The operation which is not considered a basic operation of relational algebra is
Which is the cheapest memory device in terms of costs/bit
Which one is the largest district of Jharkhand by area wise
Foreign key is the one in which the ________ of one relation is referenced in another relation
The operation of moving from finer-granularity data to a coarser granularity (by means of aggregation) is called a ________
If a relation scheme is in BSNF then it is also in