subject

Write 10 SQL statements against the STUDENT schema you created for practice lab 1. Your statements should run error-free and should be valid. Submit two separate files: one plain text file (.txt or .sql file) with your statements only; and the other document (doc/docx/pdf) include both your statements and your query results (copy and paste text or screen shots). The instructor and TA should be able to run your plain text source file as script and generate the same output as shown in your result document. Display all information about all courses
Add a new course "Relational Database Systems" with course number 651. Use your user name as created_by/modified_by and current date as created_date/modified_date
List the course number for "Database System Principles"
Set "Database System Principles" as the prerequisite for "Relational Database Systems"
List all courses that have "Database System Principles" as prerequisite
List total number of courses that have no prerequisite
Delete course "Relational Database Systems"
Display total number of courses
Lower cost of all courses by 100
List all course cost (show course description and cost only) by the order of cost from highest to lowest
How can i attach the schema info?

ansver
Answers: 3

Another question on Computers and Technology

question
Computers and Technology, 22.06.2019 18:30
What is outfitting a workplace with video in a technology
Answers: 2
question
Computers and Technology, 22.06.2019 19:30
Once the data center routes to the destination server that hosts the website, what's the next step in the internet process? user’s browser renders html code from destination server into web page request goes through router/model and isp request routed to nameserver and datacenter
Answers: 2
question
Computers and Technology, 23.06.2019 04:31
Q13 what function does a security certificate perform? a. creates user accounts b. scrambles data c. identifies users d. creates password policies e. provides file access
Answers: 1
question
Computers and Technology, 24.06.2019 03:00
Using a conditional expression, write a statement that increments numusers if updatedirection is 1, otherwise decrements numusers. ex: if numusers is 8 and updatedirection is 1, numusers becomes 9; if updatedirection is 0, numusers becomes 7.
Answers: 1
You know the right answer?
Write 10 SQL statements against the STUDENT schema you created for practice lab 1. Your statements s...
Questions
question
Mathematics, 11.09.2019 00:30
Questions on the website: 13722367