Thank you very much for the reply Dieter.
When i having to rename the PI or to create a name for the PI without name, i found the solution but when i wanted to do the same for the SI of a tables no frequently upgraded and so the drop and create of the SI take a long time, i thought that was the same for the SI but i was not able to do it and so i asked to you.
If user having spool space of 1tb. The user retrieving data. But the user get the error like. What is the solution of that ?
If user1 data in GTT. the another user can use this data?