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write on the various type of relationalkey
what is relationship inheritance and attribute inheritance
What do you mean by persistence? How you will make your data persistent? Persistent data is the data, which has a longer lifetime than program which has created it. Enabling th
What is Asterisk in SQL? Asterisk (*): In SQL, the columns for all the tables and views in the FROM clause will be displayed.
For this application, we will consider IBM DB2 catalog data (i.e., metadata) for IBM's enterprise-class servers running the z/OS (formerly OS/390 or MVS) operating system. One of
Give an example of operations from the State Actions and Activities. For instance, in bank the activity verify account code and verify password
Distributed query and transaction processing a. Construct a query around any one of the functional divisions you made in 4a such that if executed in the distributed design of 4
Define the Immediate Update The immediate update methods may apply changes to the database on disk before the transaction arrives a successful conclusion. Though, these change
What is a candidate key? Minimal super keys are known as candidate keys.
Determine the steps of path in association network You can analyse use of paths in association network in the following steps: Examine every operation and see what asso
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