Thanks for using Syncfusion product.
We have checked your requirement, but we regret to inform that the View filtering (as like the dashboard demo) will not supported in Table type of data. We already provide the details in below UG documentation link,
But you can able to add the filtering support when SQL Table as DataSource by using the column filtering option. You can refer the below documentation for your reference.
Let us know whether this helps also if you need any further assistance on this.