How to get First Day date and Last day Date of the current week.

ans-

declare @start_date DATETIME

SET @start_date=dateadd(week, datediff(week, 0, getdate()), 0) ;

-- Get the last date of the last week

declare @end_date DATETIME

SET @end_date=dateadd(week, datediff(week, 0, getdate()), 6) ;

select 

CONVERT(VARCHAR(10),@start_date,105) 'start day date of the week',

CONVERT(VARCHAR(10),@end_date,105) 'end day date of the week'

CONVERT(VARCHAR(10),@start_date,105) : This is used for removing the time part from the DateTime data type.