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Project Description:
Critical Project for VMware Technical support.
VMWare ESXi 5.1 support for upgradation and migration problem.
Technical expert of Vmware needed.
Skills required are Database Administration, System Admin, SQL
what is natural join?
What is association? Give an example of association Association is used for establishing relationships among classes. Association describe links among/between classes. For exa
does tables are called relations
external and internal mapping with examples
Define the Attribute Inheritance The attributes of a higher level entity set are inherited through a lower level entity set made by specialization-generalization hierarchy. Nam
Define the terms i) Entity type ii) Entity set Entity type: An entity type describes a collection of entities that have the similar attributes. Entity set: The set of all en
Explain natural join? Natural Join - Similar as equi-join except in which the join attributes (having similar names) are not involved in the resulting relation. Only one sets
Explain the integrity constraints: Not Null, Unique, Primary Key with an example each. Is the combination 'Not Null, Primary Key' a valid combination. Justify. Not Null - Shou
Hierarchical model is also known by? A hierarchical model is also known as a Tree structure.
why three level architecture had been developed/
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