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what is the need of a log in dbms
Ask q“A database will be made to store information about patients in a hospital. On arrival, each patient’s personal details (name, address, and telephone number) are recorded wher
List the set operations of SQL? 1) Union 2) Intersect operation 3) The except operation
Preliminary entities and attributes of human resourse management database management system
Define data model? A data model is a collection of conceptual tools for explaining data, data relationships, data semantics and consistency constraints.
Can we delete data element, which is being used by table fields. No we cant delete data element.
The Maximum no of key fields that can be used in a header is?? 50
Define granularity, hierarchy of granularity of locks & multiple granularity locking. Explain the modified two phase locking along with multiple granularity locking. Ans: The s
i am required to come up with entities relationships, optionality and cardinality from a scenario. there is a night club and bookings for a musician band
Analyzing Association Traversal Association Traversal shall be understood properly for the association design explanation. Analyzing association traversal means analyzing tra
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