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Which types of data supported by MySQL for Time and Date formats?
MySQL supports a number of time and date column formats: Some of them are
1) DATE
2) DATETIME
3) TIMESTAMP
What is called an evaluation primitive? A relational algebra operation annotated with instructions on how to evaluate is known as an evaluation primitive.
What is Relational Algebra? Relational algebra is a Procedural query Language?
What are audit trails? An audit trail is a log of all alters to the database along with information like which user performed the change and when the alter was performed.
Draw an EER diagram that captures the "is-a" hierarchy of students in another simple database. The database captures both the "basic" information (say, student ID and student name)
What is normalization? It is a method of analysing the given relation schemas based on their Functional Dependencies (FDs) and primary key to attain the properties (1).Minim
Problem 1. Describe the following a) Advantages of Database Systems b) Functions of a DBMS Explanation of part (a) and (b) 2. Explain the following concepts w
Explain the conventions for displaying an ER schema as an ER diagram? An E-R Diagram scheme might describe certain constraints to that the contents of a database must conform.
What does conceptual design work? A conceptual design involves modelling independent of the DBMS.
Rearrange Classes and Operations Sometimes, the similar operation is defined across different classes and can easily be inherited from a familiar ancestor, but more often oper
Describe a technique for direct search? Explain how data is stored within a file so which direct searching can be performed. For a file of unordered fixed length records by u
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