added prg7

Eclipse-Workspace/prg7_b2_38/src/in/test/resultsetdemo.java

@@ -0,0 +1,23 @@
+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));
+			
+		}
+	}
+
+}