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Postings from students in online courses. The database should include info on Students, Courses, Semesters, Topics, and Postings. Topics are created by an instructor and are specific to a particular class.
Implement this database in SQL Server, with the necessary tables.
Explain entity integrity and referential integrity rules in relational model.show how these aer realized in sql
Learning Objectives: The purpose of Project 3 is to enable the students to gain extensive experience with using SQL to design and query databases.
question 1. update stock levels when the order is cancelledat times customers make mistakes in submitting their orders
Additionally, it will periodically check the modification time of the routing table file and if it detects that it has changed, it will re-read it and send BGP UPDATEs reflecting the changes to all connected peers. This functionality is described i..
Show the unix/linux commands that you would use to create a 7x7 matrix of alternating entries of 1's and 0's. It should look like this
1. a table scan is reading every record from the table in a sequential order to find the data that a query is looking
Chosen User Identifier for the account - System must ensure the user id is at least 5 characters, and no existing accounts with the same user id- If same user id exists, System must require User to choose another user id
Write SQL statements for the ten queries - find the names of all Tracks that are more than 10 minutes (600,000 ms) long. Result: (name: varchar(255))
Write a PL/SQL solution that displays the registration and the maximum and the minimum miles travelled by a car during the rental period for all the bookings where the booking has been paid for.
Write an SQL select statement to list all double or family rooms with a price less than $255 per night in ascending order of price.
Which of the subsequent is an accurate statement - When the LOWER function is used in a SELECT clause, it will automatically store the data in lower-case letters in the database table.
Write a script that creates and calls a stored procedure named spInsertProduct that inserts a row into the Products table. This stored procedure should accept five parameters
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