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import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.SQLWarning;
import java.sql.Statement;
public class SqlWarning {
public static void main(String[] args) {
try {
Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();
String jdbcUrl = "jdbc:oracle:thin:@localhost:1521:ORCL";
Connection conn = DriverManager.getConnection(jdbcUrl, "yourName", "mypwd");
Statement stmt = conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_UPDATABLE);
SQLWarning sw = null;
ResultSet rs = stmt.executeQuery("Select * from employees");
sw = stmt.getWarnings();
System.out.println(sw.getMessage());
while (rs.next()) {
System.out.println("Employee name: " + rs.getString(2));
}
rs.previous();
rs.updateString("name", "Jon");
} catch (SQLException se) {
System.out.println("SQLException occurred: " + se.getMessage());
} catch (Exception e) {
e.printStackTrace();
}
}
}
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