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Create 1 experiment to demonstrate an aspect of query optimisation by using access-path structures (indexes), decomposition, or denormalisation. Once satisfied with your experiment
how to write tables and drow E-R diagrams for hosiptal management system and how to normalize and cardinalities?
vertical fragmentation
Describe in brief about the Sequence Diagrams Sequence diagrams are interaction diagrams which emphasize time ordering of messages. In UML, it is shown as a table which shows
The database will enable college administrators the ability to track students initial major. This will help college officials decide how best to prepare students for their goals an
Need 2 projects completed in 3NF format.
data models are being replaced over years. Reasons and why does that happen?
Fragmentation: It is definite as partitioning of a relation into various fragments.Every fragment can be stored at a dissimilar site.
Explain Interblock gap? Interblock Gap - A track of a disk is separated into equal-sized disk blocks. Blocks are separated through fixed-size gaps, called as interblock gaps th
Define weak and strong entity sets? Weak entity set: entity set that do not have key attribute of their own are known as weak entity sets. Strong entity set: Entity set that
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