* Increase wait time for index tests

* Move nullable csv data to another file

* Combine query lines

* Use gherkin reporter

* Restore gherkin reporter since not compatible with xdist plugin

* tck support insert NULL

* refactor agg parser

small change

* refactor agg parser

memory leak

fix memory leak

small change

* fix ut

* small change

* Response optimization time to client (#796)

* Refactor and cleanup (#797)

* fix tck

* fix tck

* fix crash

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

* Move plan description from QueryContext to ExecutionPlan

* Delete outputVar in ExecutionPlan

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

when using order by and limit, the result should be explicit

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

* add exists

* fix error

* rewite exists

* add test case

* more test case

* rebase & remove header

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

* update default gflags to register

* fix ci

Co-authored-by: Yichen Wang <18348405+Aiee@users.noreply.github.com>
Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

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

* upload package nightly

* use upload-to-oss action

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

fix tck

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

* Using value as key.

* Fix copy hashtable.

* Fix const row.

* Reserve space for ds.

* Enhance the match by id filter eval id.

* Address @yixinglu's comment that for or logical with other Vertices Seek is can't deduce.

* Format the feature file.

* Support multiple id call in filter. And check the node alias.

* Move the vid extract to visitor.

* Fix the compiler warning.

* Fix the size check.

* Fix the variable overlap.

* Fix the cases.

* Add int vid cases.

* Rebase.

* Remove the duplicate definition.

* Rebase.

* Add some cases.

* Check alias by anonymous

* Rebase.

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

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

* Refactor prop iter.

* Fix copy prop iter.

* Fix index scan,

* Move otherStats to value.

* Remove project dedup.

* Add build request dataset.

* Fix validator test.

* Reserve capacity for vertices.

small change

small change

small change

small change

small change

small change

small change

small change

small change

small change

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

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

add isNull/isNotNull

add test cases

small change

add cases

fix ut

fix

small change

fix tck

format

small change

add isNull/isNotNull

add isNull/isNotNull

add test cases

small change

add cases

fix ut

fix

fix

small change

small change

* InnerJoin change to LeftJoin in Go sentence

* fix test case

* fix compiler error

* alter test time

small change

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

* Fix the ast to string format.

* Fix the ast repr bug.

* Rebase.

* Update.

* Fix the yixinglu's comments.

* Format feature file.

* Refactor seq iter.

* Remove logical row.

* Remove join iter.

* Erase data directly.

* Fix union.

* Refactor cartesian product.

* Fix cartesian product and shortest path.

* Fix unstable erase.

* Rebase and fix join.

* Enable erase by swap test.

* Remove unneccesary code in sort.

* Add support to compare different numerical types in LOOKUP WHERE clause

* fix tck format

* Add todo

* Accommodate common change

* Address comments

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

* add LeftJoin & change DataJoin to InnerJoin

* add more test case

* rebase

* rebase master

* if type_ is empty ignore it

* fix

* fix print

* fix print

Co-authored-by: Yichen Wang <18348405+Aiee@users.noreply.github.com>
Co-authored-by: Yee <2520865+yixinglu@users.noreply.github.com>

* 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>