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What is object identity?
An object retains its identity even if some or all the values of variables or explanations of methods change overtime.
Construct a clean ans concise ER diagram for the database indicating the cardinality mapping for Employee management syatem
I have to solve a problem using access
how to design tables
ALTER TABLE Command : This command is used for variation of existing structure of the table in the given situation: When a new column is to be added to the table structure.
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Define multivalued dependency and 4NF. Ans: Multivalued Dependency - Assume R be a relation schema and let α ⊆ R and β ⊆ R. The multivalued dependency α →→β holds o
job scheduling for different cubes
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
Determine the concept of Process Process: A process transforms the data values. It is represented as ellipse containing a description of transformation. Each procedure has a
I need help with data warehousing and business intelligence course project about designing a data warehouse for a jewelry company that does not have one
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