hdbti table is not activating

Hi Experts,

NOTE.. I am  using sap hana trial  version

I am trying  to insert the data using files

1)after creating hdbtable, i created  the csvfile but it showing the red mark symbol

3)  after that i created the hdbti  but it is not showing the activation symbol even though we making changes

so please  clarify my problem

Regards,

pavan