* docs: update csharp connector status

* docs: fix csharp ws bulk pulling

* docs: clarify database param is optional to websocket dsn

* docs: fix java connector mistake

* fix: a few typos

* fix: many typos

* docs: java connector support subscription over websocket

* fix: update 3.0 connector feature matrix

* docs: fix typos and use 3.1.0 in jdbc driver

* fix: update matrix for schemaless java status

* docs: use latest jdbc version in connect section

* docs: refine python connector doc for req_id

* docs: update csharp connector status

* docs: fix csharp ws bulk pulling

* docs: clarify database param is optional to websocket dsn

* docs: fix java connector mistake

* fix: a few typos

* fix: many typos

* docs: java connector support subscription over websocket

* fix: update 3.0 connector feature matrix

* docs: fix typos and use 3.1.0 in jdbc driver

* fix: update matrix for schemaless java status

* docs: use latest jdbc version in connect section

The connector for rust has been updated to use `deadpool` as default connection pool instead of `r2d2`, and the `r2d2` was only kept for blocking mode.

* docs: update csharp connector status

* docs: fix csharp ws bulk pulling

* docs: clarify database param is optional to websocket dsn

* docs: fix java connector mistake

* fix: a few typos

* fix: many typos

* docs: java connector support subscription over websocket

* fix: update 3.0 connector feature matrix

* docs: fix typos and use 3.1.0 in jdbc driver

* docs: update csharp connector status

* docs: fix csharp ws bulk pulling

* docs: clarify database param is optional to websocket dsn

* docs: fix java connector mistake

* fix: a few typos

* fix: many typos

* docs: java connector support subscription over websocket

* fix: update 3.0 connector feature matrix

* docs: support schemaless insert

* docs: code reformat

* docs: add rest api diff

* docs: use html table

* docs: use json instead of table in rest api doc

* docs: add rest api diff

* docs: use html table

* docs: this line is inaccurate, in current connector-python repo, it require python >= 3.6.2 because there is a dependence iso8601

* docs: append websocket doc for python connector

---------
Co-authored-by: NAdam Ji <jrgwyz@163.com>

* docs: update csharp connector status

* docs: fix csharp ws bulk pulling

* docs: clarify database param is optional to websocket dsn

* docs: fix java connector mistake

* fix: a few typos

* fix: many typos

* docs: java connector support subscription over websocket

docs: this line is inaccurate, in current connector-python repo, it require python >= 3.6.2 because there is a dependence iso8601 (#20336)
Co-authored-by: NAdam Ji <jrgwyz@163.com>

docs: this line is inaccurate, in current connector-python repo, it require python >= 3.6.2 because there is a dependence iso8601 (#20331)

* docs: update csharp connector status

* docs: fix csharp ws bulk pulling

* docs: clarify database param is optional to websocket dsn

* docs: fix java connector mistake

* fix: a few typos

* fix: many typos

* test: add python demo for websocket

* fix test

* fix test

* fix test

* docs: add jdbc 3.1.0 version description

* docs: fix jdbc description

* docs: add tmq over websocket demo

* docs: fix jdbc tmq demo path

* docs: docs demo in CI

* fix: add jdbc version

* docs: use subscription instead of tmq

---------
Co-authored-by: Shuduo Sang <sangshuduo@gmail.com>

* docs: update node-rest doc, add insert sample

* remove cn character in examples