1) Transfering data from one table to another with same schema
INSERT INTO temp SELECT * from dbo.tempPK
2) Create temporary table with same schema and Transfering data
Select * into #temp from dbo.tempPK
3) Create physical table with same schema and Transfering data
Select * into temp from dbo.tempPK
4) Create physical table with same schema but no data Transfer
Select * into temp from dbo.tempPK where 1=2