notes/db/sql/postgres/feature/dml/temp.txt

create temp table <temp-table-name> as
    select * from <other-table> with no data
    on commit <delete|preserve|drop>;

# no constraints/indexes are auto-created

create temp table <temp-table-name>
    (like <other-table> including constraints including indexes);

2025
https://habr.com/ru/companies/tantor/articles/930038/