public void getMetaDataName(String tbname){ 
try { 
ResultSet rs = Connect.getConnection().createStatement().executeQuery("select * from "+tbname); 
ResultSetMetaData rss = rs.getMetaData(); 
int columnCount = rss.getColumnCount(); 
System.out.println("Column's count : "+columnCount); 
for(int i = 1;i<=columnCount; i++){ 
System.out.println(rss.getColumnName(i)); 
} 
} catch (SQLException e) { 
// TODO Auto-generated catch block 
e.printStackTrace(); 
} 
}