hi guys first excuse me for my language becuse im Afghan
i have 2 comboBox in My forms One of them name Duty and it get data from tab_emp ;and others combo name is state and get data from other table
I will when i chose duty(for example:teacher) ,comboBox state just show data about teacher(for example:techear-calss1,techear-calss2,techear-calss3)
model
Database51 (en).zip
tank u for all