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What is used to uniquely identify a record?

A primary key is used to uniquely identify a record in a database. It ensures each row in a table is distinct and can be used to establish relationships between tables.


What is used to uniquely identify a record in a database program?

index field


Can a primary key field uniquely identify each record?

Yes it can do that.


What is A field that uniquely identifies a particular record in a table called?

A field that uniquely identifies a particular record in a table is called a primary key. The field or fields on which records are sorted is called the sort key.


What is used to unique identify each record in a database?

The "primary key" is the identifier that database systems use to identify a record uniquely.


In a data base the primary key field is used to?

uniquely identify a record


In a database a field that uniquely identifies a particular record in a table is called?

In a database, a field that uniquely identifies a particular record in a table is called


The field that uniquely identifies a record in a table is called?

The field that uniquely identifies a record in a table is called the primary key. It ensures that each record in a table is distinct and can be easily located and referenced.


What are the advantage of primary key?

Primary key that is used to identify a record uniquely. Primary key is a key that always unique and not null. A system generated primary key is called surrogate key.Primary key is the one which is always unique and not null. Advantage of primary key that it helps in identifying a tuple uniquely.


How do you uniquely identfied the record?

we will use primary key to uniquely idetified the record.


What is minimal superkey?

A minimal superkey is a type of superkey in a relational database that uniquely identifies a record within a table, and it has no unnecessary attributes. In other words, it is a superkey from which no subset can serve as a superkey, meaning that if any attribute is removed, it will no longer uniquely identify the records. Minimal superkeys are also referred to as candidate keys, as they can potentially be chosen as the primary key for the table.


What is key attribute and non key attributes?

A key attribute is an attribute that uniquely identifies a record in a database table. Non-key attributes are attributes that are not used to uniquely identify records, but provide additional information about the data.