Hi!
I have two columns: the parent (A1, A2, A3, AllB) and child (B1, B2, B3)
How to do so would be in the choice of AllB shows all B ?
That is,
A1-B1
A2-B2
A3-B3
AllB- B1
I have two columns: the parent (A1, A2, A3, AllB) and child (B1, B2, B3)
How to do so would be in the choice of AllB shows all B ?
That is,
A1-B1
A2-B2
A3-B3
AllB- B1
B2
B3