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what is query processing?
The Incident table, with an auto-incrementing incident number, etc, looks like: incident_num reporter date time incide
The Third Normal Form (3NF) Even though, transforming a relation that is not in 2NF into a number of relations that are in 2NF take out many of the anomalies, it does not neces
What is Trigger? A trigger is a SQL procedure that initiates an action when an event (INSERT, DELETE or UPDATE) occurs. Triggers are kept in and managed by the DBMS. Triggers a
Differentiate between logical database design and physical database design. Show how this separation leads to data independence? Basis Logical Databas
Define access time. Access time is the time from when a read or write request is issued to when data transfer starts.
Define What are the desirable properties of a decomposition Ans: What are the desirable properties of decomposition - dependency preserving. Because Lossless join and dependen
Create role named role_table that allows a user to create tables. Using role_table allow users kripa and reena to create tables. CREATE ROLE role_table; GRANT CREATE ANY TABLE
Define DBMS? DBMS: database management system (DBMS) is computer software designed for the reason of supervision databases based on a variety of data models.
What is authorization graph? Passing of authorization from single user to another can be shown by an authorization graph.
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