* build TCL plan

* minor improve

* improve test code

* basic support for building create/drop statement plan

* Add compress

* Fix Check failure

* Enable Free&Using GPool in read

* Optimize layout's mutex lock

* (tae): update for container

* (aoe): update for catalog checkpoint

* staticcheck SA9001: defers in range loops may not run;

* staticcheck S1009: omit redundant nil check on slices;

* staticcheck S1023: omit redundant control flow;

* staticcheck S1002: omit comparison with boolean constant;

* staticcheck S1025: don’t use fmt.Sprintf("%s", x) unnecessarily;

* staticcheck ST1017: don't use Yoda conditions;

* staticcheck ST1019: importing the same package multiple times;

* staticcheck S1019: simplify make call by omitting redundant arguments;

* staticcheck S1004: replace call to bytes.Compare with bytes.Equal;

* staticcheck SA1030: invalid argument in call to a strconv function;

* staticcheck S1011: use a single append to concatenate two slices;

* staticcheck S1008: simplify returning boolean expression;

* staticheck SA1024: a string cutset contains duplicate characters;

* staticcheck SA4003: pointless comparison;

* staticcheck S1039: unnecessary use of fmt.Sprint;

* staticcheck S1028: simplify error construction with fmt.Errorf.

* staticcheck SA6005: inefficient string comparison;

Co-authored-by: daviszhen <daviszhen007@gmail.com>

* add onReplayAppendCmd (#89)

* add onReplayAppendCmd

* add onReplayDelete (#90)

* update NewEmptyCmd

* Add batch's reference count and fix errcheck cases

* replace panic with require.NoError

* build TCL plan

* minor improve

* improve test code

* (tae): fix errcheck

* (tae): update tae stop steps

* (tae): update statemachine stop

* (tae): update tae stop steps

* (aoe): temp workaround for aoe split

* Add tae layout

* Add mutex when NewBlockFile

* Fix bitmap free bug

* Fix log write bug

* Add file Destory

* Update dataio block

* Create segment to disable sync by default

* Optimize the Destroy interface of the block

* Add unmount segment of layout

* Add layout segment Destroy

* Add Allocator interface

* Add free space and delete segment file

* Disable file free

* (tae): add system db

* (tae): add system db

* (tae): add system db 2

* (tae): add system db 3

* (tae): add system db 4

* (tae): add system db 5

* (tae): clean for linter

* (tae): add more prints

* (tae): bug fix in dispatcher

* Static check: fix cases for `errcheck`;

* Panic for non-handling error;

* (tae): add system db models

* (tae): support cross db transaction

* (tae): add ut

* enable sca check

* slightly refactor makefile

* add function register for compute layer refactor

* remove redundant attribute, fix a type-chek bug

* support own type-check function for each function with variable-length parameters

* remove unused code, add init logic for function package

* refactor the Function structure and related method

* add unittest for functionRegister and fix bugs

* use function_id instead of function_name to do register work

* Add group operator

* Add batchFill of group operator

Co-authored-by: jiangxinmeng1 <51114574+jiangxinmeng1@users.noreply.github.com>

Remove unused code directly according to linter deadcode.

# How to check deadcode
golangci-lint run --disable-all --max-same-issues 10000 --max-issues-per-linter 10000 -E deadcode

* Add built-in function oct (#2115)

Signed-off-by: lawrshen <191220090@smail.nju.edu.cn>

* refine: use bit operations instead of strconv.FormatUint

Signed-off-by: lawrshen <191220090@smail.nju.edu.cn>

* add built-in string function bin

* refine test codes for bin func

* refine: use bit operations instead of strconv.FormatUint