":true,
    "sPaginationType": "bootstrap", // full_numbers
    "iDisplayStart ": 10,
    "iDisplayLength": 10,
    "bPaginate": false, //hide pagination
    "bFilter": false, //hide Search bar
    "bInfo": false, // hide showing entries
})