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Explain in detail about Collaboration Diagrams
Collaboration diagrams are interaction diagrams which emphasize structural organisation of an object that transmit and receive messages. There is always a path in collaboration diagrams which indicate how one object is linked to other and sequence numbers to show the time ordering of a message. The notation for depiction of a collaboration diagram is as:
Figure: Collaboration diagram
WHAT IS SQL
Describe in brief about the Sequence Diagrams Sequence diagrams are interaction diagrams which emphasize time ordering of messages. In UML, it is shown as a table which shows
Consider the following database schema: STAFF(StaffNo, fName, lName, Position, sex, dob, branchNo) BRANCH(BranchNo, Street, City) Assume the following for the above database
what is un ordered and ordered file managment?
Explanation on Data Sharing?
After the completion of the logical model the physical model is to be made. The oracle 10 G will be used as a database server and all the tables with their column are created and i
Let us now make the E-R diagram for the student database as per the explanation given in the previous section. We can also states the overall logical structure of a database usi
Explain DML with some examples? DML - Data Manipulation Language: statements used for managing data within schema objects. Some examples: • SELECT - retrieve data from the a da
A database is to be constructed to remain track of the teams and games of a sport league. A team has a number of players, not all of whom participate in every game. It is desired
What is a dataset? A dataset is an in-memory database that is disconnected from any regular database, but has all the significant characteristics of a regular database. Dataset
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