What I found out:
HANA delstes more than more than only the index I created
HANA deletes also the default Indicies, I can see this through M_CS_COLUMNS where the columns now have Index_Type = NONE
What I found out:
HANA delstes more than more than only the index I created
HANA deletes also the default Indicies, I can see this through M_CS_COLUMNS where the columns now have Index_Type = NONE