Pregunta de entrevista de FIS
Explain differences between primary key and unique key
Respuesta de la entrevista
Anónimo
8 de feb de 2019
Primary key not having null value.. unique key support 1null value.. both not support for duplication
1
Explain differences between primary key and unique key
Anónimo
Primary key not having null value.. unique key support 1null value.. both not support for duplication