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it is necessary bcoz others may not copy it n it also shows individuality

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Q: Why must a database have a unique field name?
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What are the properties of relations in database management?

1.each row must have unique(pk)in a relation. 2.database must have a unique name. 3.each column must have unique name.


What field in a database is identified by a field?

A field in a database is often identified by a unique field or column name. This field name serves as the identifier for that particular data attribute within the database table. Assigning distinct and meaningful field names helps organize and reference the data effectively within the database system.


What is a database field name?

A database field name is a unique identifier for a particular piece of data within a database table. It helps to organize and distinguish different types of information stored in the database. Each field name typically corresponds to a specific attribute or characteristic of the data being stored.


What is a field that might be used in a database about students?

A field that might be used in a database about students is "student ID," which is a unique identifier for each student in the database.


What does it means not qualify a column in using clause?

Column names do not have to be unique within a database; they only have to be unique within a particular table. If a query joins two table where each contains a field with the same name and that field is specified in the SELECT or WHERE clause, not qualifying the column name with the table name results in ambiguity as to which field is desired.


What is a field name?

it is something in the database


What characteristics in a database fields may have such as data type field name field size and field format?

What characteristics could a database field have, such as data type, field name, field size and field format?


What appears at the top of a database.?

field name


What are names of databases?

Database names are the identifying names that users provide when creating a database. These names must be unique within the location in which they are cataloged. The name differentiates the database from any other database in either the local database directory or the system database directory


What is is field database?

A databasefield is a certain part of a data base e.g d.o.b hobbies. It is a part of the database e.g the name or surname or the address. A field is essentially the columns of the table on the database.


What other name is used for a column in access database?

A field.


What is a field databases?

A databasefield is a certain part of a data base e.g d.o.b hobbies. It is a part of the database e.g the name or surname or the address.A field is essentially the columns of the table on the database.