On Sat, Jan 2, 2010 at 12:03 PM, prabhat kumar <aim.prab...@gmail.com>wrote:
> primary key Oh! PK is primary key! > a compound key is a key that consists of 2 or more attributes that uniquely > identify an entity occurrence. Thanks. V
On Sat, Jan 2, 2010 at 12:03 PM, prabhat kumar <aim.prab...@gmail.com>wrote:
> primary key Oh! PK is primary key! > a compound key is a key that consists of 2 or more attributes that uniquely > identify an entity occurrence. Thanks. V