What is a connection between two tables using a common field?

Join lines create a relationship between two tables. The data types of common fields must be the same. The common fields used to create a relationship must both be primary keys.

What is a field in a table?

Fields are the components that provide structure for a table. You can’t have a table without fields. … Fields in a table store the same category of data in the same data type. For example, if you have a name field in a table of customers, the entries for this field are all customer names and are stored as text.

Which field is always on the one side of a one to many relationship between two tables?

In a one-to-many relationship between two tables, the foreign key field is the field in the “many” table that links the table to the primary key field in the “one” table.

Is a field in a table which uniquely identifies each entity instance?

A primary key is a field in a table which uniquely identifies each entity instance (row) n a database.

What is the field name?

Definition of field name

: a name that can be applied to a rock without critical microscopic or chemical analysis in a laboratory.

What identifies the contents of a field?

The field label is used to identify the field. The field label is shown on the summary table, add record page, edit record page and record detail page. It is always used to identify the field in exports.

What is used to uniquely identify each record in a table?

Primary Key – a field containing a value that uniquely identifies each record in a table.

Is any key that uniquely identifies each row?

The primary key is the minimal set of attributes which uniquely identifies any row of a table.

Which of the following attributes is used to uniquely identify an instance of an entity?

primary key
The primary key is an attribute or a set of attributes that uniquely identify a specific instance of an entity. Every entity in the data model must have a primary key whose values uniquely identify instances of the entity.