Which line contains an error?
Useful resources, creating a table
All of the above are valid
SELECT * FROM Persons WHERE LastName > 'Hansen', LastName < 'Pettersen'
SELECT LastName > 'Hansen' AND LastName < 'Pettersen' FROM Persons
SELECT * FROM customers WHERE LastName > 'Hansen' AND LastName > 'Pettersen'
SELECT * FROM Persons WHERE LastName BETWEEN 'Hansen' AND 'Pettersen'
Useful resources, BETWEEN
Functions and Parenthesis
Multiplication, Division and Exponents
Addition and Subtraction
Useful resources, Operator Precedence (Transact-SQL)
All are supported
Useful resources, Data Types
Useful resources, Operator Precedence
productChanges = productInfo.GetChanges(DataRowState.Detached)
productChanges = productInfo.GetChanges()
Useful resources, DataSet.GetChanges Method
You are creating an ASP.NET application that will record each customer's entry. It is possible that thousands of entries could be posted at any given time. Your application will be hosted on twenty Web servers. As customers enter information into your application, maintaining state information will be important. This information should be stored securely and should be capable of being restored in the event that a Web server is restarted. Customers will enter data into three separate pages in your application.
Only the SQL Server data will remain save after restarting the server.
STD_ID INT COURSE_ID VARCHAR (10) START_DATE DATETIME END_DATE DATETIME
The aggregate functions valid on the START_DATE column are:
Useful resources, Use Aggregate Functions