pStream->ltime > stime to replace and tests pytest check taosd process add defunct check

[TD-4443]fix join time precision issue

[TD-4447]<test>import the same csv twice

Adjust table locking in crash_gen to expose consistency issues

[TD-4422]-adding test cases for different combination of drop, child_table_exist, and auto_create_table

* [TD-4353]<fix>: taosdemo resub if resubAfterConsume != -1

* fix but resubafter use endafter section.
Co-authored-by: NShuduo Sang <sdsang@taosdata.com>

* [TD-4068]<feature>: taosdemo support stmt.

for easy merge purpose. disabled in master.

* fix clang compile error.

* fix memory leak, add more macros. change sqlcount to int

* fix rest segfault.
Co-authored-by: NShuduo Sang <sdsang@taosdata.com>

[TD-4360]: Change the log output level from error to info

[TD-4122]<test>: add test case

[TD-4417]<fix>: return database not ready if vnode status & role not …

[TD-4243]<fix>:fix coredump when select _block_dist() from table

* [TD-4068]<feature>: taosdemo support stmt.

for easy merge purpose. disabled in master.

* fix clang compile error.

* fix memory leak, add more macros. change sqlcount to int
Co-authored-by: NShuduo Sang <sdsang@taosdata.com>

* [TD-4406]<fix>: taosdemo auto create table.

* fix child table exists or auto create logic.

* reduce redundant conditions.
Co-authored-by: NShuduo Sang <sdsang@taosdata.com>

[TD-4411]taos hangs for invalid character

Co-authored-by: NShuduo Sang <sdsang@taosdata.com>

This reverts commit 0c4075e0.

* [TD-3913]<fix>: mips compile support.

* [TD-3912]<fix>: support mips64 compile.

add mips64 header file and modify tcrc32c.c for mips64.

* [TD-3913]<fix>: mips compile support.

verified on real loongson machine.

* fix cmake.

* fix gcc 4.8 compile error.

* fix clang compile error.
Co-authored-by: NShuduo Sang <sdsang@taosdata.com>

* [TD-4406]<fix>: taosdemo auto create table.

* fix child table exists or auto create logic.
Co-authored-by: NShuduo Sang <sdsang@taosdata.com>

* [TD-4068]<feature>: taosdemo support stmt.

for easy merge purpose. disabled in master.

* fix clang compile error.

Hotfix/crashgen

Test/td 4376