support match/nmatch relation between binary/nchar tbname/tag/col and posix regular expression

fix(docs): fix format of lowercase, and replace ‘taosc’ with 'TAOSC'

fix issue #7838

[TD-6617]<test>: modify fulltest.sh

* fix confilct

* refactor code in springbootdemo

[TD-6443]<feature>: Support OpenTSDB HTTP JSON data import format

[TS-263]<fix>: make response of alter consistent with create and drop

[TD-6416]<fix>: fixed memory leak and crash bug

[TD-6187] <docs>: describe JOIN clause.

[TD-4591] <docs>: describe lossy compression module TSZ for FLOAT & D…

[TD-6404] <docs>: describe Schemaless Insert.

Feature/query

* [TD-5872]<fix>: taosdemo stmt improve.

* refactor stmt functions.

* [TD-5872]<fix>: taosdemo stmt csv perf improve.

* rand func back to early impl.

* fix windows/mac compile error.

* fix empty tag sample.

* [TD-5873]<test>add stmt’performance taosdemo testcase

* add data_type enum and stmt_batch framework.

* use data type enum and fix test case limit/offset.

* revert thread number.

* rename MAX_SAMPLES_ONCE_FROM_FILE to reflect reality.

* split func for stmt interlace.

* fix bug that get build path.
Co-authored-by: NShuduo Sang <sdsang@taosdata.com>
Co-authored-by: tomchon <haoran920c@163.com>

Long query

* [TD-5872]<fix>: taosdemo stmt improve.

* refactor stmt functions.

* [TD-5872]<fix>: taosdemo stmt csv perf improve.

* rand func back to early impl.

* fix windows/mac compile error.

* fix empty tag sample.

* [TD-5873]<test>add stmt’performance taosdemo testcase

* add data_type enum and stmt_batch framework.

* use data type enum and fix test case limit/offset.

* revert thread number.

* rename MAX_SAMPLES_ONCE_FROM_FILE to reflect reality.

* split func for stmt interlace.
Co-authored-by: NShuduo Sang <sdsang@taosdata.com>
Co-authored-by: tomchon <haoran920c@163.com>

Update docs.md

Depriciated documentaion fix.