Chapter 16: Problem 19
Where does a Resultset object's cursor initially point? How do you move the cursor forward in the result set?
Chapter 16: Problem 19
Where does a Resultset object's cursor initially point? How do you move the cursor forward in the result set?
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Get started for freeWrite an SQL statement to insert a new row into the coffee table containing the following data: Description: Eastern Blend ProdNum: 30-001 Price: 18.95
What is a primary key?
Assume that a valid Resultset object exists, populated with data. What method do you call to retrieve column 3 as a string? What do you pass as an argument to the method?
Took ft| the following SQL statement. SELECT Id PROM Account What is the name of the table from which this statement is retrieving data? What is the name of the column that is being retrieved?
Assume that the following declarations exist: final String DB_URL = "jdbc:derby:CoffeeDB"; String sql = "SELECT = FROM Coffee"; Write code that uses these string objects to get a database connection and execute the SQL statement. Be sure to close the connection when done.
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