A primary key uniquely identifies each record within a table, but that’s only half the story. The main purpose of a primary key is to relate records to additional data stored in other tables.

Cascading referential integrity constraints are foreign key constraints that tell SQL Server to perform certain actions when a primary key field in a primary key-foreign key relationship is ...

The column (field) in a relational database that uniquely identifies the row in the table. For example, account number is often a primary key. A "composite primary key" or "super key" is made up ...

A primary key is a guaranteed way of uniquely identifying each record. In the school example, the primary key used to identify each member of staff in the teacher table is Staff ID.

When working on a multidimensional design, every fact table within scope should be handled with care. In an ideal world, each low-level fact table represents the metrics related to a business event.

The latest primary school league tables show children's test performance in English and maths taken in the final year of primary school in England.

Tables showing how well Sunderland's primary schools are performing following this year's Key Stage 2 national curriculum tests - commonly known as SATs - have been published.

Times tables key to good maths, inspectors say Primary schools which fail to teach times tables by heart are condemning children to a lifetime struggling with numbers, inspectors have warned.

Bournemouth key stage 2 league table.xlsx In Dorset, Hazelbury Primary saw 100 per cent of pupils reach the standard in reading, writing and maths.

A primary key is a guaranteed way of uniquely identifying each record. In the school example, the primary key used to identify each member of staff in the teacher table is Staff ID.