Write sql queries, PL-SQL Programming

Assignment Help:

Write SQL queries to solve the following specifications. Include the query AND THE OUTPUT.  A screen dump of the output is acceptable. Show as many rows as you can. A screen dump is usually done via the ALT/PRNTSCRN command sequence.

1.  Display full details for all cars

2.  Display the model name and car group name for all models. Order by car group name in alphabetical order.

3.  Display full details for all bookings where the amount due has not yet been entered.

4.  Display the customer number for all customers who have ever rented a car. Do not display duplicates.

5.  Display the total number of miles travelled for each booking and sort the output by the number of miles travelled in descending order. Label the output: MILES TRAVELLED

INTERESTING EXERCISE: Is it possible to sort using an alias?

6.  Display full details for all bookings where the miles out was greater than 300 and the booking has been paid.

7.  Display full details for any customer  who

1)  Has an address where the second character is a 2 and whose customer number has 3 as the second character  OR

2)  Has a customer number greater than or equal to 400 and lives in a county whose name begins with an H

8.  Display the rate per mile for all cargroups where the cargroup name is A1 or A2 and the rate per day is either 25 or 33. Find a way of optimising your code so that the complete SQL statement has only logical operator (AND, OR, NOT).

9.  Display the customer number and the  booking number for all bookings. Order by booking number within customer number (both ascending).  Your query must not contain the word WHERE.

10. Using a traditional join (WHERE CLAUSE) display the customer number and the  booking number for all bookings. Order by booking number within customer number (both ascending).  Your query must use the alias A for I_BOOKING and the alias B for I_CUSTOMER.


Related Discussions:- Write sql queries

Using rollback - , Using ROLLBACK The ROLLBACK statements end the pres...

Using ROLLBACK The ROLLBACK statements end the present transaction and undo any change made during the transaction. The Rolling back is helpful for two reasons. Firstly, if yo

Advantages of pl/sql, Advantages of PL/SQL The PL/SQL is a high-perform...

Advantages of PL/SQL The PL/SQL is a high-performance transaction processing, completely portable language that offers the following advantages as shown: 1) Support for SQL

Wrapping and unwrapping in sql, Wrapping and unwrapping in SQL Operato...

Wrapping and unwrapping in SQL Operators WRAP and UNWRAP in connection with attributes whose declared types are tuple types. Example shows how extension and projection can be

What is a collection, What Is a Collection The collection is an ordered...

What Is a Collection The collection is an ordered group of elements, all of similar type (for e.g. the grades for a class of students). Each element has a unique subscript whic

Overriding default locking, Overriding Default Locking By default, the...

Overriding Default Locking By default, the Oracle locks the data structures for you automatically. Though, you can request exact data locks on rows or tables when it is to you

Comparison operators- pl/sql, Comparison Operators The Comparison operat...

Comparison Operators The Comparison operators can compare one expression to another. The outcome is always true, false, or null. Usually, you use a comparison operators in condi

Introduction to oracle, Introduction Oracle 9i - it was made publ...

Introduction Oracle 9i - it was made public in the year 2001 with over 400 features, and graphics, it has merged the traditional business with modern internet application

Forward declarations - subprograms, Forward Declarations The PL/SQL ne...

Forward Declarations The PL/SQL needs that you declare an identifier before using it. And hence, you should declare a subprogram before calling it. For illustration, the decla

Fetching across commits, Fetching Across Commits The FOR UPDATE clause...

Fetching Across Commits The FOR UPDATE clauses acquire exclusive all row locks. All rows are locked when you open the cursor, and when you commit your transaction they are unl

Use of count in sql, Use of COUNT in SQL It describes and discusses va...

Use of COUNT in SQL It describes and discusses various general methods of expressing constraints, eventually noting that support for "=" with relation operands is sufficient f

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd