test: adjust cluster case for asan mode

fix: memory leak

test:add win testcase in ci  

enh: replace row format

refactor: do some internal refactor.

fix: memory leak while subscribe

* docs: update csharp connector status

* docs: fix csharp ws bulk pulling

* docs: clarify database param is optional to websocket dsn

* docs: fix python version and a few typos

* docs: fix jdbc version in connector matrix

* docs: update jdbc demo readme

enh: replace row format

refactor: improve the perf in query

fix: memory leak while subscribe