feat(stream): stream state operator

feat: sql command 'delete from'

feat: add msg of exp wnd and del

test: add test case for alter table and alter stable

ci: add windows ctest to ci

fix(query): enable filter in projection operator.

enh(query): add retension for the results of show databases;

feat: order by distributed split

refactor: adjust msg type

feat: rescheduler timeout task

refactor: adjust msg type

feat:optimize for group by tag