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Consider the following SQL table definition:
CREATE TABLE Orders (
OrderID INT PRIMARY KEY,
OrderDate DATE,
TotalAmount DECIMAL(10, 2)
);
Which of the following SQL statements adds a check constraint to the "TotalAmount" column to ensure that the value is greater than zero?
  • a)
    ALTER TABLE Orders ADD CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);
  • b)
    ALTER TABLE Orders ADD CHECK CONSTRAINT (TotalAmount > 0);
  • c)
    ALTER TABLE Orders MODIFY CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);
  • d)
    ALTER TABLE Orders CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);Output: No output.
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
Consider the following SQL table definition:CREATE TABLE Orders (Order...
The ALTER TABLE statement is used to modify an existing table. To add a check constraint to the "TotalAmount" column, the correct syntax is to use the CONSTRAINT keyword followed by the constraint name (e.g., CHK_Orders_TotalAmount), the CHECK keyword, and the condition that should be satisfied for the constraint.
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Most Upvoted Answer
Consider the following SQL table definition:CREATE TABLE Orders (Order...
Orders table to ensure that the TotalAmount column is always greater than 0?

A. ALTER TABLE Orders ADD CONSTRAINT CHK_TotalAmount CHECK (TotalAmount > 0);
B. ALTER TABLE Orders ADD CONSTRAINT CHK_TotalAmount CHECK (TotalAmount >= 0);
C. ALTER TABLE Orders ADD CHECK CONSTRAINT CHK_TotalAmount (TotalAmount > 0);
D. ALTER TABLE Orders ADD CHECK CONSTRAINT CHK_TotalAmount (TotalAmount >= 0);

The correct answer is A. ALTER TABLE Orders ADD CONSTRAINT CHK_TotalAmount CHECK (TotalAmount > 0);
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Consider the following SQL table definition:CREATE TABLE Orders (OrderID INT PRIMARY KEY,OrderDate DATE,TotalAmount DECIMAL(10, 2));Which of the following SQL statements adds a check constraint to the "TotalAmount" column to ensure that the value is greater than zero?a)ALTER TABLE Orders ADD CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);b)ALTER TABLE Orders ADD CHECK CONSTRAINT (TotalAmount > 0);c)ALTER TABLE Orders MODIFY CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);d)ALTER TABLE Orders CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);Output: No output.Correct answer is option 'A'. Can you explain this answer?
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Consider the following SQL table definition:CREATE TABLE Orders (OrderID INT PRIMARY KEY,OrderDate DATE,TotalAmount DECIMAL(10, 2));Which of the following SQL statements adds a check constraint to the "TotalAmount" column to ensure that the value is greater than zero?a)ALTER TABLE Orders ADD CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);b)ALTER TABLE Orders ADD CHECK CONSTRAINT (TotalAmount > 0);c)ALTER TABLE Orders MODIFY CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);d)ALTER TABLE Orders CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);Output: No output.Correct answer is option 'A'. Can you explain this answer? for Software Development 2025 is part of Software Development preparation. The Question and answers have been prepared according to the Software Development exam syllabus. Information about Consider the following SQL table definition:CREATE TABLE Orders (OrderID INT PRIMARY KEY,OrderDate DATE,TotalAmount DECIMAL(10, 2));Which of the following SQL statements adds a check constraint to the "TotalAmount" column to ensure that the value is greater than zero?a)ALTER TABLE Orders ADD CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);b)ALTER TABLE Orders ADD CHECK CONSTRAINT (TotalAmount > 0);c)ALTER TABLE Orders MODIFY CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);d)ALTER TABLE Orders CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);Output: No output.Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for Software Development 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Consider the following SQL table definition:CREATE TABLE Orders (OrderID INT PRIMARY KEY,OrderDate DATE,TotalAmount DECIMAL(10, 2));Which of the following SQL statements adds a check constraint to the "TotalAmount" column to ensure that the value is greater than zero?a)ALTER TABLE Orders ADD CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);b)ALTER TABLE Orders ADD CHECK CONSTRAINT (TotalAmount > 0);c)ALTER TABLE Orders MODIFY CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);d)ALTER TABLE Orders CONSTRAINT CHK_Orders_TotalAmount CHECK (TotalAmount > 0);Output: No output.Correct answer is option 'A'. Can you explain this answer?.
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