SQL server identity column values start at 0 instead of 1

Question

I\'ve got a strange situation with some tables in my database starting its IDs from 0, even though TABLE CREATE has IDENTITY(1,1). This is so for some tables, but not for ot

Answer 1

DBCC CHECKIDENT ( Table_Name, RESEED, 0 )

This is a way to start an id with Zero(0), then delete all the rows from table and again put the data back into the table.