Can we have table level security in qlik sense and how
You can use Section Access to limit access to data for users.
i want on table level and not data
And what do you mean by table? If you are refering to a table object in the UI you could probably use a calculation condition for that.
Or possibly a combination: Section Access limits the access to the data, calculation condition hides the table if the user does not have access to data.
Retrieving data ...