Madhavi Vaidya

A Relation in relational database is based on relational scheme, which consists of a number of attributes. A relational database is made up of a number of relations and relational database scheme.

RDBMS defines the integrity constraint for the purpose of holding ACID property. ACID property corresponds to A C I D, they are nothing but Atomicity, Consistency, Isolation, and Durability.

SQL or Structured English like Query Language (SeQUEL).