问题描述
我有一个使用以下工作代码呈现的 >50000 SharePoint Online 文档库列表。页面加载时间接近10-15秒。
我尝试实现服务器端处理以减少页面加载时间,但没有任何区别:
"processing": true,"serverSide": true,
<!DOCTYPE html>
<html">
<head>
<script type="text/javascript" src="<SPO_SITE>/SiteAssets/js/jquery-3.5.1.js"></script>
<script type="text/javascript" src="<SPO_SITE>/SiteAssets/js/jquery.dataTables.min.js"></script>
<script type="text/javascript" src="<SPO_SITE>/SiteAssets/js/moment.min.js"></script>
<script type="text/javascript" src="<SPO_SITE>/SiteAssets/js/datetime-moment.js"></script>
<script type="text/javascript" src="<SPO_SITE>/SiteAssets/js/dataTables.buttons.min.js"></script>
<script type="text/javascript" src="<SPO_SITE>/SiteAssets/js/buttons.flash.min.js"></script>
<script type="text/javascript" src="<SPO_SITE>/SiteAssets/js/jszip.min.js"></script>
<script type="text/javascript" src="<SPO_SITE>/SiteAssets/js/pdfmake.min.js"></script>
<script type="text/javascript" src="<SPO_SITE>/SiteAssets/js/vfs_fonts.js"></script>
<script type="text/javascript" src="<SPO_SITE>/SiteAssets/js/buttons.html5.min.js"></script>
<script type="text/javascript" src="<SPO_SITE>/SiteAssets/js/buttons.print.min.js"></script>
<script type="text/javascript" src="<SPO_SITE>/SiteAssets/js/dataTables.select.min.js"></script>
<script type="text/javascript" src="<SPO_SITE>/SiteAssets/js/dataTables.searchBuilder.min.js"></script>
<link rel="stylesheet" type="text/css" href="<SPO_SITE>/SiteAssets/css/jquery.dataTables.min.css">
<link rel="stylesheet" type="text/css" href="<SPO_SITE>/SiteAssets/css/dataTables.jqueryui.min.css">
<link rel="stylesheet" type="text/css" href="<SPO_SITE>/SiteAssets/css/buttons.dataTables.min.css">
<link rel="stylesheet" type="text/css" href="<SPO_SITE>/SiteAssets/css/select.dataTables.min.css">
<link rel="stylesheet" type="text/css" href="<SPO_SITE>/SiteAssets/css/searchBuilder.dataTables.min.css">
<script>
$(document).ready(function() {loadItems();});
function loadItems() {
var siteUrl = _spPageContextInfo.siteAbsoluteUrl;
var oDataUrl = siteUrl + "/_api/web/lists/getbytitle('LIST_NAME')/items?$top=200000&$select=Created,ATA,EncodedAbsUrl";
$.ajax({
url: oDataUrl,type: "GET",dataType: "json",headers: {
"accept": "application/json;odata=verbose"
},success: mySuccHandler,error: myErrHandler
});
}
function mySuccHandler(data) {
try {
$('#table_id').DataTable({
"pageLength": 100,"dom": 'Bfrtip',"buttons": [ {extend: 'searchBuilder',config: {columns: [0,1,2,3,4,5,6,7],},'copy','csv','pdf',{extend: 'print',exportOptions: {columns: [ 0,7 ]}} ],"aaData": data.d.results,"aaSorting": [[0,"desc"]],"aoColumns": [
{
"mData": "Created"
},{
"mData": "ATA"
},{
"mData": "EncodedAbsUrl","mRender": function ( data,type,full )
{return '<a href="'+data+'" target="_blank">View</a>';}
}
]
});
} catch (e) {
alert(e.message);
}
}
function myErrHandler(data,errMessage) {
alert("Error: " + errMessage);
}
</script>
</head>
<body>
<div>
<table id="table_id" class="display" cellspacing="0" width="100%">
<thead>
<tr>
<th>Uploaded</th>
<th>ATA</th>
<th></th>
</tr>
</thead>
</table>
</div>
</body>
</html>
解决方法
您必须设置后端代码,因为服务器端意味着您必须在客户端的每个操作(更改页面、过滤器、搜索等)上处理服务器上的数据表行
欲了解更多信息:https://datatables.net/examples/data_sources/server_side