Each column in a database table is known as a

Question

BlackTom AI · Accepted Answer

The question asks: 'Each column in a database table is known as a'.
First, note that the available answer options are not provided here, so we’ll work with the established terminology for database design.
A column in a database table represents a specific attribute or property across all records in that table. In practical terms, this is commonly called a field or an attribute.
To understand why 'field' is a correct characterization:
- A column defines the data type and the kind of data stored for that attribute (for example, all values in the 'CustomerName' column are text strings). This aligns with the notion of a 'field' as the basic unit of data storage for a single attribute.
- The term 'attribute' is also used in database theory to describe a column, since it describes a characteristic of the entity represented by the table. In many classrooms and documentation, 'field' and 'attribute' are used somewhat interchangeably.
- Other terms in database vocabulary include 'record' for a row (a single data entry) and 'cell' for the intersection of a row and a column. These terms help distinguish the levels (column vs. row vs. individual value).
Addressing common misconceptions:
- 'Column' is a correct term for the vertical set of values, but the question asks for the term used to describe that vertical set, which is more precisely a 'field' or 'attribute'.
- 'Table' refers to the whole collection of rows and columns, not to an individual column.
- 'Row' or 'record' would describe a horizontal collection of related data values; it is not what a single column is.
Given the standard usage and the fact that the provided correct answer indicates 'field,' this label corresponds to the column's role as the storage of a single attribute across all records.
In summary, a column stores one attribute’s values across all rows, which is most commonly called a field (also known as an attribute in database theory).

Each column in a database table is known as aSingle choice

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