In purch table form
1-when insert new serial I need to put restriction in serial if it's already exist user can't insert it
2- I need to add another data source to
This form and use fields from this table to insert details
For example:
I will add table named details in this form fields(main category - sub category -market)
In this form have
seial number ,item number ......
And will add (main category-sub category-market)
How come user enter data and auto save in my details table by insert new row in it
