import java.sql.*;

public class xx
{
	public static void main(String args[]) throws Exception
	{
       Class.forName("org.postgresql.Driver");        
        Connection conn =  DriverManager.getConnection("jdbc:postgresql://localhost:5432/cas","math","");
//        Thread.sleep(10000);
        conn.setAutoCommit(false);
        Statement stmt = conn.createStatement();
        stmt.execute("set search_path to cas_metadata_sega, cas_metadata");

        String query="UPDATE table_list SET description = ? WHERE " +          
        " id = cas_get_table_id ( ?,? )";
        String desc="\\tag{image SRC=\"/vizier/new2.gif\"}3rd release of DENIS (2005Sep)";
        PreparedStatement pstmt = conn.prepareStatement(query);        
        String catalog="cas_data_sega";
        String table="b_denis_denis5";
        pstmt.setString(1,desc);  
        pstmt.setString(2,catalog); 
        pstmt.setString(3,table);   
        pstmt.executeUpdate();   
        pstmt.close();
		conn.rollback();

    }
     

}