Shubham Barai <shubhambaraiss(at)gmail(dot)com> writes:
> I wanted to know if anyone is working on these projects from todo list.
> 1.Add UNIQUE capability to hash indexes
> 2.Allow multi-column hash indexes
Not that I've heard of. It's very hard to muster any enthusiasm for
improving hash indexes unless their lack of WAL-logging is fixed first.
regards, tom lane