Exam (elaborations)
Chapter 2 - MISY 5300 part 1 Questions and Answers 100% Solved
- Course
- Institution
Chapter 2 - MISY 5300 part 1
[Show more]
Content preview
Chapter 2 - MISY 5300 part 1action query - answer A query that changes data in a batch process. Ex. update query,
make table query, delete query
aggregate function - answer which make calculations on groups of records, use a single
field name as their only argument. EX AVG, Count, Max, Min, Sum.
AND criterion - answer each criterion must be true for a record to be selected
Arugment - answer to pass information to the function so it can operate, it is passed
inside the parentheses. Ex Int(5.5) where 5.5 is the argument (returns 5)
attribute - answera characteristic or property of an entity. EX for an employee, attributes
could be things such as first/last name, employee number, etc. Seen as the column
name.
batch update - answerModifying several records in a single process. one action updates
many records.
BETWEEN operator - answerAn alternate compound condition that tests for a range of
values (includes all numbers)
boolean - answera function that evaluates for true or false value
calculated field - answeris a field in a record that is the result of a calculation using data
from the rest of the record (also computed field)
cartesian product - answeris the table obtained by combining every row in the first table
with every row in the second table
child table - answersecond table of the relationship containing the "many" side of the
relationship
comparison operator - answercan be used in criteria to compare two values in a test
that returns true or false (also called a relational operator)
composite primary key - answerIf more than one column is necessary to make the row
unique
compound conditions - answermore than one criterion used
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller julianah420. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
79373 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now