问题：

[多选] Which  statements are correct about temporary tables（）

A . Indexes and views can be created on temporary tables.
B . Both the data and the structure of temporary tables can be exported.
C . Temporary tables are always created in a user’s temporary tablespace.
D . The data inserted into a temporary table in a session is available to other sessions.
E . Data manipulation language （DML） locks are never acquired on the data of temporary table