如何从数据库中检索数据并在textview中显示为android？ Asynctask不加载我的数据？

How do you display value from a database and display it in textview in android. I have got a tutorial for json parser and it seems to be working fine. When the application is running, it does not load my activity to the textview and it also does not show my status. I have posted yesterday for fault exception and I was helped. The activity seems to be never load my data into textview. I am posting up my code.How do you display value from a database and di