What are referential constraint actions?
Question:
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 56% (16 reviews)
Referential constraint actions such as ON DELETE CASCADE ...View the full answer
Answered By
Nazrin Ziad
I am a post graduate in Zoology with specialization in Entomology.I also have a Bachelor degree in Education.I posess more than 10 years of teaching as well as tutoring experience.I have done a project on histopathological analysis on alcohol treated liver of Albino Mice.
I can deal with every field under Biology from basic to advanced level.I can also guide you for your project works related to biological subjects other than tutoring.You can also seek my help for cracking competitive exams with biology as one of the subjects.
3.30+
2+ Reviews
10+ Question Solved
Related Book For
Database Systems Design Implementation and Management
ISBN: 978-1285196145
11th edition
Authors: Carlos Coronel, Steven Morris
Question Posted:
Students also viewed these Computer Sciences questions
-
Create a referential integrity constraint on OwnerID in PET. Assume that deletions should not cascade. PET_OWNER (OwnerID, OwnerLastName, OwnerFirstName, OwnerPhone, OwnerEmail) PET (PetID, PetName,...
-
Create a referential integrity constraint on OwnerID in PET. Assume that deletions should cascade PET_OWNER (OwnerID, OwnerLastName, OwnerFirstName, OwnerPhone, OwnerEmail) PET (PetID, PetName,...
-
What is referential integrity? Describe how it is enforced when a new foreign key value is created, when a row containing a primary key is deleted, and when a primary key value is changed.
-
Food Enterprises is analyzing the performance of their retail business and have calculated Value At Risk at $17,350,000 under the statistical method at a 95% confidence level, and a mean of $898,000....
-
Joe's income consumption curve for tea is a vertical line on an optimal choice diagram, with tea on the horizontal axis and other goods on the vertical axis. a) Show that Joe's demand curve for tea...
-
Figure shows a mobile consisting of four weights hanging on three rods of negligible mass. Find the value of each of the unknown weights if the mobile is to balance. 2 cm 6 cm 2 cm 4 cm 3 cm 4 cm 2N
-
Dogway Candy Company sells candy on consignment to "big-box" stores and currently has $\$ 1,000,000$ in accounts receivable. Its days sales outstanding (DSO) is 50 days (based on a 365-day year). The...
-
Motor City Inc. manufactures a variety of models of automobile transmissions. Which one of the following is the best cost driver to use with the activity designing the parts for a new transmission?...
-
The production function is Y (K, L) = K 1/3 L 2/3. The savings rate is 25%(.25), the depreciation rate is 1% (0.1). What is the law of motion?
-
Consider $ 100 million of 30-year mortgages with a coupon of 5 percent per year paid quarterly. a. What is the quarterly mortgage payment? b. What are the interest and principal repayments over the...
-
Explain why it might be more appropriate to declare an attribute that contains only digits as a character data type instead of a numeric data type.
-
Explain why the two following commands produce different results. SELECT DISTINCT COUNT (V_CODE) FROM PRODUCT; SELECT COUNT (DISTINCT V_CODE) FROM PRODUCT;
-
Suppose that the following weekly interest rate volatility estimates are computed as: absolute rate change = 3.85 basis points and percentage rate change = 2.14%. Answer the below questions. (a) What...
-
What are the primary inventory control policies, and how do they balance the costs of holding inventory and stockouts? Compare and contrast the Just-In-Time (JIT), Economic Order Quantity (EOQ), and...
-
1.How does the agile approach to BI system development differ from the waterfall approach. 2.Distinguish between strategic and tactical buying in the context of BI. When is each approach more...
-
Baseline Capital wants to raise $1,000,000 to fund an expansion of its business. To do this, it will issue bonds with 10 years to maturity, a face value of $1,000 and semi-annual coupon payments. The...
-
Sales discounts are known as what?
-
With respect to side agreements involving receivables, an auditor should consider the use of additional audit procedures to test for those which agreements may include ?
-
Which address should be evicted at each replacement to maximize the number of hits? How many hits does this address sequence exhibit if you follow this optimal policy? In this exercise, we will...
-
Use a calculator to evaluate the expression. Round your result to the nearest thousandth. V (32 + #)
-
The rate of formation of nitric oxide (NO) is controlled by the three reversible chemical reactions Use the steady state approximation for the nitrogen atom concentration and the assumption of...
-
You have been assigned to design the database for a new soccer club. Indicate the most appropriate sequence of activities by labeling each of the following steps in the correct order. (For example,...
-
Based on the following query: SELECT EMP_LNAME, EMP_FNAME, EMP_DOB, YEAR(EMP_DOB) AS YEAR FROM EMPLOYEE WHERE YEAR(EMP_DOB) = 1966; What is the likely data sparsity of the EMP_DOB column?
-
Based on the following query: SELECT EMP_LNAME, EMP_FNAME, EMP_DOB, YEAR(EMP_DOB) AS YEAR FROM EMPLOYEE WHERE YEAR(EMP_DOB) = 1966; What is the likely data sparsity of the EMP_DOB column?
-
As of June 30, Year 1, the bank statement showed an ending balance of $16,878. The unadjusted Cash account balance was $15,239. The following information is available: 1. Deposit in transit, $2,190....
-
Superior Company provided the following data for the year ended December 31 (all raw materials are used in production as direct materials): Selling expenses Purchases of raw materials Direct labor...
-
Marin Company produces two software products (Cloud-X and Cloud-Y) in two separate departments (A and B). These products are highly regarded network maintenance programs. Cloud-X is used for small...
Study smarter with the SolutionInn App