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What is an index? An index is a structure that helps to place desired records of a relation quickly, without probing all records.
What is called as an N-way merge? The merge operation is a generalization of the two-way merge used by the standard in-memory sort-merge algorithm. It merges N runs, so it is k
Explain Domain calculus Domain calculus is one of the types of the relational calculus. The formal specification of the domain calculus was planned after the development of the
The State of Newyork certifies firefighters throughout state keep track all of them, as well as the state’s of fire departments. Each fire department has unique department number
Normal 0 false false false EN-US X-NONE X-NONE
Differentiate between a subquery and a join If we need to acquire information from one or more tables after that either subquery or join can be used. If the columns which are t
It is not possible to make an ABAP/4 program, which having only Subroutines. False. We can make ABAP/4 program, which having only Subroutines.
While sorting field groups we cannot use more than one key field False.
external view of DBMS in healthcare department?
What are the two types of errors? The two types of errors are: a) Logical error b) System error
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