database

General PHP
1

hi every one…am new to yii.Am struk with the following

i have 2 tables

  1.tbl_country


  2.tbl_state  these 2 tables have 1 to n relation

these two have drop down widgets when i select country then state drop down show as under which country selected states…i dont understand about filter concepts…please briefly explain

2

Maybe something like that http://www.yiiframework.com/wiki/24/creating-a-dependent-dropdown ?