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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 is the field that uniquely identifies each record in a table?
Primary key is the field that uniquely identifies each record in a table. It ensures that each record in a table is unique, and helps to establish relationships between tables in a database.
What is the difference between a primary key and a foreign key?
A primary key uniquely identifies each record in a table and ensures data integrity. A foreign key establishes a relationship between two tables, referencing the primary key of another table to enforce referential integrity.
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.
Differentiate between primary secondary and foreign keys?
Primary key uniquely identifies each record in a database table and must have a unique value for each record. Secondary key is a field that can be used to uniquely identify a record, but it is not the primary key. Foreign key is a field in a table that links to the primary key of another table, establishing a relationship between the two tables.
What a field that uniquely identifies each field?
A primary key is a field that uniquely identifies each record in a database table. It must have a unique value for each record and cannot have null values. This key is essential for enforcing data integrity and for efficiently retrieving and updating records.
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.
Why is a field with an AutoNumber data type a good candidate for the primary key field for that table?
Because it uniquely identifies each record in that table, No two records can have the exact same entry in the field designated as the primary key.
The id is most directly associated with?
Pleasure and Temptation - mostly pleasuring/pleasing yourself. Think of the devil and what he represents! You want it, you get it kind of attitude! =)
What is a field that is chosen to uniquely identify a record called?
A field that is chosen to uniquely identify a record is called a primary key. This key helps uniquely identify each record in a database table and ensure data integrity.
What are the differences between super key primary key candidate key and foreign key?
Super key: A set of attributes that uniquely identifies a tuple in a table. Primary key: A specific super key chosen to uniquely identify each tuple in a table and must be unique and not null. Candidate key: Any super key that could be chosen as the primary key. Foreign key: A field in a table that is a primary key in another table, used to establish a relationship between the two tables.
