docs: python udf docs

* fix: taosbenchmark escape char for 3.0

* fix: json file for escape char

* docs: update taosdump doc

opti:make note more specific

opti:make note more specific

opti:make note more specific

* release: upgrade default version to 3.0.4.1

* docs: release 3.0.4.1

* fix: zh doc build failed

* release: upgrade default version to 3.0.4.1

* docs: release 3.0.4.1

docs:fix  compile error

Update 14-stream.md

sim/valgrind: suppress rocks reachables

* 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

feature: tag scan group and slimit

enh: unify error msg for no disk space

enh: comment off unused error codes in sync and wal