Changes the name of a user-created object (i.e. table, column, or user-defined data type) in the current database.
Rename a table
This example renames the customers table to custs.
EXEC sp_rename 'customers', 'custs'
Rename a column
This example renames the contact title column in the customers table to title.
EXEC sp_rename 'customers.[contact title]', 'title', 'COLUMN'