fix:add ins_columns

fix:add ins_columns

fix:symbols error

* docs: fix tab value and label

* docs: fix tab value and label

* fix: taosbenchmark socket close properly

* fix: update taos-tools e84b7d1

* fix: update taos-tools 41d4f95

Co-authored-by: Nfacetosea <25808407@qq.com>

merge main

fix:change the default value of smlDataFormat

fix:change the default value of smlDataFormat

fix:add description of taos_get_current_db

fix:add description of schemaless interface

fix:add description of schemaless interface

fix:add description of taos_get_current_db

fix:modify description for schemaless

fix:modify description for schemaless

* 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

* enh: coverage

* enh: coverage, atomic

* fix: int to int8 error

* enh: delete unused code