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What is a common field in database?
A common field in a database is the "primary key". It is a unique identifier for each record in a database table and is used to uniquely identify each row. It is typically a numerical value or a combination of values that ensures each record is distinct from all others.
What is a primary field in ict?
In ICT, a primary field refers to the main data field in a database that is used to uniquely identify each record in the database. This field is usually designated as the primary key. It helps to ensure data integrity and consistency within the database by providing a unique identifier for each record.
What is the row in a database?
In a database, a row is a single record or entry that contains information organized in fields or columns. Each row represents a unique set of data related to a specific entity or object in the database tables.
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 the difference between primary key and scendary key?
A primary key is a unique identifier for a record in a database table and is used to ensure each record is uniquely identifiable. A secondary key is a key used for sorting and indexing purposes, but can have duplicate values within a table.
What is a common field in database?
A common field in a database is the "primary key". It is a unique identifier for each record in a database table and is used to uniquely identify each row. It is typically a numerical value or a combination of values that ensures each record is distinct from all others.
What is a primary field in ict?
In ICT, a primary field refers to the main data field in a database that is used to uniquely identify each record in the database. This field is usually designated as the primary key. It helps to ensure data integrity and consistency within the database by providing a unique identifier for each record.
What is a field that has a unique value for each record in a database?
Primary key
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 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 a fullform of PK?
PK can stand for Primary Key in database management, indicating a unique identifier for each record in a database table.
What is the row in a database?
In a database, a row is a single record or entry that contains information organized in fields or columns. Each row represents a unique set of data related to a specific entity or object in the database tables.
Why is it necessary to set a unique identifier for student table?
All tables need to have individual identifiers that are unique. That way we can identify each student. All students must have some way of being identified so there is no confusion. If you had two students with the same name, they would have different student numbers that would identify them. In any database it is important to be able to individually identify a record. In a database that is done by having a key field. It cannot be left blank and it cannot have the same value more than once, guaranteeing it is unique.
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 the difference between primary key and scendary key?
A primary key is a unique identifier for a record in a database table and is used to ensure each record is uniquely identifiable. A secondary key is a key used for sorting and indexing purposes, but can have duplicate values within a table.
What database fields would be the most suitable to use as a primary key Student Name?
It is recommended to use a unique identifier such as a student ID number as a primary key instead of the student name. This is because names are not always unique and can change, while an ID is a reliable and stable way to uniquely identify each student's record in the database.
What is a key field do?
If you are referring to a database, the Key Field is a field used to uniquely identify each record. It preserves the order of the original database, before any sorting or rearranging has been done.
