* Add GN/GV and project/filter merge rules

* use new rule interface

* Check the dataflow dependency in optimizer

* Fix end condition

* Cleanup

* Fix failed test cases

* Refactor input variables setter of plan node

* Check whether the data flow is same as the control flow

* Add symbol printer

* Add utils

* Add OptContext

Co-authored-by: jie.wang <38901892+jievince@users.noreply.github.com>

* use local_ip represent graph in meta

* use hostName

* fix

Co-authored-by: dutor <440396+dutor@users.noreply.github.com>

* fix withClause

small change

* add test case

Co-authored-by: jie.wang <38901892+jievince@users.noreply.github.com>
Co-authored-by: cpw <13495049+CPWstatic@users.noreply.github.com>

* disable toss for now.

* address CBS's comments

Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

small change

fix ut

fix tck

Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

Co-authored-by: jie.wang <38901892+jievince@users.noreply.github.com>

* Correct the git sha in http server.

* Merge the version with common.

* Fix some cases.

* Fix project explain string format

* Fix compile error

* Restore include headers

* make start node first

* fix use validator

* remove clone id_

Co-authored-by: yixinglu <2520865+yixinglu@users.noreply.github.com>

small change

small change

Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>
Co-authored-by: jie.wang <38901892+jievince@users.noreply.github.com>

Co-authored-by: yaphet <4414314+darionyaphet@users.noreply.github.com>
Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

* fix update/upsert when clause

fix non bool col filter

add test cases

fix ut

fix tck

* fix copy elision

Co-authored-by: jie.wang <38901892+jievince@users.noreply.github.com>
Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

* Add support to use Aggregation with WITH clause

* Add tests for WITH clause

* Format tck

* Add UT

Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

* Correct the invalid vid error message.

* Fix message.

* Fix the tests.

Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

Fix BUG: if flags are all true, remainedExpr_ will get invalid LogicalExpression with 0 operator. (#765)

Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

* Using unordered_map and add stats.

* Using list key.

* Remove stats.

* Fix mem use after free.

* Remove other stats.

Co-authored-by: jie.wang <38901892+jievince@users.noreply.github.com>
Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

* fix where in go

* add test case

small change

Co-authored-by: jie.wang <38901892+jievince@users.noreply.github.com>
Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

* return sentence

* add test case

Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

Co-authored-by: cpw <13495049+CPWstatic@users.noreply.github.com>
Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

Co-authored-by: cpw <13495049+CPWstatic@users.noreply.github.com>

Co-authored-by: cpw <13495049+CPWstatic@users.noreply.github.com>

* Add stats.

* Refactor the GNIter.

* Fix go to first edge.

* Fix delete edges after get neighbors,

* Fix erase.

* Fix subgraph.

* Format.

* Enhance only get edge props.

* Fix some go test.

* Fix test.

* Fix erase test.

* Format.

* Fix limit test.

* Correct the new error msg.

* Fix comment.

* support function sign in parser

* add test

Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

* Move the construction of Sequential Iterator to source file

* Fix compile error

* loop body draft

* fix match base cases and passThrough scheduler

* clean up

* refactor Union executor to support merge two versions of the same input

* modify union node

* use an extra Union node to append result of the first step

* add UnionAllVersionVarExecutor

* add UnionAllVersionVarExecutor into variable-length match plan

* remove redundant code

* fix UTs

* address comments

Co-authored-by: CBS <56461666+bright-starry-sky@users.noreply.github.com>
Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

fix some case

small change

small change

small change

add case

Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

Co-authored-by: jie.wang <38901892+jievince@users.noreply.github.com>

Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

add test case

Co-authored-by: jie.wang <38901892+jievince@users.noreply.github.com>
Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

* add opencypher

* add openCyher/features to scenarios

* map test case

* format

Co-authored-by: jie.wang <38901892+jievince@users.noreply.github.com>

Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

* Add several counters

* To use CounterId

Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

* Add test case for rc1 bug

* Cleanup pytest.ini and Add rc1 bug case

* add subgraph executor

* add subgraph excutor & refactor subgraph

* fix error

* fix error second

* fix miss edge

* fix test case

* remove useless code

* change to hash(Edge)

* change hash(edge)

* change hash(string) to hash(Value)

* address comment

* address comment

* remove useless code