CSE MCQs :: DBMS MCQs
- Which one of the following is a procedural language ?
- The_____ operation allows the combining of two relations by merging pairs of tuples, one from each relation, into a single tuple.
- The result which operation contains all pairs of tuples from the two relations, regardless of whether their attribute values match.
- The _______operation performs a set union of two "similarly structured tables
- The most commonly used operation in relational algebra for projecting a set of tuple from a relation is
- The _______ operator takes the results of two queries and returns only rows that appear in both result sets.
- A ________ is a pictorial depiction of the schema of a database that shows the relations in the database, their attributes, and primary keys and foreign keys.
- The _________ provides a set of operations that take one or more relations as input and return a relation as an output
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