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∙ 14y agoA 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.
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∙ 7y agoWiki User
∙ 14y agoThe primary key identifies rows (records) in a database table. A primary key can be composed of multiple columns (fields).
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∙ 11y agoIt can be called the Key Field or the Primary Key field.
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∙ 9y agoTo uniquely identify a record , it must have a unique field. Primary key is used to identify a row uniquely. Primary can be user defined or system generated (surrogate key).
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∙ 14y agoprimary key
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∙ 13y agoPrimary Key
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 primary key. It ensures that each record in a table is distinct and can be easily located and referenced.
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.
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.
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.
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.
False. A foreign key is a primary of one table that is in another table. A foreign key can be repeated, so it does not uniquely identify records in the table where it is a foreign key.
we will use primary key to uniquely idetified the record.
The field or combination of fields, the latter is called a composite key, which uniquely identifies a record. Often people use an integer automatically assigned at record creation, however, if possible it is best, to try for a field which is a unique attribute of the entity a table is describing.
A primary key is one that uniquely identifies a record . Also there are cases when primary key of one file appears in another file. In that case the key is called Foreign key.
We know that primary key is the one that is not null and is always unique. A primary key uniquely identifies a record in a 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.