Have a problem. Haven't column to join when create OALP

I use Business Analytic 5 , I create connection to MYSQL and create datasource choose from database table and I move from table form left to right and select fact table
Screen Shot 2556-12-20 at 2.17.26 PM.jpg

and next it haven't column of the table that select to join what's the problem ?
Screen Shot 2556-12-20 at 2.25.06 PM.jpg


PS .I use phpmyadmin to create database and assign primary key and relation with in phpmyadmin already

Screen Shot 2556-12-20 at 2.29.04 PM.jpg

Attached Images

• Screen Shot 2556-12-20 at 2.17.26 PM.jpg (20.9 KB)
• Screen Shot 2556-12-20 at 2.25.06 PM.jpg (16.7 KB)
• Screen Shot 2556-12-20 at 2.29.04 PM.jpg (46.8 KB)