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The term Primary Key IS called just that in a database.. It can either be a normal attribute that is guaranteed to be unique (such as Social Security Number or employee clock number in a table with no more than one record per person) or it can be generated by the DBMS (such as a globally unique identifier, or GUID.

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When a primary key is begging assigned by the database automatically it is called?

autonumber key


What is the primary key field of a database?

its a unique key use to identify data in database


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


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 the meaning for primary key in database?

With reference to Databases, what are Primary keys?


Can you insert primary key only to one field in the database?

Yes. Primary key can be inserted to one field in the database. The field should be unique and not null.


Does a primary key have to be an integer in an Access database?

No, it does not. A primary key can be different types of data, not just an integer.


What is the primary key field in a database?

what is a Absolute reference


How do you change the primary key?

What type of database are you using


What can happen if a database has no primary key?

mem will lost


What is the difference between primary key and secondary key in database?

The primary key is the field containing unique values that aid in database operations. The secondary key is used in addition or as an alternate to the primary key. Both are candidate keys, it's just that one was chosen to be primary.


How primary keys in database are denoted?

In the actual SQL, by means of the primary key constraint.