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Month: March 2006

SQL101-Homework Assignment #5 Answer Key

Posted on March 24, 2006February 24, 2011 by slowder

These answers have been updated to work with Adventureworks on 2008R2. 1. Write an UPDATE query that would set your middle name, for only your record by personID. (if there is no record for you, add it in first, then show me the update to set your middle name.) UPDATE Person.Contact SET MiddleName = ‘Dwight’…

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SQL101-Homework Assignment #5

Posted on March 22, 2006February 24, 2011 by slowder

Here’s another set of questions for you to practice on.  As always, if you have any questions, let me know and I’ll help you. UPDATE 1. Write an UPDATE query that would set your middle name, for only your record by personID. (if there is no record for you, add it in first, then show…

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SQL101-Homework Assignment #4 Answer Key

Posted on March 20, 2006February 16, 2011 by slowder

Here are my solutions updated to work with AdventureWorks on 2008R2. 1. Write a DELETE query that would remove a record from person.contact by contactID, pick a contactID that does not exist in person.contact. DELETE FROM Person.Contact WHERE ContactID = -1 2. Write a DELETE query that would remove a record from person.contact by first…

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SQL101-Homework Assignment #4

Posted on March 17, 2006February 16, 2011 by slowder

Here are some more practice problems.  This time you’re going to practice using DELETE. 1. Write a DELETE query that would remove a record from person.contact by contactID, pick a contactID that does not exist in person.contact. 2. Write a DELETE query that would remove a record from person.contact by first and last name. 3….

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SQL 101 – DELETE

Posted on March 15, 2006March 14, 2016 by slowder

It looks like I’m getting close to the end of my 101 series.  After I show you how to remove data from tables, the last topic I plan to cover is creating tables.  It’s been quite a journey, collecting all this knowledge and putting it out there for you.  I had hoped to get some…

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SQL 101 – TRANSACTION

Posted on March 1, 2006February 9, 2011 by slowder

As I mentioned in my previous post, before you move on to more difficult topics I need to share with you what a TRANSACTION is, and how to use them.  By now I’m sure you’ve seen t-SQL on tutorials.  The T stands for transactional.  If you don’t know what a TRANSACTION is, that’s pretty meaningless,…

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