Ingia
Computer Science for IGCSE & O level - Databases (Section 5 - No. 12)
In SQL, what does the term 'NULL' represent?
Zero
An empty string.
A missing or unknown value.
A space.
Maelezo
'NULL' represents the absence of a value in a field.
Maoni (0)
Ingia Ili Kutoa Maoni
Tangazo
Ruhusu javascript kupakia vizuri ukurasa huu
