feature(udf): pipe is placed under datadir and remove it after udfd exist and is hidden

fix(os): make taosd run on win.

fix: merge mix data of mem and file

refactor: vnodes mgmt

Enh/support idx filter

fix: problem of sql command 'kill transaction'

Feature/td 14761 feat:schemaless function

fix(query): revise the length of var data type.

3.0

feat: set tsdb cfg for rollup sma

fix(query): fix invalid extraction of column id.

test(stream): more stream case

fix: auto-create table

fix: datadir info is not recorded in monitor

test(stream): add stream case

feat(stream): auto create ctb

fix(query): column match