package in.test;
import java.sql.*;
public class resultsetdemo {
	public static void main(String[] args) throws Exception{
		String urldb="jdbc:mysql://localhost:3306/jdbc_b2_38";
		Class.forName("com.mysql.cj.jdbc.Driver");
		Connection conn;
		conn = DriverManager.getConnection(urldb, "root", "12345");
		if(conn!=null) {
			String sql = "select * from student";
			Statement stmt;
			stmt = conn.createStatement();
			ResultSet rs = stmt.executeQuery(sql);
			ResultSetMetaData rsmd = rs.getMetaData();
			System.out.println("Table Name: " + rsmd.getTableName(2));
			System.out.println("Table column count: " + rsmd.getColumnCount());
			System.out.println("Table second column name: " + rsmd.getColumnLabel(2));
			System.out.println("Table column type name: " + rsmd.getColumnTypeName(1));
			
		}
	}

}