Pagination server side
Efficiently handle and display huge datasets by implementing server-side pagination, reducing load times and improving performance.
Example
Id
Name
Category
Price Retail
Status
1
Sleek Plastic Computer
Beauty
114.71
low-stock
2
Generic Bronze Towels
Clothing
215.7
in-stock
3
Incredible Granite Chair
Home & Garden
372.47
discontinued
4
Oriental Metal Pants
Electronics
490.23
backordered
5
Fantastic Ceramic Bacon
Sports
260.04
low-stock
6
Luxurious Ceramic Gloves
Clothing
477.12
low-stock
7
Gorgeous Steel Bacon
Home & Garden
267.37
discontinued
8
Tasty Silk Fish
Electronics
1722.59
in-stock
9
Fresh Silk Shoes
Electronics
1404.24
low-stock
10
Practical Aluminum Mouse
Electronics
1948.73
in-stock
Per page:
Showing
1
to
10
of 1000 rows
{
"page": 1,
"pageSize": 10,
"pageSizes": [
10,
20,
50,
100
],
"pageCount": 100
}
{#each datagrid.columns.getLeafColumnsInOrder() as column}
{@render LeafHeader(column)}
{/each}
{#each datagrid.rows.getPaginatedRows() as row}
{#if !row.isGroupRow()}
{#each datagrid.columns.getLeafColumnsInOrder() as column}
{@render RenderBodyCell(column, row)}
{/each}
{:else}{/if}
{/each}
Per page:
Showing
{(datagrid.features.pagination.page - 1) * datagrid.features.pagination.pageSize + 1}
to
{Math.min(
datagrid.features.pagination.page * datagrid.features.pagination.pageSize,
data.totalCount
)}
of {data.totalCount} rows
{JSON.stringify(
{
page: datagrid.features.pagination.page,
pageSize: datagrid.features.pagination.pageSize,
pageSizes: datagrid.features.pagination.pageSizes,
pageCount: datagrid.features.pagination.pageCount
},
null,
2
)}
{getCellContent(column, row.original)}
{/snippet}
{#snippet LeafHeader(column: LeafColumn)}
{#if column.isVisible()}
{column.header}
+Page.ts example
import { inventoryData } from "$lib/data/data-storage.svelte.js";
import { error } from '@sveltejs/kit';
// Helper function to add sleep (delay)
const sleep = (ms) => new Promise(resolve => setTimeout(resolve, ms));
export const load = async ({ url, params }) => {
try {
// Sleep for 100ms before proceeding
await sleep(1000);
// Pagination logic for inventory
const page = Number(url.searchParams.get('page') || 1);
const pageSize = Number(url.searchParams.get('pageSize') || 10);
const totalInventory = inventoryData;
const startIndex = (page - 1) * pageSize;
const endIndex = startIndex + pageSize;
return {
inventory: totalInventory.slice(startIndex, endIndex),
totalCount: totalInventory.length,
currentPage: page,
pageSize: pageSize,
};
} catch (e) {
console.error(e);
error(404, 'something went wrong');
}
};