Hi Sarosh,
Thanks for Contacting Syncfusion support.
We have prepared the sample with the mentioned requirement Schedule Control (using tag helpers) with Entity Framework using ASP.NET Core JS2, which can be downloaded from the following location.
We have referred the following forum link for including Entity framework in the ASP.NET Core application and prepared the above sample.
Please let us know if you need any further assistance on this.
Regards,
Velmurugan