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Define various ways in which SELECT statement can be used for record selection Technology?
SELECT gives you control over a number of aspects for record retrieval:
1) Which table to use
2) Which columns to display from the table
3) What names to give the columns?
4) Which rows to retrieve from the table?
5) How to sort the rows
a project based on normalization with first, second and third normalization. There need to be a diagram also
What is called query processing? Query processing refers to the range of activities included in extracting data from a database.
Make SQL statements for the following scenarios. Your response should contain SQL statement, output and any other assumptions you have made to arrive at the answer. For Colorado cu
What is Nested Trigger? A trigger can also having INSERT, UPDATE and DELETE logic within itself, so when the trigger is fired because of data modification it can also cause ano
Need For Distributed Database Systems A distributed database is a set of database kept on multiple computers that appears to applications as a one database. As a result, an app
Give the forms of triggers? The triggering event can be insert or delete. For updated the trigger can state columns. The referencing old row as clause The referencing
What do you mean through integrity constraints? Integrity Constraints -An integrity constraint is a condition specified on a database schema and restricts the data in which
Problem 1. Describe the Oracle Architecture with a neat labeled diagram, Also explain the individual components of the Architecture. 2. Write about the following Oracle 9i o
Given the following relations Vehicle (Reg_no, make, colour) Person(eno, name, address) Owner(eno, reg_no) Write expressions in the relational algebra to answer the following
differences between a classified catalog and a dictionary catalog
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