// conn - having a database connection alreadyPreparedStatement stmnt = null;ResultSet rs = null;try{ // '?' indicates placement of a parameter. stmnt = conn.prepareStatement("SELECT firstName FROMemployees WHERE salary > ?"); // Complete the query statement. // Note that start with "1" for the first parameter. // Resulting query statement "SELECT firstName FROM employees WHERE salary > 300" stmnt.setInt(1, 300); // Returning ResultSet from executing query. rs = stmnt.executeQuery();} catch(Exception ex){ System.err.println("Database exception: " + ex);}
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