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Describe the difference between a one-to-many and a many-to-many relationship. Which logical data structures comprise one-to-many and which comprise many-to-many relationship?
The database files accept the actual data and are typically the biggest in size. Depending on their shape, the tables for all the user operation can go in one database file-but
Design a gennalization and specialization hierarchy for an automobile sales company
Aggregation : One limitation of the E-R diagram is that they do not permit representation of relationships between relationships. In such a case the relationship along with its ent
what is definition hierarchical data model
Need 2 projects completed in 3NF format.
please give me introduction to full data in D B M S in a short assignment
What is the use of unique function? UNIQUE function: If UNIQUE is specified then only unique values are used to computed the mean.
About Attribute inheritance
Optimistic Concurrency Control Is locking the only way to stop concurrency related problems? There exist some other ways too. One such way is known as an Optimistic Concurrency
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