We are going to see how to use DBCC CHECKIDENT command to Reseed a Table After Delete in SQL Server.
Syntax:
DBCC CHECKIDENT(
'AnyTableName'
, RESEED, @max_seed)
For further explanation and example refer below link:
http://sqlserverplanet.com/tsql/using-dbcc-checkident-to-reseed-a-table-after-delete